[INFO] fetching crate rc_collections 0.1.0... [INFO] testing rc_collections-0.1.0 against beta-2022-09-25 for beta-1.65-1 [INFO] extracting crate rc_collections 0.1.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate rc_collections 0.1.0 on toolchain beta-2022-09-25 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rc_collections 0.1.0 [INFO] finished tweaking crates.io crate rc_collections 0.1.0 [INFO] tweaked toml for crates.io crate rc_collections 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate rc_collections 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8218283514eca581ecaa569a1328ea11a4953732d5998ffb7d2f9b9ead22abf6 [INFO] running `Command { std: "docker" "start" "-a" "8218283514eca581ecaa569a1328ea11a4953732d5998ffb7d2f9b9ead22abf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8218283514eca581ecaa569a1328ea11a4953732d5998ffb7d2f9b9ead22abf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8218283514eca581ecaa569a1328ea11a4953732d5998ffb7d2f9b9ead22abf6", kill_on_drop: false }` [INFO] [stdout] 8218283514eca581ecaa569a1328ea11a4953732d5998ffb7d2f9b9ead22abf6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f7cd77c88d3dad63f02845d77da5b3b57b985779087e5e37abd60d99b61ecab [INFO] running `Command { std: "docker" "start" "-a" "6f7cd77c88d3dad63f02845d77da5b3b57b985779087e5e37abd60d99b61ecab", kill_on_drop: false }` [INFO] [stderr] Compiling rc_collections v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "6f7cd77c88d3dad63f02845d77da5b3b57b985779087e5e37abd60d99b61ecab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f7cd77c88d3dad63f02845d77da5b3b57b985779087e5e37abd60d99b61ecab", kill_on_drop: false }` [INFO] [stdout] 6f7cd77c88d3dad63f02845d77da5b3b57b985779087e5e37abd60d99b61ecab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf144f1f6c82d07f046d4ccca145775277a8c15c8fb3dd7df60d184e20fcbba6 [INFO] running `Command { std: "docker" "start" "-a" "bf144f1f6c82d07f046d4ccca145775277a8c15c8fb3dd7df60d184e20fcbba6", kill_on_drop: false }` [INFO] [stderr] Compiling rc_collections v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "bf144f1f6c82d07f046d4ccca145775277a8c15c8fb3dd7df60d184e20fcbba6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf144f1f6c82d07f046d4ccca145775277a8c15c8fb3dd7df60d184e20fcbba6", kill_on_drop: false }` [INFO] [stdout] bf144f1f6c82d07f046d4ccca145775277a8c15c8fb3dd7df60d184e20fcbba6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f4a78b04218fe5e3f75ea1d0c00cbeea46e32cc28b0b0869758aed80cb4ecca3 [INFO] running `Command { std: "docker" "start" "-a" "f4a78b04218fe5e3f75ea1d0c00cbeea46e32cc28b0b0869758aed80cb4ecca3", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stdout] running 3 tests [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rc_collections-6f7c2029584e8eea) [INFO] [stdout] test test::arc_string_faster ... ok [INFO] [stdout] test test::rc_vec_faster ... FAILED [INFO] [stdout] test test::rrc_string_faster ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::rc_vec_faster stdout ---- [INFO] [stdout] RcVec: 2.0023131 [INFO] [stdout] Rc: 1.4279246 [INFO] [stdout] RcVec is -34.5% faster than Rc [INFO] [stdout] thread 'test::rc_vec_faster' panicked at 'assertion failed: lib_dur < std_dur', src/test.rs:30:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f5a2317ad0 - std::backtrace_rs::backtrace::libunwind::trace::h418ac92b8090bf5c [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 1: 0x55f5a2317ad0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a8b1d5040587567 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55f5a2317ad0 - std::sys_common::backtrace::_print_fmt::hcf39df7f920a8a7f [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55f5a2317ad0 - ::fmt::h66e1c999b09d2400 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55f5a233b29e - core::fmt::write::h90c5198062f012b5 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/fmt/mod.rs:1202:17 [INFO] [stdout] 5: 0x55f5a23141d5 - std::io::Write::write_fmt::h00a2c5322f8dc51f [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/io/mod.rs:1679:15 [INFO] [stdout] 6: 0x55f5a2319593 - std::sys_common::backtrace::_print::h87a6c14cdd097577 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x55f5a2319593 - std::sys_common::backtrace::print::h30b70c9b033f6cc7 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x55f5a2319593 - std::panicking::default_hook::{{closure}}::hbdc56e1a8ccd98b3 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x55f5a2319203 - std::panicking::default_hook::he95e3d05cd05c0e6 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x55f5a2319c3a - std::panicking::rust_panic_with_hook::h6fda7132bdef5dc6 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x55f5a2319af1 - std::panicking::begin_panic_handler::{{closure}}::hdd34c0fe877dbd38 