[INFO] fetching crate log_tester 0.1.2... [INFO] testing log_tester-0.1.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate log_tester 0.1.2 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate log_tester 0.1.2 [INFO] finished tweaking crates.io crate log_tester 0.1.2 [INFO] tweaked toml for crates.io crate log_tester 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate log_tester 0.1.2 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b414f60868fd5192ca7cf0ec7e1f578fef174dec43425eec40bb19ed133b6d59 [INFO] running `Command { std: "docker" "start" "-a" "b414f60868fd5192ca7cf0ec7e1f578fef174dec43425eec40bb19ed133b6d59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b414f60868fd5192ca7cf0ec7e1f578fef174dec43425eec40bb19ed133b6d59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b414f60868fd5192ca7cf0ec7e1f578fef174dec43425eec40bb19ed133b6d59", kill_on_drop: false }` [INFO] [stdout] b414f60868fd5192ca7cf0ec7e1f578fef174dec43425eec40bb19ed133b6d59 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 718afa62c69f892407f988dd6b2aa74938b3f9c127e8fc68af887a826884eba2 [INFO] running `Command { std: "docker" "start" "-a" "718afa62c69f892407f988dd6b2aa74938b3f9c127e8fc68af887a826884eba2", kill_on_drop: false }` [INFO] [stderr] Compiling log_tester v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "718afa62c69f892407f988dd6b2aa74938b3f9c127e8fc68af887a826884eba2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "718afa62c69f892407f988dd6b2aa74938b3f9c127e8fc68af887a826884eba2", kill_on_drop: false }` [INFO] [stdout] 718afa62c69f892407f988dd6b2aa74938b3f9c127e8fc68af887a826884eba2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 75cd2d1fc010c292ebfba523ca14903f553775f0eb86812c06cdde116947662a [INFO] running `Command { std: "docker" "start" "-a" "75cd2d1fc010c292ebfba523ca14903f553775f0eb86812c06cdde116947662a", kill_on_drop: false }` [INFO] [stderr] Compiling log_tester v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "75cd2d1fc010c292ebfba523ca14903f553775f0eb86812c06cdde116947662a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75cd2d1fc010c292ebfba523ca14903f553775f0eb86812c06cdde116947662a", kill_on_drop: false }` [INFO] [stdout] 75cd2d1fc010c292ebfba523ca14903f553775f0eb86812c06cdde116947662a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a3e0936b6f62e6e365d2b816ac6c95d546bdc1bd6a1d9cfe9ac287f08dd34e18 [INFO] running `Command { std: "docker" "start" "-a" "a3e0936b6f62e6e365d2b816ac6c95d546bdc1bd6a1d9cfe9ac287f08dd34e18", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/log_tester-c52c0cbd28c1d744) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::test_clear ... ok [INFO] [stdout] test tests::test_display ... ok [INFO] [stdout] test tests::test_max_level ... ok [INFO] [stdout] test tests::test_flush ... ok [INFO] [stdout] test tests::test_debug ... ok [INFO] [stdout] test tests::test_log ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::test_log stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'tests::test_log' (20) panicked at src/lib.rs:180:9: [INFO] [stdout] assertion `left == right` failed [INFO] [stdout] left: 5 [INFO] [stdout] right: 0 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5ba209798982 - std::backtrace_rs::backtrace::libunwind::trace::h589a96ef7638b383 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5ba209798982 - std::backtrace_rs::backtrace::trace_unsynchronized::h23a30a7548c40de4 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5ba209798982 - std::sys::backtrace::_print_fmt::h87dabd6535c8c07a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5ba209798982 - ::fmt::hffd20ad4e5eca8ab [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5ba2097a8acf - core::fmt::rt::Argument::fmt::h75c83e3fd5ce2419 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5ba2097a8acf - core::fmt::write::h6d9d3a7cfd7b84f5 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5ba209766343 - std::io::default_write_fmt::he11a713685e2464d [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5ba209766343 - std::io::Write::write_fmt::h9d08f7e050bd2612 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5ba209772102 - std::sys::backtrace::BacktraceLock::print::hb28797143397220e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5ba209776aff - std::panicking::default_hook::{{closure}}::h7555113b62983743 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5ba209776991 - std::panicking::default_hook::h2714b564abe8d914 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x5ba209735d6e - as core::ops::function::Fn>::call::h0e9de8cceb22406e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 12: 0x5ba209735d6e - test::test_main_with_exit_callback::{{closure}}::h8125bd66cf4739d0 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5ba20977719e - as core::ops::function::Fn>::call::h1fd0a0802eaec16b [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 14: 0x5ba20977719e - std::panicking::panic_with_hook::h190dc82263685ec5 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x5ba209776f6a - std::panicking::panic_handler::{{closure}}::h8b036a1b366643ac [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x5ba209772239 - std::sys::backtrace::__rust_end_short_backtrace::h45affcfc0c830da8 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x5ba20975a5ad - __rustc[9b67c8562bba447b]::rust_begin_unwind [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x5ba2097b0450 - core::panicking::panic_fmt::hc084f85b1e76c16d [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x5ba2097b0263 - core::panicking::assert_failed_inner::h1215dc8d5a90adff [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panicking.rs:439:17 [INFO] [stdout] 20: 0x5ba2097b00a7 - core::panicking::assert_failed::h39ccbe6d91c1eb26 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panicking.rs:394:5 [INFO] [stdout] 21: 0x5ba209711783 - log_tester::tests::test_log::h645c7473961bf8b2 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:180:9 [INFO] [stdout] 22: 0x5ba209711f27 - log_tester::tests::test_log::{{closure}}::h2567b6f71692462c [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:178:18 [INFO] [stdout] 23: 0x5ba20970a456 - core::ops::function::FnOnce::call_once::h2b1d6384f0f2879b [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x5ba209735b2b - core::ops::function::FnOnce::call_once::hdbf42be2a49fb464 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x5ba209735b2b - test::__rust_begin_short_backtrace::h8ae08814d38cb356 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5ba20974b615 - test::run_test_in_process::{{closure}}::h54574ee4f414d690 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5ba20974b615 - as core::ops::function::FnOnce<()>>::call_once::h01a0b7e7aad1a501 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x5ba20974b615 - std::panicking::catch_unwind::do_call::h23820e817c5612cd [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5ba20974b615 - std::panicking::catch_unwind::h89c73a1febce5587 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5ba20974b615 - std::panic::catch_unwind::h6f55caf410861914 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5ba20974b615 - test::run_test_in_process::h4db851878e5d3983 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5ba20974b615 - test::run_test::{{closure}}::h57e8c5acaceacd24 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5ba209722004 - test::run_test::{{closure}}::he775ccc3a9d3b97e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5ba209722004 - std::sys::backtrace::__rust_begin_short_backtrace::hcd94d85d7765225a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x5ba20972584a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha814de8393f07830 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x5ba20972584a - as core::ops::function::FnOnce<()>>::call_once::h8deb00af0abdeaf1 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x5ba20972584a - std::panicking::catch_unwind::do_call::h1917979b0c279ea2 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x5ba20972584a - std::panicking::catch_unwind::h791ad91fee6ce34e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x5ba20972584a - std::panic::catch_unwind::h982b8f40ed9c3cce [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5ba20972584a - std::thread::Builder::spawn_unchecked_::{{closure}}::h545e54700c945db4 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x5ba20972584a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb427481a5227d78a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 42: 0x5ba20976c4bf - as core::ops::function::FnOnce>::call_once::h1d452951a81e9d0a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 43: 0x5ba20976c4bf - std::sys::pal::unix::thread::Thread::new::thread_start::h29c84e109630689a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/pal/unix/thread.rs:118:17 [INFO] [stdout] 44: 0x74e0d7f17aa4 - [INFO] [stdout] 45: 0x74e0d7fa4a34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::test_log [INFO] [stdout] [INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "a3e0936b6f62e6e365d2b816ac6c95d546bdc1bd6a1d9cfe9ac287f08dd34e18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3e0936b6f62e6e365d2b816ac6c95d546bdc1bd6a1d9cfe9ac287f08dd34e18", kill_on_drop: false }` [INFO] [stdout] a3e0936b6f62e6e365d2b816ac6c95d546bdc1bd6a1d9cfe9ac287f08dd34e18