[INFO] cloning repository mre/fcat [INFO] running `"git" "clone" "--bare" "git://github.com/mre/fcat.git" "work/cache/sources/gh/mre/fcat"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/mre/fcat'... [INFO] running `"git" "clone" "work/cache/sources/gh/mre/fcat" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/mre/fcat"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/mre/fcat'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mre/fcat" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mre/fcat"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mre/fcat'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c938b62b462455c61c346e0e0efe012ad338a084 [INFO] sha for GitHub repo mre/fcat: c938b62b462455c61c346e0e0efe012ad338a084 [INFO] validating manifest of mre/fcat on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mre/fcat on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mre/fcat [INFO] finished frobbing mre/fcat [INFO] frobbed toml for mre/fcat written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/mre/fcat/Cargo.toml [INFO] started frobbing mre/fcat [INFO] finished frobbing mre/fcat [INFO] frobbed toml for mre/fcat written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mre/fcat/Cargo.toml [INFO] crate mre/fcat already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded escargot v0.2.0 [INFO] [stderr] Downloaded assert_cmd v0.6.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] testing mre/fcat against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mre/fcat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] f7807a27919f983071faab22d2e4cb2bec228590a07d5dba2ddd2487fc156e9d [INFO] running `"docker" "start" "-a" "f7807a27919f983071faab22d2e4cb2bec228590a07d5dba2ddd2487fc156e9d"` [INFO] [stderr] Compiling nix v0.9.0 [INFO] [stderr] Compiling fcat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.70s [INFO] running `"docker" "inspect" "f7807a27919f983071faab22d2e4cb2bec228590a07d5dba2ddd2487fc156e9d"` [INFO] running `"docker" "rm" "-f" "f7807a27919f983071faab22d2e4cb2bec228590a07d5dba2ddd2487fc156e9d"` [INFO] [stdout] f7807a27919f983071faab22d2e4cb2bec228590a07d5dba2ddd2487fc156e9d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mre/fcat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 07fbdaff69a3086aab3e5e8ff529d1e9e46168174e094db3351f4edfbd9d5613 [INFO] running `"docker" "start" "-a" "07fbdaff69a3086aab3e5e8ff529d1e9e46168174e094db3351f4edfbd9d5613"` [INFO] [stderr] Compiling escargot v0.2.0 [INFO] [stderr] Compiling byteorder v1.2.4 [INFO] [stderr] Compiling wait-timeout v0.1.5 [INFO] [stderr] Compiling rand v0.5.4 [INFO] [stderr] Compiling aho-corasick v0.6.6 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling syn v0.14.6 [INFO] [stderr] Compiling float-cmp v0.4.0 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Compiling tempfile v3.0.3 [INFO] [stderr] Compiling rusty-fork v0.2.0 [INFO] [stderr] Compiling proptest v0.8.4 [INFO] [stderr] Compiling serde_derive v1.0.70 [INFO] [stderr] Compiling predicates v0.5.2 [INFO] [stderr] Compiling serde v1.0.70 [INFO] [stderr] Compiling serde_json v1.0.24 [INFO] [stderr] Compiling assert_cmd v0.6.0 [INFO] [stderr] Compiling fcat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 21s [INFO] running `"docker" "inspect" "07fbdaff69a3086aab3e5e8ff529d1e9e46168174e094db3351f4edfbd9d5613"` [INFO] running `"docker" "rm" "-f" "07fbdaff69a3086aab3e5e8ff529d1e9e46168174e094db3351f4edfbd9d5613"` [INFO] [stdout] 07fbdaff69a3086aab3e5e8ff529d1e9e46168174e094db3351f4edfbd9d5613 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mre/fcat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"` [INFO] [stdout] f78fc61e4a63fab49b307613a594604189a70f015d2d751eeea63e1670f6e8ce [INFO] running `"docker" "start" "-a" "f78fc61e4a63fab49b307613a594604189a70f015d2d751eeea63e1670f6e8ce"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/fcat-c218b532329a01dd [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test integration::cat_stdin_dash ... FAILED [INFO] [stdout] test integration::cat_file_stdin ... FAILED [INFO] [stdout] test integration::cat_multiple_files ... FAILED [INFO] [stdout] test integration::cat_single_file ... FAILED [INFO] [stdout] test integration::cat_stdin_file ... FAILED [INFO] [stdout] test integration::cat_stdin ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- integration::cat_stdin_dash stdout ---- [INFO] [stdout] thread 'integration::cat_stdin_dash' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f40156 - fcat::integration::cat_stdin_dash::{{closure}}::hb907b973584d74c6 [INFO] [stdout] at src/main.rs:138 [INFO] [stdout] 13: 0x561cc4f3db72 - core::ops::function::impls:: for &F>::call::h51674d40e66f7dc6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c77f - proptest::test_runner::runner::call_test::{{closure}}::heb24abd912a22ff6 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f34528 - as core::ops::function::FnOnce<()>>::call_once::h97125c23bdba6983 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d2bb - std::panicking::try::do_call::h7a7c319f3060f3f2 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3bf29 - std::panicking::try::h2d5faf4030968b6d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f34758 - std::panic::catch_unwind::h02705520cb7ae1d0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f19002 - proptest::test_runner::runner::call_test::hdc0e1d3c0a997af1 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f05bd0 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h18c3ce662933ffbb [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:473 [INFO] [stdout] 22: 0x561cc4f003dc - proptest::test_runner::runner::TestRunner::gen_and_run_case::h3bf95a014a2fd0fe [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 23: 0x561cc4f0c468 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h9acd29e5afe70287 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 24: 0x561cc4eff10c - proptest::test_runner::runner::TestRunner::run_in_process::h86e243e51c1ffa35 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 25: 0x561cc4f10c88 - proptest::test_runner::runner::TestRunner::run::h03d37a0c7b599712 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 26: 0x561cc4f3fd2c - fcat::integration::cat_stdin_dash::h8ece0d0d8b40e1a8 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 27: 0x561cc4f3fb4a - fcat::integration::cat_stdin_dash::{{closure}}::h746c47070a32db53 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 28: 0x561cc4f2db0e - core::ops::function::FnOnce::call_once::ha5deedebc536b8cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 31: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 33: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 34: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 35: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 36: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 37: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 38: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 39: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 41: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 42: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 43: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 44: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 47: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 48: 0x7fc87c230d0f - __clone [INFO] [stdout] 49: 0x0 - [INFO] [stdout] thread 'integration::cat_stdin_dash' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f40156 - fcat::integration::cat_stdin_dash::{{closure}}::hb907b973584d74c6 [INFO] [stdout] at src/main.rs:138 [INFO] [stdout] 13: 0x561cc4f3db72 - core::ops::function::impls:: for &F>::call::h51674d40e66f7dc6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c77f - proptest::test_runner::runner::call_test::{{closure}}::heb24abd912a22ff6 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f34528 - as core::ops::function::FnOnce<()>>::call_once::h97125c23bdba6983 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d2bb - std::panicking::try::do_call::h7a7c319f3060f3f2 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3bf29 - std::panicking::try::h2d5faf4030968b6d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f34758 - std::panic::catch_unwind::h02705520cb7ae1d0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f19002 - proptest::test_runner::runner::call_test::hdc0e1d3c0a997af1 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f11174 - proptest::test_runner::runner::TestRunner::shrink::h04da668730121f22 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f05c8d - proptest::test_runner::runner::TestRunner::run_one_with_replay::h18c3ce662933ffbb [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f003dc - proptest::test_runner::runner::TestRunner::gen_and_run_case::h3bf95a014a2fd0fe [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0c468 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h9acd29e5afe70287 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff10c - proptest::test_runner::runner::TestRunner::run_in_process::h86e243e51c1ffa35 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10c88 - proptest::test_runner::runner::TestRunner::run::h03d37a0c7b599712 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3fd2c - fcat::integration::cat_stdin_dash::h8ece0d0d8b40e1a8 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3fb4a - fcat::integration::cat_stdin_dash::{{closure}}::h746c47070a32db53 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2db0e - core::ops::function::FnOnce::call_once::ha5deedebc536b8cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_stdin_dash' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f40156 - fcat::integration::cat_stdin_dash::{{closure}}::hb907b973584d74c6 [INFO] [stdout] at src/main.rs:138 [INFO] [stdout] 13: 0x561cc4f3db72 - core::ops::function::impls:: for &F>::call::h51674d40e66f7dc6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c77f - proptest::test_runner::runner::call_test::{{closure}}::heb24abd912a22ff6 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f34528 - as core::ops::function::FnOnce<()>>::call_once::h97125c23bdba6983 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d2bb - std::panicking::try::do_call::h7a7c319f3060f3f2 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3bf29 - std::panicking::try::h2d5faf4030968b6d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f34758 - std::panic::catch_unwind::h02705520cb7ae1d0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f19002 - proptest::test_runner::runner::call_test::hdc0e1d3c0a997af1 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f11174 - proptest::test_runner::runner::TestRunner::shrink::h04da668730121f22 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f05c8d - proptest::test_runner::runner::TestRunner::run_one_with_replay::h18c3ce662933ffbb [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f003dc - proptest::test_runner::runner::TestRunner::gen_and_run_case::h3bf95a014a2fd0fe [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0c468 