[INFO] updating cached repository mre/fcat [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/mre/fcat [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/mre/fcat" "work/ex/beta-1.38-1/sources/1.37.0/gh/mre/fcat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mre/fcat'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mre/fcat" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mre/fcat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mre/fcat on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing mre/fcat against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] ef9f6c886c1b81bf4183ccf0adfbb7b57db81b95ee9217f181ff1bafd1abbe06 [INFO] running `"docker" "start" "-a" "ef9f6c886c1b81bf4183ccf0adfbb7b57db81b95ee9217f181ff1bafd1abbe06"` [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 8.45s [INFO] running `"docker" "inspect" "ef9f6c886c1b81bf4183ccf0adfbb7b57db81b95ee9217f181ff1bafd1abbe06"` [INFO] running `"docker" "rm" "-f" "ef9f6c886c1b81bf4183ccf0adfbb7b57db81b95ee9217f181ff1bafd1abbe06"` [INFO] [stdout] ef9f6c886c1b81bf4183ccf0adfbb7b57db81b95ee9217f181ff1bafd1abbe06 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 99b480f1bca9014031c9e75ceab8166644571a30c4b8e5db9bae47153a767c27 [INFO] running `"docker" "start" "-a" "99b480f1bca9014031c9e75ceab8166644571a30c4b8e5db9bae47153a767c27"` [INFO] [stderr] Compiling serde v1.0.70 [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 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_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 05s [INFO] running `"docker" "inspect" "99b480f1bca9014031c9e75ceab8166644571a30c4b8e5db9bae47153a767c27"` [INFO] running `"docker" "rm" "-f" "99b480f1bca9014031c9e75ceab8166644571a30c4b8e5db9bae47153a767c27"` [INFO] [stdout] 99b480f1bca9014031c9e75ceab8166644571a30c4b8e5db9bae47153a767c27 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 84382784a246493fb3ca997400b557fccf0389b3d5b93282bdf04081735bea7a [INFO] running `"docker" "start" "-a" "84382784a246493fb3ca997400b557fccf0389b3d5b93282bdf04081735bea7a"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/crater/target/debug/deps/fcat-a8b9da9c18199f4b [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test integration::cat_single_file ... FAILED [INFO] [stdout] test integration::cat_file_stdin ... FAILED [INFO] [stdout] test integration::cat_multiple_files ... FAILED [INFO] [stdout] test integration::cat_stdin ... FAILED [INFO] [stdout] test integration::cat_stdin_dash ... FAILED [INFO] [stdout] test integration::cat_stdin_file ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- integration::cat_single_file stdout ---- [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797ac590 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 27: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 28: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 31: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 32: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 34: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 35: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 36: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 37: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 38: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 39: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 40: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 41: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 42: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 43: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 44: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 46: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 47: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 48: 0x7fc37a814d0f - __clone [INFO] [stdout] 49: 0x0 - [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797b9054 - proptest::test_runner::runner::TestRunner::shrink::h621118bb3657abdd [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: 0x5644797ac649 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797b9054 - proptest::test_runner::runner::TestRunner::shrink::h621118bb3657abdd [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: 0x5644797ac649 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797b9054 - proptest::test_runner::runner::TestRunner::shrink::h621118bb3657abdd [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: 0x5644797ac649 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797b9054 - proptest::test_runner::runner::TestRunner::shrink::h621118bb3657abdd [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: 0x5644797ac649 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797b9054 - proptest::test_runner::runner::TestRunner::shrink::h621118bb3657abdd [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: 0x5644797ac649 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797b9054 - proptest::test_runner::runner::TestRunner::shrink::h621118bb3657abdd [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: 0x5644797ac649 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797b9054 - proptest::test_runner::runner::TestRunner::shrink::h621118bb3657abdd [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: 0x5644797ac649 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797b9054 - proptest::test_runner::runner::TestRunner::shrink::h621118bb3657abdd [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: 0x5644797ac649 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797b9054 - proptest::test_runner::runner::TestRunner::shrink::h621118bb3657abdd [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: 0x5644797ac649 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797b9054 - proptest::test_runner::runner::TestRunner::shrink::h621118bb3657abdd [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: 0x5644797ac649 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797b9054 - proptest::test_runner::runner::TestRunner::shrink::h621118bb3657abdd [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: 0x5644797ac649 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4481 - fcat::integration::cat_single_file::{{closure}}::hcd20c0cbabea566c [INFO] [stdout] at src/main.rs:105 [INFO] [stdout] 13: 0x5644797e37b2 - core::ops::function::impls:: for &F>::call::h288c5f285210ee02 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1fcf - proptest::test_runner::runner::call_test::{{closure}}::h99ef13500e8dc548 [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: 0x5644797db8c8 - as core::ops::function::FnOnce<()>>::call_once::hcd4a77141fe11edc [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e316b - std::panicking::try::do_call::h246ba7658481513b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e18e9 - std::panicking::try::h17bee5b5f0b8794e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc108 - std::panic::catch_unwind::hd41dc2d441590215 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797be071 - proptest::test_runner::runner::call_test::ha85e2c457a675f8c [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: 0x5644797b9054 - proptest::test_runner::runner::TestRunner::shrink::h621118bb3657abdd [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: 0x5644797ac649 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h6005dd9f92f81065 [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: 0x5644797a95ab - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd939badcd2a959f4 [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: 0x5644797b4aa2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he07c60524636609b [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: 0x5644797a52ac - proptest::test_runner::runner::TestRunner::run_in_process::h0f3c40a738519e0f [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: 0x5644797b6e6b - proptest::test_runner::runner::TestRunner::run::h17e3f19caffe8ddd [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: 0x5644797e400c - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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_single_file' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931b0f - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x5644797e41ff - fcat::integration::cat_single_file::h6689fcc83fb557cf [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 