[INFO] fetching crate update_channel 0.1.3... [INFO] testing update_channel-0.1.3 against master#61223975d46f794466efa832bc7562b9707ecc46+rustflags=-Copt-level=3 for pr-121282 [INFO] extracting crate update_channel 0.1.3 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate update_channel 0.1.3 on toolchain 61223975d46f794466efa832bc7562b9707ecc46 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate update_channel 0.1.3 [INFO] finished tweaking crates.io crate update_channel 0.1.3 [INFO] tweaked toml for crates.io crate update_channel 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "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" "+61223975d46f794466efa832bc7562b9707ecc46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2821323106d0000cb9d1f0396821ed7064ffc4e03efe1f5d670554efd5eae978 [INFO] running `Command { std: "docker" "start" "-a" "2821323106d0000cb9d1f0396821ed7064ffc4e03efe1f5d670554efd5eae978", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2821323106d0000cb9d1f0396821ed7064ffc4e03efe1f5d670554efd5eae978", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2821323106d0000cb9d1f0396821ed7064ffc4e03efe1f5d670554efd5eae978", kill_on_drop: false }` [INFO] [stdout] 2821323106d0000cb9d1f0396821ed7064ffc4e03efe1f5d670554efd5eae978 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f2d6fcc83be55b9e5eba51cf908dd4e257055559ef99172ae11dffc355bb8f53 [INFO] running `Command { std: "docker" "start" "-a" "f2d6fcc83be55b9e5eba51cf908dd4e257055559ef99172ae11dffc355bb8f53", kill_on_drop: false }` [INFO] [stderr] Compiling update_channel v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "f2d6fcc83be55b9e5eba51cf908dd4e257055559ef99172ae11dffc355bb8f53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2d6fcc83be55b9e5eba51cf908dd4e257055559ef99172ae11dffc355bb8f53", kill_on_drop: false }` [INFO] [stdout] f2d6fcc83be55b9e5eba51cf908dd4e257055559ef99172ae11dffc355bb8f53 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6963f9ad8f525e08e965e70dc5f7e005d85f4388ca8798c90fa7675f7b6eec78 [INFO] running `Command { std: "docker" "start" "-a" "6963f9ad8f525e08e965e70dc5f7e005d85f4388ca8798c90fa7675f7b6eec78", kill_on_drop: false }` [INFO] [stderr] Compiling update_channel v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/lib.rs:98:16 [INFO] [stdout] | [INFO] [stdout] 96 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] 97 | use std::{ [INFO] [stdout] 98 | sync::{Arc, Barrier}, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "6963f9ad8f525e08e965e70dc5f7e005d85f4388ca8798c90fa7675f7b6eec78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6963f9ad8f525e08e965e70dc5f7e005d85f4388ca8798c90fa7675f7b6eec78", kill_on_drop: false }` [INFO] [stdout] 6963f9ad8f525e08e965e70dc5f7e005d85f4388ca8798c90fa7675f7b6eec78 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5c6e393c9ad0104644afffa770d89f8ee6599037042eb081bfe52b13e0779021 [INFO] running `Command { std: "docker" "start" "-a" "5c6e393c9ad0104644afffa770d89f8ee6599037042eb081bfe52b13e0779021", kill_on_drop: false }` [INFO] [stderr] warning: the item `Arc` is imported redundantly [INFO] [stderr] --> src/lib.rs:98:16 [INFO] [stderr] | [INFO] [stderr] 96 | use super::*; [INFO] [stderr] | -------- the item `Arc` is already imported here [INFO] [stderr] 97 | use std::{ [INFO] [stderr] 98 | sync::{Arc, Barrier}, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `update_channel` (lib test) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/update_channel-0df11a2a9326190d) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test test::creation_default ... ok [INFO] [stdout] test test::take ... ok [INFO] [stdout] test test::no_upd ... ok [INFO] [stdout] test test::recv ... ok [INFO] [stdout] test test::no_rec ... ok [INFO] [stdout] test test::simple ... ok [INFO] [stdout] test test::three_threads ... ok [INFO] [stdout] test test::clone_recv ... ok [INFO] [stdout] test test::two_threads ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::two_threads stdout ---- [INFO] [stdout] thread 