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h9acd29e5afe70287 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff10c - proptest::test_runner::runner::TestRunner::run_in_process::h86e243e51c1ffa35 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10c88 - proptest::test_runner::runner::TestRunner::run::h03d37a0c7b599712 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3fd2c - fcat::integration::cat_stdin_dash::h8ece0d0d8b40e1a8 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3fb4a - fcat::integration::cat_stdin_dash::{{closure}}::h746c47070a32db53 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2db0e - core::ops::function::FnOnce::call_once::ha5deedebc536b8cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_stdin_dash' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f40156 - fcat::integration::cat_stdin_dash::{{closure}}::hb907b973584d74c6 [INFO] [stdout] at src/main.rs:138 [INFO] [stdout] 13: 0x561cc4f3db72 - core::ops::function::impls:: for &F>::call::h51674d40e66f7dc6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c77f - proptest::test_runner::runner::call_test::{{closure}}::heb24abd912a22ff6 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f34528 - as core::ops::function::FnOnce<()>>::call_once::h97125c23bdba6983 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d2bb - std::panicking::try::do_call::h7a7c319f3060f3f2 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3bf29 - std::panicking::try::h2d5faf4030968b6d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f34758 - std::panic::catch_unwind::h02705520cb7ae1d0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f19002 - proptest::test_runner::runner::call_test::hdc0e1d3c0a997af1 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f11174 - proptest::test_runner::runner::TestRunner::shrink::h04da668730121f22 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f05c8d - proptest::test_runner::runner::TestRunner::run_one_with_replay::h18c3ce662933ffbb [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f003dc - proptest::test_runner::runner::TestRunner::gen_and_run_case::h3bf95a014a2fd0fe [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0c468 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h9acd29e5afe70287 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff10c - proptest::test_runner::runner::TestRunner::run_in_process::h86e243e51c1ffa35 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10c88 - proptest::test_runner::runner::TestRunner::run::h03d37a0c7b599712 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3fd2c - fcat::integration::cat_stdin_dash::h8ece0d0d8b40e1a8 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3fb4a - fcat::integration::cat_stdin_dash::{{closure}}::h746c47070a32db53 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2db0e - core::ops::function::FnOnce::call_once::ha5deedebc536b8cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] proptest: failed to append to /opt/crater/workdir/proptest-regressions/main.txt: Read-only file system (os error 30) [INFO] [stdout] thread 'integration::cat_stdin_dash' panicked at 'Test failed: called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }; minimal failing input: content = [] [INFO] [stdout] successes: 0 [INFO] [stdout] local rejects: 0 [INFO] [stdout] global rejects: 0 [INFO] [stdout] ', src/main.rs:101:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b26f - std::panicking::begin_panic_fmt::h6fa6b99240aafbc9 [INFO] [stdout] at src/libstd/panicking.rs:337 [INFO] [stdout] 9: 0x561cc4f3ff1f - fcat::integration::cat_stdin_dash::h8ece0d0d8b40e1a8 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 10: 0x561cc4f3fb4a - fcat::integration::cat_stdin_dash::{{closure}}::h746c47070a32db53 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 11: 0x561cc4f2db0e - core::ops::function::FnOnce::call_once::ha5deedebc536b8cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 14: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 15: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 16: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 17: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 20: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 21: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 22: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 23: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 24: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 26: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 31: 0x7fc87c230d0f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- integration::cat_file_stdin stdout ---- [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f04346 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:473 [INFO] [stdout] 22: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 23: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 24: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 25: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 26: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 27: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 28: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 31: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 33: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 34: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 35: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 36: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 37: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 38: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 39: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 