10: 0x5644797e3e2a - fcat::integration::cat_single_file::{{closure}}::h0c7c9dcc640cb72f [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 11: 0x5644797d6c4e - core::ops::function::FnOnce::call_once::h366a07f5b14ae2b3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 17: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 20: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 21: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 22: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 23: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 26: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 31: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797ab546 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 27: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 28: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 31: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 32: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 34: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 35: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 36: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 37: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 38: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 39: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 40: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 41: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 42: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 43: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 44: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 46: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 47: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 48: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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\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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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\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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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\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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e749d - fcat::integration::cat_file_stdin::{{closure}}::h303bbcb698d0d7b5 [INFO] [stdout] at src/main.rs:167 [INFO] [stdout] 13: 0x5644797e3aa5 - core::ops::function::impls:: for &F>::call::hfeb4a70ce928f1df [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c1672 - proptest::test_runner::runner::call_test::{{closure}}::h44bf342991c9323a [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: 0x5644797db91d - as core::ops::function::FnOnce<()>>::call_once::hd9782acad081afeb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e33ae - std::panicking::try::do_call::h8e29d9565746d42f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e1f79 - std::panicking::try::h766c94be44394758 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbd9a - std::panic::catch_unwind::h14fd281e1f95c260 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bcfe9 - proptest::test_runner::runner::call_test::h9e3cefa3c42f111d [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: 0x5644797b86b4 - proptest::test_runner::runner::TestRunner::shrink::h55669da3e5312143 [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: 0x5644797ab602 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h51e9f045db44a3ed [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: 0x5644797a6b2d - proptest::test_runner::runner::TestRunner::gen_and_run_case::h19e55ca76d6740d8 [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: 0x5644797b13e2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::h604fed024ea334df [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: 0x5644797a590c - proptest::test_runner::runner::TestRunner::run_in_process::h5909dc9b89b2d626 [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: 0x5644797b70ab - proptest::test_runner::runner::TestRunner::run::h5b305e3716cc838a [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: 0x5644797e6f66 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931b0f - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x5644797e7189 - fcat::integration::cat_file_stdin::h746e4e33f6177840 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 10: 0x5644797e6d1a - fcat::integration::cat_file_stdin::{{closure}}::h783013e8d0df4c45 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 11: 0x5644797d6fde - core::ops::function::FnOnce::call_once::h99a1cb42e446462f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 17: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 20: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 21: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 22: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 23: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 26: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 31: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797aace6 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 27: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 28: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 31: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 32: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 34: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 35: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 36: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 37: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 38: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 39: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 40: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 41: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 42: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 43: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 44: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 46: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 47: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 48: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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\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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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\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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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\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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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\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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e4dd9 - fcat::integration::cat_multiple_files::{{closure}}::h74296ed64013f63e [INFO] [stdout] at src/main.rs:115 [INFO] [stdout] 13: 0x5644797e3a05 - core::ops::function::impls:: for &F>::call::hb4bbbc8835b1362f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c12f2 - proptest::test_runner::runner::call_test::{{closure}}::h2375e152c7c2077b [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: 0x5644797db9bd - as core::ops::function::FnOnce<()>>::call_once::hf19739bb4bec3d1e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e355e - std::panicking::try::do_call::h915760132f2c394f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e23d9 - std::panicking::try::h8b5bd1e67f7f6872 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dc0ba - std::panic::catch_unwind::hc5dfe45d81e3fd2d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bf189 - proptest::test_runner::runner::call_test::hac95c1d2427b3763 [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: 0x5644797ba394 - proptest::test_runner::runner::TestRunner::shrink::hb9ec91655601755d [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: 0x5644797aada2 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h3b8f67522e17a52d [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: 0x5644797a85dd - proptest::test_runner::runner::TestRunner::gen_and_run_case::ha83744c028162632 [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: 0x5644797b53b2 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::he0cbd132f4fc9299 [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: 