'test::two_threads' panicked at src/lib.rs:201:9: [INFO] [stdout] assertion `left == right` failed [INFO] [stdout] left: 1 [INFO] [stdout] right: 2 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a2d77a05b6 - std::backtrace_rs::backtrace::libunwind::trace::h68e08e31a5edd928 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5 [INFO] [stdout] 1: 0x55a2d77a05b6 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8e4d3186f828cab [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55a2d77a05b6 - std::sys_common::backtrace::_print_fmt::hdcdca1c0665ccefc [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys_common/backtrace.rs:68:5 [INFO] [stdout] 3: 0x55a2d77a05b6 - ::fmt::h752651e67cc277a4 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stdout] 4: 0x55a2d77c7efc - core::fmt::rt::Argument::fmt::h4e7c3e22f7386287 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/fmt/rt.rs:142:9 [INFO] [stdout] 5: 0x55a2d77c7efc - core::fmt::write::hd44b1d45ba162e21 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/fmt/mod.rs:1120:17 [INFO] [stdout] 6: 0x55a2d779db3f - std::io::Write::write_fmt::hdb67a49a0754f939 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/io/mod.rs:1846:15 [INFO] [stdout] 7: 0x55a2d77a0364 - std::sys_common::backtrace::_print::hbca331de1381491f [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stdout] 8: 0x55a2d77a0364 - std::sys_common::backtrace::print::hade58077d78c625d [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stdout] 9: 0x55a2d77a205b - std::panicking::default_hook::{{closure}}::hc9f80a2cdc6be4c4 [INFO] [stdout] 10: 0x55a2d77a1d2d - std::panicking::default_hook::h1fc68886dc215416 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:289:9 [INFO] [stdout] 11: 0x55a2d77718e7 - as core::ops::function::Fn>::call::ha16821620acc0367 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/alloc/src/boxed.rs:2030:9 [INFO] [stdout] 12: 0x55a2d77718e7 - test::test_main::{{closure}}::h1a3ed7cd910c2945 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/test/src/lib.rs:137:21 [INFO] [stdout] 13: 0x55a2d77a2690 - as core::ops::function::Fn>::call::he260753ff79c0e70 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/alloc/src/boxed.rs:2030:9 [INFO] [stdout] 14: 0x55a2d77a2690 - std::panicking::rust_panic_with_hook::heff73da0ddd67492 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:786:13 [INFO] [stdout] 15: 0x55a2d77a23d2 - std::panicking::begin_panic_handler::{{closure}}::h141137f9c7de1e02 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:660:13 [INFO] [stdout] 16: 0x55a2d77a0a96 - std::sys_common::backtrace::__rust_end_short_backtrace::hbde4e66d30db627d [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys_common/backtrace.rs:171:18 [INFO] [stdout] 17: 0x55a2d77a2104 - rust_begin_unwind [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:648:5 [INFO] [stdout] 18: 0x55a2d77388e5 - core::panicking::panic_fmt::h92fcc83e4972ca9b [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/panicking.rs:72:14 [INFO] [stdout] 19: 0x55a2d7738c2b - core::panicking::assert_failed_inner::h25ff1575da1dfede [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/panicking.rs:342:17 [INFO] [stdout] 20: 0x55a2d77350af - core::panicking::assert_failed::h2ebbd810bac88478 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/panicking.rs:297:5 [INFO] [stdout] 21: 0x55a2d773c6b9 - update_channel::test::two_threads::h8fa5e22a7b590d31 [INFO] [stdout] 22: 0x55a2d773d469 - update_channel::test::two_threads::{{closure}}::hb29b07ef251304a2 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:186:21 [INFO] [stdout] 23: 0x55a2d773d469 - core::ops::function::FnOnce::call_once::h893dde0906147b1d [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x55a2d777704f - core::ops::function::FnOnce::call_once::hb5d425830acba2e8 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x55a2d777704f - test::__rust_begin_short_backtrace::h8054e86d0f5ccc86 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/test/src/lib.rs:620:18 [INFO] [stdout] 26: 0x55a2d7775c60 - test::run_test_in_process::{{closure}}::h85d13cb166c10721 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/test/src/lib.rs:643:60 [INFO] [stdout] 27: 0x55a2d7775c60 - as core::ops::function::FnOnce<()>>::call_once::hc3dc86b8d5205a04 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x55a2d7775c60 - std::panicking::try::do_call::hc17666b06748adad [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:555:40 [INFO] [stdout] 29: 0x55a2d7775c60 - std::panicking::try::h1e9fba0c97684d1d [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:519:19 [INFO] [stdout] 30: 0x55a2d7775c60 - std::panic::catch_unwind::h8328c2da9899627c [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panic.rs:142:14 [INFO] [stdout] 31: 0x55a2d7775c60 - test::run_test_in_process::hf19a99f254958c9c [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/test/src/lib.rs:643:27 [INFO] [stdout] 32: 0x55a2d7775c60 - test::run_test::{{closure}}::hba6ab6b94e515411 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/test/src/lib.rs:566:43 [INFO] [stdout] 33: 0x55a2d773dfa3 - test::run_test::{{closure}}::h6ac7c2253cb9cc0f [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/test/src/lib.rs:594:41 [INFO] [stdout] 34: 0x55a2d773dfa3 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb4fbc53b7e758a6f [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys_common/backtrace.rs:155:18 [INFO] [stdout] 35: 0x55a2d7742ccf - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha24970823708ac98 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/thread/mod.rs:528:17 [INFO] [stdout] 36: 0x55a2d7742ccf - as core::ops::function::FnOnce<()>>::call_once::h16db0733eff2a03c [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x55a2d7742ccf - std::panicking::try::do_call::hc2890dbc9a490eee [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:555:40 [INFO] [stdout] 38: 0x55a2d7742ccf - std::panicking::try::ha67ad75b01f98422 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panicking.rs:519:19 [INFO] [stdout] 39: 0x55a2d7742ccf - std::panic::catch_unwind::h26725df9ddb3fcd2 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/panic.rs:142:14 [INFO] [stdout] 40: 0x55a2d7742ccf - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0e59407b0ff3ed8 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/thread/mod.rs:527:30 [INFO] [stdout] 41: 0x55a2d7742ccf - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd4eb105f82d3bb8e [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x55a2d77a68f5 - as core::ops::function::FnOnce>::call_once::h28564f61ef15890d [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/alloc/src/boxed.rs:2016:9 [INFO] [stdout] 43: 0x55a2d77a68f5 - as core::ops::function::FnOnce>::call_once::h03728738d990d027 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/alloc/src/boxed.rs:2016:9 [INFO] [stdout] 44: 0x55a2d77a68f5 - std::sys::pal::unix::thread::Thread::new::thread_start::heb455c9485795637 [INFO] [stdout] at /rustc/61223975d46f794466efa832bc7562b9707ecc46/library/std/src/sys/pal/unix/thread.rs:108:17 [INFO] [stdout] 45: 0x7fcd445caac3 - [INFO] [stdout] 46: 0x7fcd4465bbf4 - __clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test::two_threads [INFO] [stdout] [INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "5c6e393c9ad0104644afffa770d89f8ee6599037042eb081bfe52b13e0779021", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c6e393c9ad0104644afffa770d89f8ee6599037042eb081bfe52b13e0779021", kill_on_drop: false }` [INFO] [stdout] 5c6e393c9ad0104644afffa770d89f8ee6599037042eb081bfe52b13e0779021 [INFO] testing update_channel-0.1.3 against try#d073071d77ce0f93b4fd8cc567a1e2b9e1b22126+rustflags=-Copt-level=3 for pr-121282 [INFO] extracting crate update_channel 0.1.3 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate update_channel 0.1.3 on toolchain d073071d77ce0f93b4fd8cc567a1e2b9e1b22126 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate update_channel 0.1.3 [INFO] finished tweaking crates.io crate update_channel 0.1.3 [INFO] tweaked toml for crates.io crate update_channel 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "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" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7491c81d69a9f741b40657ddd2ace414aa77504d3f274dfdc3e5fe184b730a9a [INFO] running `Command { std: "docker" "start" "-a" "7491c81d69a9f741b40657ddd2ace414aa77504d3f274dfdc3e5fe184b730a9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7491c81d69a9f741b40657ddd2ace414aa77504d3f274dfdc3e5fe184b730a9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7491c81d69a9f741b40657ddd2ace414aa77504d3f274dfdc3e5fe184b730a9a", kill_on_drop: false }` [INFO] [stdout] 7491c81d69a9f741b40657ddd2ace414aa77504d3f274dfdc3e5fe184b730a9a [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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ba9202e5465e16c9fadc215f8a56d55987fa04d7d058eec5b65aaaf28bbc7cf [INFO] running `Command { std: "docker" "start" "-a" "0ba9202e5465e16c9fadc215f8a56d55987fa04d7d058eec5b65aaaf28bbc7cf", kill_on_drop: false }` [INFO] [stderr] Compiling update_channel v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "0ba9202e5465e16c9fadc215f8a56d55987fa04d7d058eec5b65aaaf28bbc7cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ba9202e5465e16c9fadc215f8a56d55987fa04d7d058eec5b65aaaf28bbc7cf", kill_on_drop: false }` [INFO] [stdout] 0ba9202e5465e16c9fadc215f8a56d55987fa04d7d058eec5b65aaaf28bbc7cf [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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d326d20d1b7d8881bb4c15d97088731df2ed785ca4f766e5246ed86994a69078 [INFO] running `Command { std: "docker" "start" "-a" "d326d20d1b7d8881bb4c15d97088731df2ed785ca4f766e5246ed86994a69078", kill_on_drop: false }` [INFO] [stderr] Compiling update_channel v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/lib.rs:98:16 [INFO] [stdout] | [INFO] [stdout] 96 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] 97 | use std::{ [INFO] [stdout] 98 | sync::{Arc, Barrier}, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "d326d20d1b7d8881bb4c15d97088731df2ed785ca4f766e5246ed86994a69078", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d326d20d1b7d8881bb4c15d97088731df2ed785ca4f766e5246ed86994a69078", kill_on_drop: false }` [INFO] [stdout] d326d20d1b7d8881bb4c15d97088731df2ed785ca4f766e5246ed86994a69078 [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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 210e32ee16eb2a7baca54605787c66186da573ad391889f41f021d7f3e5886e7 [INFO] running `Command { std: "docker" "start" "-a" "210e32ee16eb2a7baca54605787c66186da573ad391889f41f021d7f3e5886e7", kill_on_drop: false }` [INFO] [stderr] warning: the item `Arc` is imported redundantly [INFO] [stderr] --> src/lib.rs:98:16 [INFO] [stderr] | [INFO] [stderr] 96 | use super::*; [INFO] [stderr] | -------- the item `Arc` is already imported here [INFO] [stderr] 97 | use std::{ [INFO] [stderr] 98 | sync::{Arc, Barrier}, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `update_channel` (lib test) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/update_channel-0df11a2a9326190d) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test test::clone_recv ... ok [INFO] [stdout] test test::creation_default ... ok [INFO] [stdout] test test::no_upd ... ok [INFO] [stdout] test test::recv ... ok [INFO] [stdout] test test::no_rec ... ok [INFO] [stdout] test test::take ... ok [INFO] [stdout] test test::simple ... ok [INFO] [stdout] test test::two_threads ... ok [INFO] [stdout] test test::three_threads ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests update_channel [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 16) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "210e32ee16eb2a7baca54605787c66186da573ad391889f41f021d7f3e5886e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "210e32ee16eb2a7baca54605787c66186da573ad391889f41f021d7f3e5886e7", kill_on_drop: false }` [INFO] [stdout] 210e32ee16eb2a7baca54605787c66186da573ad391889f41f021d7f3e5886e7