41: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 42: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 43: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 44: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 47: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 48: 0x7fc87c230d0f - __clone [INFO] [stdout] 49: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some(" Blocking waiting for file lock on package cache lock\nerror: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some(" Blocking waiting for file lock on package cache lock\nerror: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f4167d - fcat::integration::cat_file_stdin::{{closure}}::h876be94050ac85ac [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x561cc4f3d995 - core::ops::function::impls:: for &F>::call::h2ded3773c49ac92f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c352 - proptest::test_runner::runner::call_test::{{closure}}::hcca5f0105c815345 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f3457d - as core::ops::function::FnOnce<()>>::call_once::hae7d85667b0c51cb [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d4fe - std::panicking::try::do_call::h90112fc1e81c9b35 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3cc49 - std::panicking::try::hddd75b00a53c9be0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f348ea - std::panic::catch_unwind::h80041acdfa4ddb05 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a9aa - proptest::test_runner::runner::call_test::hfbcd076d4b9be483 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f13d54 - proptest::test_runner::runner::TestRunner::shrink::hd84d3edeb3f46acf [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f04406 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h045f652a943069f0 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f00ebe - proptest::test_runner::runner::TestRunner::gen_and_run_case::h422adb077edf98be [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0b2a8 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h531fc8ab138a454c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff32c - proptest::test_runner::runner::TestRunner::run_in_process::h90486fb820f45192 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f10ec8 - proptest::test_runner::runner::TestRunner::run::he1112e854babae6c [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f41146 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] proptest: failed to append to /opt/crater/workdir/proptest-regressions/main.txt: Read-only file system (os error 30) [INFO] [stdout] thread 'integration::cat_file_stdin' panicked at 'Test failed: called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }; minimal failing input: content0 = [], content1 = [] [INFO] [stdout] successes: 0 [INFO] [stdout] local rejects: 0 [INFO] [stdout] global rejects: 0 [INFO] [stdout] ', src/main.rs:101:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b26f - std::panicking::begin_panic_fmt::h6fa6b99240aafbc9 [INFO] [stdout] at src/libstd/panicking.rs:337 [INFO] [stdout] 9: 0x561cc4f41369 - fcat::integration::cat_file_stdin::habcb3f2262603e7e [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 10: 0x561cc4f40efa - fcat::integration::cat_file_stdin::{{closure}}::h822e6adfecfcd7d4 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 11: 0x561cc4f2d8be - core::ops::function::FnOnce::call_once::h5f2e663cb23b431b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 14: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 15: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 16: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 17: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 20: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 21: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 22: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 23: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 24: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 26: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 31: 0x7fc87c230d0f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- integration::cat_multiple_files stdout ---- [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f06bb6 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:473 [INFO] [stdout] 22: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 23: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 24: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 25: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 26: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 27: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 28: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 31: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 33: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 34: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 35: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 36: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 37: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 38: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 39: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 41: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 42: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 43: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 44: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 47: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 48: 0x7fc87c230d0f - __clone [INFO] [stdout] 49: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some(" Blocking