[INFO] crate over 0.6.5 is already in cache [INFO] extracting crate over 0.6.5 into work/ex/beta-1.37-6/sources/1.36.0/reg/over/0.6.5 [INFO] extracting crate over 0.6.5 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/over/0.6.5 [INFO] validating manifest of over-0.6.5 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of over-0.6.5 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing over-0.6.5 [INFO] finished frobbing over-0.6.5 [INFO] frobbed toml for over-0.6.5 written to work/ex/beta-1.37-6/sources/1.36.0/reg/over/0.6.5/Cargo.toml [INFO] started frobbing over-0.6.5 [INFO] finished frobbing over-0.6.5 [INFO] frobbed toml for over-0.6.5 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/over/0.6.5/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing over-0.6.5 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/over/0.6.5:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 2e4db6cee047fd54031ed256f2eaf14e28a5cc03747671c55abdec4e850400c2 [INFO] running `"docker" "start" "-a" "2e4db6cee047fd54031ed256f2eaf14e28a5cc03747671c55abdec4e850400c2"` [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling over v0.6.5 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.25s [INFO] running `"docker" "inspect" "2e4db6cee047fd54031ed256f2eaf14e28a5cc03747671c55abdec4e850400c2"` [INFO] running `"docker" "rm" "-f" "2e4db6cee047fd54031ed256f2eaf14e28a5cc03747671c55abdec4e850400c2"` [INFO] [stdout] 2e4db6cee047fd54031ed256f2eaf14e28a5cc03747671c55abdec4e850400c2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/over/0.6.5:/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 29ce5d5c168e63401157ed147d8dfbee465a09ec5e92a124be10b1ed9d3c3cfa [INFO] running `"docker" "start" "-a" "29ce5d5c168e63401157ed147d8dfbee465a09ec5e92a124be10b1ed9d3c3cfa"` [INFO] [stderr] Compiling over v0.6.5 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.84s [INFO] running `"docker" "inspect" "29ce5d5c168e63401157ed147d8dfbee465a09ec5e92a124be10b1ed9d3c3cfa"` [INFO] running `"docker" "rm" "-f" "29ce5d5c168e63401157ed147d8dfbee465a09ec5e92a124be10b1ed9d3c3cfa"` [INFO] [stdout] 29ce5d5c168e63401157ed147d8dfbee465a09ec5e92a124be10b1ed9d3c3cfa [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/over/0.6.5:/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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] a1595c5ec349df124cf5be670e82c9ad6b435d482ea4cba8e7de0c193b436544 [INFO] running `"docker" "start" "-a" "a1595c5ec349df124cf5be670e82c9ad6b435d482ea4cba8e7de0c193b436544"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/over-a6e105d202d7594c [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test macros::tests::arr_basic ... ok [INFO] [stdout] test macros::tests::obj_basic ... ok [INFO] [stdout] test tests::types ... ok [INFO] [stdout] test tests::set_and_get ... ok [INFO] [stdout] test tests::parents ... ok [INFO] [stdout] test macros::tests::try_arr_mismatch ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/errors-355f44ca47572405 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test errors ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/integration-4b08955b799a8fd6 [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test globals ... ok [INFO] [stdout] test empty ... ok [INFO] [stdout] test basic ... ok [INFO] [stdout] test includes ... ok [INFO] [stdout] test operations ... ok [INFO] [stdout] test any_type ... ok [INFO] [stdout] test numbers ... ok [INFO] [stdout] test example ... ok [INFO] [stdout] test obj ... ok [INFO] [stdout] test errors::errors ... ok [INFO] [stdout] test write ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- write stdout ---- [INFO] [stdout] thread 'write' panicked at 'called `Result::unwrap()` on an `Err` value: IoError("Read-only file system (os error 30)")', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557fb51ae443 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x557fb51a9d7b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x557fb51ad186 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x557fb51aceae - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x557fb51ad88f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x557fb51ad411 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x557fb51ad2f5 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:308 [INFO] [stdout] 7: 0x557fb51bf7cc - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 8: 0x557fb5148f77 - core::result::unwrap_failed::h60933b577bc4f47a [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18 [INFO] [stdout] 9: 0x557fb50cafff - core::result::Result::unwrap::h0c58fb9564d665a2 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:800 [INFO] [stdout] 10: 0x557fb50c59e2 - integration::write::hb332eb1eed5b7df2 [INFO] [stdout] at tests/integration.rs:339 [INFO] [stdout] 11: 0x557fb50c5929 - integration::write::{{closure}}::ha67c832fad3f2f58 [INFO] [stdout] at tests/integration.rs:326 [INFO] [stdout] 12: 0x557fb50c87dd - core::ops::function::FnOnce::call_once::h3a94a7f83f5468c7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 13: 0x557fb50d6e1e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 14: 0x557fb51b07b9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 15: 0x557fb50f1717 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 16: 0x557fb50cc134 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 17: 0x557fb50d01e4 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 18: 0x557fb51b07b9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 19: 0x557fb50d07f1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 20: 0x557fb51a163e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 21: 0x557fb51afe9f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 22: 0x7f1f7650b4a3 - start_thread [INFO] [stdout] 23: 0x7f1f76036d0e - __clone [INFO] [stdout] 24: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] write [INFO] [stdout] [INFO] [stdout] test result: FAILED. 10 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test integration' [INFO] running `"docker" "inspect" "a1595c5ec349df124cf5be670e82c9ad6b435d482ea4cba8e7de0c193b436544"` [INFO] running `"docker" "rm" "-f" "a1595c5ec349df124cf5be670e82c9ad6b435d482ea4cba8e7de0c193b436544"` [INFO] [stdout] a1595c5ec349df124cf5be670e82c9ad6b435d482ea4cba8e7de0c193b436544