[INFO] fetching crate hel-random 0.4.0... [INFO] testing hel-random-0.4.0 against try#d724b5ab2f4ac098ff483349a80b6a3799a5177b for pr-113843 [INFO] extracting crate hel-random 0.4.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate hel-random 0.4.0 on toolchain d724b5ab2f4ac098ff483349a80b6a3799a5177b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d724b5ab2f4ac098ff483349a80b6a3799a5177b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hel-random 0.4.0 [INFO] finished tweaking crates.io crate hel-random 0.4.0 [INFO] tweaked toml for crates.io crate hel-random 0.4.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d724b5ab2f4ac098ff483349a80b6a3799a5177b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d724b5ab2f4ac098ff483349a80b6a3799a5177b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d724b5ab2f4ac098ff483349a80b6a3799a5177b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] df89fc496ed27cdfbc76b0ee8b8fc99b853ff6b0c6514a57271fc6b339103106 [INFO] running `Command { std: "docker" "start" "-a" "df89fc496ed27cdfbc76b0ee8b8fc99b853ff6b0c6514a57271fc6b339103106", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "df89fc496ed27cdfbc76b0ee8b8fc99b853ff6b0c6514a57271fc6b339103106", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df89fc496ed27cdfbc76b0ee8b8fc99b853ff6b0c6514a57271fc6b339103106", kill_on_drop: false }` [INFO] [stdout] df89fc496ed27cdfbc76b0ee8b8fc99b853ff6b0c6514a57271fc6b339103106 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d724b5ab2f4ac098ff483349a80b6a3799a5177b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9285635480b6811cb18a81665c1c9bc3d22a3ef8e596eb289463aea52afceb75 [INFO] running `Command { std: "docker" "start" "-a" "9285635480b6811cb18a81665c1c9bc3d22a3ef8e596eb289463aea52afceb75", kill_on_drop: false }` [INFO] [stderr] Compiling hel-random v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] running `Command { std: "docker" "inspect" "9285635480b6811cb18a81665c1c9bc3d22a3ef8e596eb289463aea52afceb75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9285635480b6811cb18a81665c1c9bc3d22a3ef8e596eb289463aea52afceb75", kill_on_drop: false }` [INFO] [stdout] 9285635480b6811cb18a81665c1c9bc3d22a3ef8e596eb289463aea52afceb75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d724b5ab2f4ac098ff483349a80b6a3799a5177b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4488f9709fc22ebdb2c11627626cc6e26cbdbfee801f286275c4bcf1956c72eb [INFO] running `Command { std: "docker" "start" "-a" "4488f9709fc22ebdb2c11627626cc6e26cbdbfee801f286275c4bcf1956c72eb", kill_on_drop: false }` [INFO] [stderr] Compiling hel-random v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "4488f9709fc22ebdb2c11627626cc6e26cbdbfee801f286275c4bcf1956c72eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4488f9709fc22ebdb2c11627626cc6e26cbdbfee801f286275c4bcf1956c72eb", kill_on_drop: false }` [INFO] [stdout] 4488f9709fc22ebdb2c11627626cc6e26cbdbfee801f286275c4bcf1956c72eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d724b5ab2f4ac098ff483349a80b6a3799a5177b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ecefe7d2dbb2553c26b317a6ef59bc8c34f62f4e87916d0f395d9b04f1a39728 [INFO] running `Command { std: "docker" "start" "-a" "ecefe7d2dbb2553c26b317a6ef59bc8c34f62f4e87916d0f395d9b04f1a39728", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hel_random-7973d02cc3cfe466) [INFO] [stdout] [INFO] [stdout] running 35 tests [INFO] [stdout] test tests::bench_bool ... ignored, generating 1_000_000 result. Use 'cargo bench -- --ignored' [INFO] [stdout] test tests::bench_i128 ... ignored, generating 1_000_000 result. Use 'cargo bench -- --ignored' [INFO] [stdout] test tests::bench_i16 ... ignored, generating 1_000_000 result. Use 'cargo bench -- --ignored' [INFO] [stdout] test tests::bench_i32 ... ignored, generating 1_000_000 result. Use 'cargo bench -- --ignored' [INFO] [stdout] test tests::bench_i64 ... ignored, generating 1_000_000 result. Use 'cargo bench -- --ignored' [INFO] [stdout] test tests::bench_i8 ... ignored, generating 1_000_000 result. Use 'cargo bench -- --ignored' [INFO] [stdout] test tests::bench_u128 ... ignored, generating 1_000_000 result. Use 'cargo bench -- --ignored' [INFO] [stdout] test tests::bench_u16 ... ignored, generating 1_000_000 result. Use 'cargo bench -- --ignored' [INFO] [stdout] test tests::bench_u32 ... ignored, generating 1_000_000 result. Use 'cargo bench -- --ignored' [INFO] [stdout] test tests::bench_u64 ... ignored, generating 1_000_000 result. Use 'cargo bench -- --ignored' [INFO] [stdout] test tests::bench_u8 ... ignored, generating 1_000_000 result. Use 'cargo bench -- --ignored' [INFO] [stdout] test tests::output_bool ... ignored, to see output use "cargo t -- --ignored" [INFO] [stdout] test tests::output_i128 ... ignored, to see output use "cargo t -- --ignored" [INFO] [stdout] test tests::output_i16 ... ignored, to see output use "cargo t -- --ignored" [INFO] [stdout] test tests::output_i32 ... ignored, to see output use "cargo t -- --ignored" [INFO] [stdout] test tests::output_i64 ... ignored, to see output use "cargo t -- --ignored" [INFO] [stdout] test tests::output_i8 ... ignored, to see output use "cargo t -- --ignored" [INFO] [stdout] test tests::output_u128 ... ignored, to see output use "cargo t -- --ignored" [INFO] [stdout] test tests::output_u16 ... ignored, to see output use "cargo t -- --ignored" [INFO] [stdout] test tests::output_u32 ... ignored, to see output use "cargo t -- --ignored" [INFO] [stdout] test tests::output_u64 ... ignored, to see output use "cargo t -- --ignored" [INFO] [stdout] test tests::output_u8 ... ignored, to see output use "cargo t -- --ignored" [INFO] [stdout] test tests::test_i128 ... ok [INFO] [stdout] test tests::test_bool ... ok [INFO] [stdout] test tests::test_i16 ... ok [INFO] [stdout] test tests::test_i32 ... ok [INFO] [stdout] test tests::test_i8 ... ok [INFO] [stdout] test tests::test_u128 ... ok [INFO] [stdout] test tests::test_u32 ... ok [INFO] [stdout] test tests::test_u16 ... ok [INFO] [stdout] test tests::test_u8 ... ok [INFO] [stdout] test tests::test_i64 ... ok [INFO] [stdout] test tests::test_u64 ... ok [INFO] [stdout] test tests::multithreaded ... ok [INFO] [stdout] test tests::flip_a_coin_fairness ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::flip_a_coin_fairness stdout ---- [INFO] [stdout] State: [5207998963945610621, 7202363371480413018, 14314142854013740240, 13136172850648838699] [INFO] [stdout] Population: 140 [INFO] [stdout] Fairness: 51944 [INFO] [stdout] thread 'tests::flip_a_coin_fairness' panicked at 'assertion failed: balance < (TRIES / 100)', src/lib.rs:227:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x564d3ff30fb1 - std::backtrace_rs::backtrace::libunwind::trace::h739ec181bd3bd192 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x564d3ff30fb1 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c66fffa8ed12204 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x564d3ff30fb1 - std::sys_common::backtrace::_print_fmt::h7516c808a13dd2a8 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/sys_common/backtrace.rs:65:5 [INFO] [stdout] 3: 0x564d3ff30fb1 - ::fmt::h36cf058bf00f1d43 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stdout] 4: 0x564d3ff5afec - core::fmt::rt::Argument::fmt::he3895a29fa8140d3 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/core/src/fmt/rt.rs:138:9 [INFO] [stdout] 5: 0x564d3ff5afec - core::fmt::write::hb5d897b3776b75c9 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/core/src/fmt/mod.rs:1094:21 [INFO] [stdout] 6: 0x564d3ff2e0ae - std::io::Write::write_fmt::h446ec65e81f1b759 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/io/mod.rs:1714:15 [INFO] [stdout] 7: 0x564d3ff30dc5 - std::sys_common::backtrace::_print::he50b112759a05479 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stdout] 8: 0x564d3ff30dc5 - std::sys_common::backtrace::print::hd87678fbb1c1b8e9 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stdout] 9: 0x564d3ff32ae3 - std::panicking::default_hook::{{closure}}::h520841a09e5b8e9c [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/panicking.rs:269:22 [INFO] [stdout] 10: 0x564d3ff32780 - std::panicking::default_hook::hb83255e266aa1d71 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/panicking.rs:285:9 [INFO] [stdout] 11: 0x564d3ff01b87 - as core::ops::function::Fn>::call::hc710099e0f8c423a [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/alloc/src/boxed.rs:2021:9 [INFO] [stdout] 12: 0x564d3ff01b87 - test::test_main::{{closure}}::h14976b654346d4ad [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/test/src/lib.rs:135:21 [INFO] [stdout] 13: 0x564d3ff331de - as core::ops::function::Fn>::call::h4474bff724dc1968 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/alloc/src/boxed.rs:2021:9 [INFO] [stdout] 14: 0x564d3ff331de - std::panicking::rust_panic_with_hook::hd923f0b3176be351 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/panicking.rs:709:13 [INFO] [stdout] 15: 0x564d3ff32f21 - std::panicking::begin_panic_handler::{{closure}}::h7732b0d5090f868c [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/panicking.rs:595:13 [INFO] [stdout] 16: 0x564d3ff31416 - std::sys_common::backtrace::__rust_end_short_backtrace::hd3215e0a304cb1e6 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/sys_common/backtrace.rs:151:18 [INFO] [stdout] 17: 0x564d3ff32cb2 - rust_begin_unwind [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/panicking.rs:593:5 [INFO] [stdout] 18: 0x564d3fea44a3 - core::panicking::panic_fmt::hf8c9b1b69e223ecf [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/core/src/panicking.rs:67:14 [INFO] [stdout] 19: 0x564d3fea4533 - core::panicking::panic::h5011e867da85e9fe [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/core/src/panicking.rs:117:5 [INFO] [stdout] 20: 0x564d3fec3394 - hel_random::tests::flip_a_coin_fairness::haffc272dc7642de4 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:227:4 [INFO] [stdout] 21: 0x564d3fec3117 - hel_random::tests::flip_a_coin_fairness::{{closure}}::h54965b70e4856272 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:208:28 [INFO] [stdout] 22: 0x564d3febe835 - core::ops::function::FnOnce::call_once::heb6177a873a5cd02 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x564d3ff06e2f - core::ops::function::FnOnce::call_once::h11078fa479b643f5 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x564d3ff06e2f - test::__rust_begin_short_backtrace::h80e6cfa42885071e [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/test/src/lib.rs:626:18 [INFO] [stdout] 25: 0x564d3ff05e62 - test::run_test_in_process::{{closure}}::h3d48aa71673f92f6 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/test/src/lib.rs:649:60 [INFO] [stdout] 26: 0x564d3ff05e62 - as core::ops::function::FnOnce<()>>::call_once::h96dc42228b07dbcf [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 27: 0x564d3ff05e62 - std::panicking::try::do_call::h352ee96fe6c276d4 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/panicking.rs:500:40 [INFO] [stdout] 28: 0x564d3ff05e62 - std::panicking::try::he6e8750eedee8297 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/panicking.rs:464:19 [INFO] [stdout] 29: 0x564d3ff05e62 - std::panic::catch_unwind::h853de8d29df91e27 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/panic.rs:142:14 [INFO] [stdout] 30: 0x564d3ff05e62 - test::run_test_in_process::h35c85fd2179cc49d [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/test/src/lib.rs:649:27 [INFO] [stdout] 31: 0x564d3ff05e62 - test::run_test::{{closure}}::hb10098e5ac3cdcb3 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/test/src/lib.rs:572:43 [INFO] [stdout] 32: 0x564d3feccb44 - test::run_test::{{closure}}::h1818cbbc8e1b4a2e [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/test/src/lib.rs:600:41 [INFO] [stdout] 33: 0x564d3feccb44 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8d9d4bb268daa0a0 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/sys_common/backtrace.rs:135:18 [INFO] [stdout] 34: 0x564d3fed279b - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h0fefc0ce4f670cd9 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/thread/mod.rs:529:17 [INFO] [stdout] 35: 0x564d3fed279b - as core::ops::function::FnOnce<()>>::call_once::hdf335d4d76d78886 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 36: 0x564d3fed279b - std::panicking::try::do_call::hb02f54071ad1bbcc [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/panicking.rs:500:40 [INFO] [stdout] 37: 0x564d3fed279b - std::panicking::try::hceb1c9208fc751e4 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/panicking.rs:464:19 [INFO] [stdout] 38: 0x564d3fed279b - std::panic::catch_unwind::h8a1ed55955a3d386 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/panic.rs:142:14 [INFO] [stdout] 39: 0x564d3fed279b - std::thread::Builder::spawn_unchecked_::{{closure}}::hf12960b97ece0619 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/thread/mod.rs:528:30 [INFO] [stdout] 40: 0x564d3fed279b - core::ops::function::FnOnce::call_once{{vtable.shim}}::h3431c5eb5d5329fb [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 41: 0x564d3ff377e5 - as core::ops::function::FnOnce>::call_once::h0d11e726055d6ea9 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/alloc/src/boxed.rs:2007:9 [INFO] [stdout] 42: 0x564d3ff377e5 - as core::ops::function::FnOnce>::call_once::h2ab7960dd59e2260 [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/alloc/src/boxed.rs:2007:9 [INFO] [stdout] 43: 0x564d3ff377e5 - std::sys::unix::thread::Thread::new::thread_start::hcc70088a8406743d [INFO] [stdout] at /rustc/d724b5ab2f4ac098ff483349a80b6a3799a5177b/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 44: 0x7f0bf3512b43 - [INFO] [stdout] 45: 0x7f0bf35a3bb4 - __clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::flip_a_coin_fairness [INFO] [stdout] [INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 22 ignored; 0 measured; 0 filtered out; finished in 0.09s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "ecefe7d2dbb2553c26b317a6ef59bc8c34f62f4e87916d0f395d9b04f1a39728", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecefe7d2dbb2553c26b317a6ef59bc8c34f62f4e87916d0f395d9b04f1a39728", kill_on_drop: false }` [INFO] [stdout] ecefe7d2dbb2553c26b317a6ef59bc8c34f62f4e87916d0f395d9b04f1a39728