waiting for file lock on package cache lock\nerror: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 42: 0x561cc4f52e12 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x561cc4f52e12 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x561cc507ddbf - as core::ops::function::FnOnce>::call_once::h146d737fe1c8556c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x561cc50927a0 - as core::ops::function::FnOnce>::call_once::h44ec2de830c4be09 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x561cc50927a0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x561cc50927a0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc87c7054a4 - start_thread [INFO] [stdout] 49: 0x7fc87c230d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_multiple_files' panicked at 'called `Result::unwrap()` on an `Err` value: CargoError { context: None, cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561cc508b02b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x561cc508b02b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x561cc508b02b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x561cc508b02b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x561cc508b02b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x561cc508acbf - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x561cc508b7a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x561cc508b322 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x561cc508b206 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x561cc50a9ddd - core::panicking::panic_fmt::h5b6e1f42b8cc12be [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x561cc4f1d583 - core::result::unwrap_failed::h23a463062a171980 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x561cc4f26a24 - core::result::Result::unwrap::h96fc5d75c1f8d906 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x561cc4f3efb9 - fcat::integration::cat_multiple_files::{{closure}}::hb6b2e15c34b7ba5f [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x561cc4f3dad5 - core::ops::function::impls:: for &F>::call::h4ee0e5fd5f1d8f9a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x561cc4f1c532 - proptest::test_runner::runner::call_test::{{closure}}::hd8f4bc459cb7119b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 15: 0x561cc4f344dd - as core::ops::function::FnOnce<()>>::call_once::h69f02c670e833877 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 16: 0x561cc4f3d6ae - std::panicking::try::do_call::hcb829d49a989862c [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 17: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 18: 0x561cc4f3c7e9 - std::panicking::try::h801f2002fc1cd0bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 19: 0x561cc4f3470a - std::panic::catch_unwind::h008d330e8e9210bd [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 20: 0x561cc4f1a11a - proptest::test_runner::runner::call_test::hf2d2530c627d5727 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:169 [INFO] [stdout] 21: 0x561cc4f12014 - proptest::test_runner::runner::TestRunner::shrink::h6ebed71dfcba7a06 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:502 [INFO] [stdout] 22: 0x561cc4f06c76 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h29ada38e2089282a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:480 [INFO] [stdout] 23: 0x561cc4f0094e - proptest::test_runner::runner::TestRunner::gen_and_run_case::h41e5308caf0048f7 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:440 [INFO] [stdout] 24: 0x561cc4f0cd78 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::ha21c16ea76ada600 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:403 [INFO] [stdout] 25: 0x561cc4eff98c - proptest::test_runner::runner::TestRunner::run_in_process::hcfeb76ce1221d3ba [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:374 [INFO] [stdout] 26: 0x561cc4f11048 - proptest::test_runner::runner::TestRunner::run::hfa0cc40a72a80e1e [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.4/src/test_runner/runner.rs:262 [INFO] [stdout] 27: 0x561cc4f3ea36 - fcat::integration::cat_multiple_files::h2640a5430e18cb90 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x561cc4f3e7ea - fcat::integration::cat_multiple_files::{{closure}}::h784efc0939085eff [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x561cc4f2d75e - core::ops::function::FnOnce::call_once::h37524693363414fe [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x561cc4f5920f - as core::ops::function::FnOnce>::call_once::h7d12c58d88f85f52 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 32: 0x561cc4f73be8 - std::panicking::try::h5ed77697f4b9cf5a [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 33: 0x561cc4f73be8 - std::panic::catch_unwind::hc3df70fd601bf96f [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388 [INFO] [stdout] 34: 0x561cc4f73be8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x561cc4f4e785 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x561cc4f52785 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x561cc4f52785 - as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309 [INFO] [stdout] 38: 0x561cc4f52785 - std::panicking::try::do_call::h11328ad090f12422 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294 [INFO] [stdout] 39: 0x561cc509305a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 40: 0x561cc4f52e12 - std::panicking::try::hd00f486f5358e439 [INFO] [stdout] at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273 [INFO] [stdout] 41: 0x561cc4f52e12 - std::panic::catch_unwind::h78adeaedb9e59cb0 [WARN] too many lines in the log, truncating it