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:586:13 [INFO] [stdout] 12: 0x55f5a2317f7c - std::sys_common::backtrace::__rust_end_short_backtrace::hc4c468f100834158 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x55f5a2319852 - rust_begin_unwind [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x55f5a22a8fd3 - core::panicking::panic_fmt::h70c06d9696b6af6b [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/panicking.rs:142:14 [INFO] [stdout] 15: 0x55f5a22a8e9d - core::panicking::panic::h2236510ad0408135 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/panicking.rs:48:5 [INFO] [stdout] 16: 0x55f5a22b9f6e - rc_collections::test::rc_vec_faster::hfc6f95cbdf4da3d6 [INFO] [stdout] at /opt/rustwide/workdir/src/test.rs:30:5 [INFO] [stdout] 17: 0x55f5a22b98ca - rc_collections::test::rc_vec_faster::{{closure}}::h7bd5271cc0f41d65 [INFO] [stdout] at /opt/rustwide/workdir/src/test.rs:8:1 [INFO] [stdout] 18: 0x55f5a22aec4e - core::ops::function::FnOnce::call_once::h352ed5548bbc0275 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 19: 0x55f5a22f0e73 - core::ops::function::FnOnce::call_once::h2e8a52ad66727b27 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 20: 0x55f5a22f0e73 - test::__rust_begin_short_backtrace::h00f0943f032ff642 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/test/src/lib.rs:572:5 [INFO] [stdout] 21: 0x55f5a22efb50 - as core::ops::function::FnOnce>::call_once::hc2746b61ab542207 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 22: 0x55f5a22efb50 - as core::ops::function::FnOnce<()>>::call_once::h1dd7b49eba27b2fb [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 23: 0x55f5a22efb50 - std::panicking::try::do_call::h4264e98462e752f6 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:492:40 [INFO] [stdout] 24: 0x55f5a22efb50 - std::panicking::try::he1e26123ccdba206 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:456:19 [INFO] [stdout] 25: 0x55f5a22efb50 - std::panic::catch_unwind::hca18f7df3a262a39 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panic.rs:137:14 [INFO] [stdout] 26: 0x55f5a22efb50 - test::run_test_in_process::h954cbfb354c03624 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/test/src/lib.rs:595:18 [INFO] [stdout] 27: 0x55f5a22efb50 - test::run_test::run_test_inner::{{closure}}::hd11bcb77cf0be02b [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/test/src/lib.rs:489:39 [INFO] [stdout] 28: 0x55f5a22bb1b4 - test::run_test::run_test_inner::{{closure}}::h0ee1164cd4000444 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/test/src/lib.rs:516:37 [INFO] [stdout] 29: 0x55f5a22bb1b4 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2444a8bf2299e115 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 30: 0x55f5a22c0af7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf61e65ca3edc9cb6 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/thread/mod.rs:514:17 [INFO] [stdout] 31: 0x55f5a22c0af7 - as core::ops::function::FnOnce<()>>::call_once::heff8284567ddd2d7 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 32: 0x55f5a22c0af7 - std::panicking::try::do_call::h1c39e0ee27edb7aa [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:492:40 [INFO] [stdout] 33: 0x55f5a22c0af7 - std::panicking::try::h39c411ba1b200607 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panicking.rs:456:19 [INFO] [stdout] 34: 0x55f5a22c0af7 - std::panic::catch_unwind::ha1a48063592b2048 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/panic.rs:137:14 [INFO] [stdout] 35: 0x55f5a22c0af7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h1d4fff3787235bc5 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/thread/mod.rs:513:30 [INFO] [stdout] 36: 0x55f5a22c0af7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8b4a4652702ff076 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 37: 0x55f5a231e443 - as core::ops::function::FnOnce>::call_once::hc9910a9536e38743 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 38: 0x55f5a231e443 - as core::ops::function::FnOnce>::call_once::hcdffe552b616cc83 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 39: 0x55f5a231e443 - std::sys::unix::thread::Thread::new::thread_start::h62ac0b55dc2802b3 [INFO] [stdout] at /rustc/e5da98475e88b52384bac96923bba7cd45941d69/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 40: 0x7fc205229609 - start_thread [INFO] [stdout] 41: 0x7fc204ff9133 - clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test::rc_vec_faster [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.95s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "f4a78b04218fe5e3f75ea1d0c00cbeea46e32cc28b0b0869758aed80cb4ecca3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4a78b04218fe5e3f75ea1d0c00cbeea46e32cc28b0b0869758aed80cb4ecca3", kill_on_drop: false }` [INFO] [stdout] f4a78b04218fe5e3f75ea1d0c00cbeea46e32cc28b0b0869758aed80cb4ecca3