[INFO] crate carol-test 1.0.35 is already in cache [INFO] testing carol-test-1.0.35 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] extracting crate carol-test 1.0.35 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate carol-test 1.0.35 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate carol-test 1.0.35 [INFO] finished tweaking crates.io crate carol-test 1.0.35 [INFO] tweaked toml for crates.io crate carol-test 1.0.35 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate carol-test 1.0.35 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 03404636c8b956d18a676494af427f92e5e5bd73b1590785dedac7047ae90613 [INFO] running `"docker" "start" "-a" "03404636c8b956d18a676494af427f92e5e5bd73b1590785dedac7047ae90613"` [INFO] [stderr] Compiling carol-test v1.0.35 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `"docker" "inspect" "03404636c8b956d18a676494af427f92e5e5bd73b1590785dedac7047ae90613"` [INFO] running `"docker" "rm" "-f" "03404636c8b956d18a676494af427f92e5e5bd73b1590785dedac7047ae90613"` [INFO] [stdout] 03404636c8b956d18a676494af427f92e5e5bd73b1590785dedac7047ae90613 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4a359f7f2a3aee417af9db53f0ec4cd12d378f967880784ad6cc562a76029e52 [INFO] running `"docker" "start" "-a" "4a359f7f2a3aee417af9db53f0ec4cd12d378f967880784ad6cc562a76029e52"` [INFO] [stderr] Compiling carol-test v1.0.35 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.14s [INFO] running `"docker" "inspect" "4a359f7f2a3aee417af9db53f0ec4cd12d378f967880784ad6cc562a76029e52"` [INFO] running `"docker" "rm" "-f" "4a359f7f2a3aee417af9db53f0ec4cd12d378f967880784ad6cc562a76029e52"` [INFO] [stdout] 4a359f7f2a3aee417af9db53f0ec4cd12d378f967880784ad6cc562a76029e52 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 904032844aeca996f201ee1429cb44ecc9b385ad6805cae6c3649f3fdf1528a2 [INFO] running `"docker" "start" "-a" "904032844aeca996f201ee1429cb44ecc9b385ad6805cae6c3649f3fdf1528a2"` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rustc-8b222903f97645e5 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::it_passes ... ok [INFO] [stdout] test tests::it_fails ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::it_fails stdout ---- [INFO] [stdout] thread 'tests::it_fails' panicked at 'assertion failed: false', src/lib.rs:12:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55737aea57a4 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55737aea57a4 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55737aea57a4 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55737aea57a4 - ::fmt::h7729313ad2d729c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55737aece3bc - core::fmt::write::hb0049f6c12bdaffc [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55737ae59435 - std::io::Write::write_fmt::h5d052af13df32ea6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55737ae9fdc1 - std::io::impls::>::write_fmt::h8fe8a9bdc421b4b6 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55737aea8075 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55737aea8075 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55737aea8075 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55737aea7d5b - std::panicking::default_hook::h9386f7e484840463 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55737aea86d2 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55737ae57a0d - std::panicking::begin_panic::ha8aba0a61e771b75 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:438 [INFO] [stdout] 13: 0x55737ae576f9 - rustc::tests::it_fails::h096113a1be9866cb [INFO] [stdout] at src/lib.rs:12 [INFO] [stdout] 14: 0x55737ae576ca - rustc::tests::it_fails::{{closure}}::h828bebfafc229399 [INFO] [stdout] at src/lib.rs:11 [INFO] [stdout] 15: 0x55737ae5758e - core::ops::function::FnOnce::call_once::h6f7ddaae215ece85 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 16: 0x55737ae6532f - as core::ops::function::FnOnce>::call_once::h1f6ee40732e80908 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 17: 0x55737ae8092e - as core::ops::function::FnOnce<()>>::call_once::h85dff111be9c2dc6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 18: 0x55737ae8092e - std::panicking::try::do_call::hee6f5a4bef67c840 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 19: 0x55737ae8092e - std::panicking::try::h3384d3b948e84dbc [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x55737ae8092e - std::panic::catch_unwind::h5ae91218e578066d [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55737ae8092e - test::run_test_in_process::he37a49587889b910 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 22: 0x55737ae8092e - test::run_test::run_test_inner::{{closure}}::h4f0d25136ca480c2 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 23: 0x55737ae588e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h969eceda34247af3 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 24: 0x55737ae5dc75 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h912007997cb04e92 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475 [INFO] [stdout] 25: 0x55737ae5dc75 - as core::ops::function::FnOnce<()>>::call_once::h8795d8b7bd223988 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 26: 0x55737ae5dc75 - std::panicking::try::do_call::hb29b86f86d4d722e [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 27: 0x55737ae5dc75 - std::panicking::try::h4bfefb3eddc0d900 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 28: 0x55737ae5dc75 - std::panic::catch_unwind::h774c24d4b38d5828 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x55737ae5dc75 - std::thread::Builder::spawn_unchecked::{{closure}}::ha50a32fa99413dde [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474 [INFO] [stdout] 30: 0x55737ae5dc75 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9dacb8f28d699f86 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 31: 0x55737ae9bfcf - as core::ops::function::FnOnce>::call_once::h7deaeeba480c6ce2 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 32: 0x55737aeaeeb3 - as core::ops::function::FnOnce>::call_once::h968b1dfb87756523 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 33: 0x55737aeaeeb3 - std::sys::unix::thread::Thread::new::thread_start::h2399addeb6370595 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 34: 0x7f460a0476db - start_thread [INFO] [stdout] 35: 0x7f4609b5888f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::it_fails [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "904032844aeca996f201ee1429cb44ecc9b385ad6805cae6c3649f3fdf1528a2"` [INFO] running `"docker" "rm" "-f" "904032844aeca996f201ee1429cb44ecc9b385ad6805cae6c3649f3fdf1528a2"` [INFO] [stdout] 904032844aeca996f201ee1429cb44ecc9b385ad6805cae6c3649f3fdf1528a2