0x5644797a56ec - proptest::test_runner::runner::TestRunner::run_in_process::h47f4cc5f322b96d5 [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: 0x5644797b6f2b - proptest::test_runner::runner::TestRunner::run::h4529cacd0c6e5764 [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: 0x5644797e4856 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __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_multiple_files' 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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931b0f - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x5644797e4a79 - fcat::integration::cat_multiple_files::haffa93be502958cd [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 10: 0x5644797e460a - fcat::integration::cat_multiple_files::{{closure}}::hfa094fd5cba6afce [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 11: 0x5644797d6d1e - core::ops::function::FnOnce::call_once::h41b37b71a1e581f8 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 17: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 20: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 21: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 22: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 23: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 26: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 31: 0x7fc37a814d0f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- integration::cat_stdin stdout ---- [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797abda0 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 27: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 28: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 31: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 32: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 34: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 35: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 36: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 37: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 38: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 39: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 40: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 41: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 42: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 43: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 44: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 46: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 47: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 48: 0x7fc37a814d0f - __clone [INFO] [stdout] 49: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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\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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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\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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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\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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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\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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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\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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x564479931aa6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x56447995009d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5644797c36c3 - core::result::unwrap_failed::ha04ab5fa2a304ef2 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5644797ccb64 - core::result::Result::unwrap::h184434355c65c9dd [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5644797e57be - fcat::integration::cat_stdin::{{closure}}::hd42f5bfa052e5a56 [INFO] [stdout] at src/main.rs:127 [INFO] [stdout] 13: 0x5644797e38d2 - core::ops::function::impls:: for &F>::call::h79351916e654185e [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:240 [INFO] [stdout] 14: 0x5644797c239f - proptest::test_runner::runner::call_test::{{closure}}::hc763e6c8ea22aabf [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: 0x5644797db828 - as core::ops::function::FnOnce<()>>::call_once::h937b853d29d37778 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 16: 0x5644797e34cb - std::panicking::try::do_call::h9039283f28d6d7f7 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 17: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x5644797e2839 - std::panicking::try::hb3709159a4a9209c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x5644797dbfc8 - std::panic::catch_unwind::h75c75997b0a37554 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x5644797bae51 - proptest::test_runner::runner::call_test::h42c82da69cd2f6cf [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: 0x5644797ba864 - proptest::test_runner::runner::TestRunner::shrink::hc4e5d06e7fdaa312 [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: 0x5644797abe59 - proptest::test_runner::runner::TestRunner::run_one_with_replay::h56c4e5d1d39c2e4d [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: 0x5644797a9adb - proptest::test_runner::runner::TestRunner::gen_and_run_case::hd9f6fa049dca1cca [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: 0x5644797b6632 - proptest::test_runner::runner::TestRunner::run_in_process_with_replay::hfd84812768395585 [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: 0x5644797a508c - proptest::test_runner::runner::TestRunner::run_in_process::h0a0ba54bedb5a36d [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: 0x5644797b716b - proptest::test_runner::runner::TestRunner::run::h82dadffcd4a55ae1 [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: 0x5644797e539c - fcat::integration::cat_stdin::h3e9995b782211c94 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:18 [INFO] [stdout] 28: 0x5644797e51ba - fcat::integration::cat_stdin::{{closure}}::h3d87ddbf34ca9056 [INFO] [stdout] at /opt/crater/workdir/<::proptest::sugar::proptest macros>:15 [INFO] [stdout] 29: 0x5644797d718e - core::ops::function::FnOnce::call_once::hde517e43ffcd6e0b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x5644797ff45f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 32: 0x564479819a58 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 33: 0x564479819a58 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 34: 0x564479819a58 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 35: 0x5644797f48d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 36: 0x5644797f8995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 37: 0x5644797f8995 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 38: 0x5644797f8995 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 39: 0x5644799392aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 40: 0x5644797f9092 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 41: 0x5644797f9092 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 42: 0x5644797f9092 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 43: 0x5644797f9092 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 44: 0x5644799243ef - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 45: 0x564479938a00 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 46: 0x564479938a00 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 47: 0x564479938a00 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 48: 0x7fc37ace94a4 - start_thread [INFO] [stdout] 49: 0x7fc37a814d0f - __clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] thread 'integration::cat_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: 0x5644799318cb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5644799318cb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5644799318cb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5644799318cb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5644799318cb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x56447993153a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x564479932040 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x564479931bc2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [WARN] too many lines in the log, truncating it