[INFO] fetching crate carboncopy-tokio 0.1.4... [INFO] testing carboncopy-tokio-0.1.4 against beta-2022-10-11 for beta-1.65-2 [INFO] extracting crate carboncopy-tokio 0.1.4 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate carboncopy-tokio 0.1.4 on toolchain beta-2022-10-11 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-10-11" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate carboncopy-tokio 0.1.4 [INFO] finished tweaking crates.io crate carboncopy-tokio 0.1.4 [INFO] tweaked toml for crates.io crate carboncopy-tokio 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-10-11" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-10-11" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-10-11" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d39f1137062833549adb3c9768e5769a61e9e23bcc051951db40620b176bead2 [INFO] running `Command { std: "docker" "start" "-a" "d39f1137062833549adb3c9768e5769a61e9e23bcc051951db40620b176bead2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d39f1137062833549adb3c9768e5769a61e9e23bcc051951db40620b176bead2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d39f1137062833549adb3c9768e5769a61e9e23bcc051951db40620b176bead2", kill_on_drop: false }` [INFO] [stdout] d39f1137062833549adb3c9768e5769a61e9e23bcc051951db40620b176bead2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-10-11" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2796cf5b35950126acea8098f4a9549c778e53709d34a302eb8e1830bb34141 [INFO] running `Command { std: "docker" "start" "-a" "d2796cf5b35950126acea8098f4a9549c778e53709d34a302eb8e1830bb34141", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.102 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling libc v0.2.135 [INFO] [stderr] Compiling futures-core v0.3.24 [INFO] [stderr] Compiling serde_derive v1.0.145 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Compiling futures-task v0.3.24 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling futures-util v0.3.24 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling futures-sink v0.3.24 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling futures-io v0.3.24 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling serde_json v1.0.86 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling tokio v1.21.2 [INFO] [stderr] Compiling itoa v1.0.4 [INFO] [stderr] Compiling iana-time-zone v0.1.51 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling bytes v1.2.1 [INFO] [stderr] Compiling data-encoding v2.3.2 [INFO] [stderr] Compiling futures-macro v0.3.24 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling futures-executor v0.3.24 [INFO] [stderr] Compiling futures v0.3.24 [INFO] [stderr] Compiling chrono v0.4.22 [INFO] [stderr] Compiling carboncopy v0.3.0 [INFO] [stderr] Compiling carboncopy-tokio v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 50.01s [INFO] running `Command { std: "docker" "inspect" "d2796cf5b35950126acea8098f4a9549c778e53709d34a302eb8e1830bb34141", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2796cf5b35950126acea8098f4a9549c778e53709d34a302eb8e1830bb34141", kill_on_drop: false }` [INFO] [stdout] d2796cf5b35950126acea8098f4a9549c778e53709d34a302eb8e1830bb34141 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-10-11" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 28c81f796e784aa508d8433d1002d87bc8a994a06e6de551cd776919024cccec [INFO] running `Command { std: "docker" "start" "-a" "28c81f796e784aa508d8433d1002d87bc8a994a06e6de551cd776919024cccec", kill_on_drop: false }` [INFO] [stderr] Compiling carboncopy-tokio v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.73s [INFO] running `Command { std: "docker" "inspect" "28c81f796e784aa508d8433d1002d87bc8a994a06e6de551cd776919024cccec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28c81f796e784aa508d8433d1002d87bc8a994a06e6de551cd776919024cccec", kill_on_drop: false }` [INFO] [stdout] 28c81f796e784aa508d8433d1002d87bc8a994a06e6de551cd776919024cccec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-10-11" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 14dd4e885a1795ce6b39126167031f7c51a615cce66acda532b094adb5671225 [INFO] running `Command { std: "docker" "start" "-a" "14dd4e885a1795ce6b39126167031f7c51a615cce66acda532b094adb5671225", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/carboncopy_tokio-f87a0c7d34a4800c) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::overflow_threshold ... ok [INFO] [stdout] test tests::default_options_dont_panic ... ok [INFO] [stdout] test tests::no_buffer ... ok [INFO] [stdout] test tests::overflow_flush ... ok [INFO] [stdout] test tests::flush_err ... FAILED [INFO] [stdout] test tests::timeout_flush ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::flush_err stdout ---- [INFO] [stdout] thread 'tests::flush_err' panicked at 'assertion failed: mem_sink.last_flush_err().is_some()', src/lib.rs:478:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5602e1c7fe40 - std::backtrace_rs::backtrace::libunwind::trace::h6fef376b0cad02a6 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 1: 0x5602e1c7fe40 - std::backtrace_rs::backtrace::trace_unsynchronized::hc3fd5403662df331 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5602e1c7fe40 - std::sys_common::backtrace::_print_fmt::h297509164be93106 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x5602e1c7fe40 - ::fmt::h79d6bcaf77809e1c [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x5602e1ca31ce - core::fmt::write::hee06f0b868172576 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/fmt/mod.rs:1202:17 [INFO] [stdout] 5: 0x5602e1c7c335 - std::io::Write::write_fmt::h89a836fcdd275d14 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/io/mod.rs:1679:15 [INFO] [stdout] 6: 0x5602e1c81933 - std::sys_common::backtrace::_print::h08c136767f88fd2c [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x5602e1c81933 - std::sys_common::backtrace::print::hdeab272468b75cae [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x5602e1c81933 - std::panicking::default_hook::{{closure}}::ha44dc2e8c33ccbcc [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x5602e1c815a3 - std::panicking::default_hook::hb070996f96b0a3b5 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x5602e1c81fda - std::panicking::rust_panic_with_hook::he727314f57fb38a7 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x5602e1c81e91 - std::panicking::begin_panic_handler::{{closure}}::h98842d2be8812d8d [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:586:13 [INFO] [stdout] 12: 0x5602e1c802ec - std::sys_common::backtrace::__rust_end_short_backtrace::h9f7d9f11606f69a3 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x5602e1c81bf2 - rust_begin_unwind [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x5602e1b281d3 - core::panicking::panic_fmt::h0e94298a76dcb380 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/panicking.rs:142:14 [INFO] [stdout] 15: 0x5602e1b2809d - core::panicking::panic::h10691905f8de18f7 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/panicking.rs:48:5 [INFO] [stdout] 16: 0x5602e1b80062 - carboncopy_tokio::tests::flush_err::hb4e42992d4f6b8b4 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:478:9 [INFO] [stdout] 17: 0x5602e1b7fb9a - carboncopy_tokio::tests::flush_err::{{closure}}::h258f496ec32a9e7d [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:433:5 [INFO] [stdout] 18: 0x5602e1b5c0de - core::ops::function::FnOnce::call_once::h40e62f2a6219d19b [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 19: 0x5602e1bc4d43 - core::ops::function::FnOnce::call_once::hfc331c18b0e5ef99 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 20: 0x5602e1bc4d43 - test::__rust_begin_short_backtrace::hf1d02fb1bd3926ae [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/test/src/lib.rs:572:5 [INFO] [stdout] 21: 0x5602e1bc39b0 - as core::ops::function::FnOnce>::call_once::h3b6ab007fc9ac1fb [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 22: 0x5602e1bc39b0 - as core::ops::function::FnOnce<()>>::call_once::h20d3227f9aabe0df [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 23: 0x5602e1bc39b0 - std::panicking::try::do_call::h22dce13eeef9233a [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:492:40 [INFO] [stdout] 24: 0x5602e1bc39b0 - std::panicking::try::hed69d3fc73418562 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:456:19 [INFO] [stdout] 25: 0x5602e1bc39b0 - std::panic::catch_unwind::hc019ba90fc029390 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panic.rs:137:14 [INFO] [stdout] 26: 0x5602e1bc39b0 - test::run_test_in_process::he377aef0f47e0a0f [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/test/src/lib.rs:595:18 [INFO] [stdout] 27: 0x5602e1bc39b0 - test::run_test::run_test_inner::{{closure}}::h75c99166fd62ec09 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/test/src/lib.rs:489:39 [INFO] [stdout] 28: 0x5602e1b8f014 - test::run_test::run_test_inner::{{closure}}::h8145d77a0a15e742 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/test/src/lib.rs:516:37 [INFO] [stdout] 29: 0x5602e1b8f014 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8ad8477773ed37f9 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 30: 0x5602e1b94967 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf427edc7e9947397 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/thread/mod.rs:514:17 [INFO] [stdout] 31: 0x5602e1b94967 - as core::ops::function::FnOnce<()>>::call_once::h4edb7d0eafb5139f [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 32: 0x5602e1b94967 - std::panicking::try::do_call::ha47ec7426c0316c8 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:492:40 [INFO] [stdout] 33: 0x5602e1b94967 - std::panicking::try::h6710485c6e0a83d5 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:456:19 [INFO] [stdout] 34: 0x5602e1b94967 - std::panic::catch_unwind::h92c068f36bb6e859 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panic.rs:137:14 [INFO] [stdout] 35: 0x5602e1b94967 - std::thread::Builder::spawn_unchecked_::{{closure}}::h8712d747e79b30a7 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/thread/mod.rs:513:30 [INFO] [stdout] 36: 0x5602e1b94967 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hcd1d47e869770553 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 37: 0x5602e1c868c3 - as core::ops::function::FnOnce>::call_once::h6a88cd656aa4a16f [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 38: 0x5602e1c868c3 - as core::ops::function::FnOnce>::call_once::h4501efe38c2b4412 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 39: 0x5602e1c868c3 - std::sys::unix::thread::Thread::new::thread_start::h67e5c6aa03c98308 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 40: 0x7f9e01199609 - start_thread [INFO] [stdout] 41: 0x7f9e00f69133 - clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- tests::timeout_flush stdout ---- [INFO] [stdout] thread 'tests::timeout_flush' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `"hello world 0\nhello world 1\nhello world 2\nhello world 3\nhello world 4\n"`, [INFO] [stdout] right: `""`', src/lib.rs:377:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5602e1c7fe40 - std::backtrace_rs::backtrace::libunwind::trace::h6fef376b0cad02a6 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 1: 0x5602e1c7fe40 - std::backtrace_rs::backtrace::trace_unsynchronized::hc3fd5403662df331 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5602e1c7fe40 - std::sys_common::backtrace::_print_fmt::h297509164be93106 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x5602e1c7fe40 - ::fmt::h79d6bcaf77809e1c [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x5602e1ca31ce - core::fmt::write::hee06f0b868172576 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/fmt/mod.rs:1202:17 [INFO] [stdout] 5: 0x5602e1c7c335 - std::io::Write::write_fmt::h89a836fcdd275d14 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/io/mod.rs:1679:15 [INFO] [stdout] 6: 0x5602e1c81933 - std::sys_common::backtrace::_print::h08c136767f88fd2c [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x5602e1c81933 - std::sys_common::backtrace::print::hdeab272468b75cae [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x5602e1c81933 - std::panicking::default_hook::{{closure}}::ha44dc2e8c33ccbcc [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x5602e1c815a3 - std::panicking::default_hook::hb070996f96b0a3b5 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x5602e1c81fda - std::panicking::rust_panic_with_hook::he727314f57fb38a7 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x5602e1c81ed7 - std::panicking::begin_panic_handler::{{closure}}::h98842d2be8812d8d [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x5602e1c802ec - std::sys_common::backtrace::__rust_end_short_backtrace::h9f7d9f11606f69a3 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x5602e1c81bf2 - rust_begin_unwind [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x5602e1b281d3 - core::panicking::panic_fmt::h0e94298a76dcb380 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/panicking.rs:142:14 [INFO] [stdout] 15: 0x5602e1ca1dab - core::panicking::assert_failed_inner::h9ad69dbede9e9846 [INFO] [stdout] 16: 0x5602e1b5908a - core::panicking::assert_failed::hda094aef199628b6 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/panicking.rs:181:5 [INFO] [stdout] 17: 0x5602e1b7d5a5 - carboncopy_tokio::tests::timeout_flush::h4dc9c828e50c070e [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:377:9 [INFO] [stdout] 18: 0x5602e1b7cd8a - carboncopy_tokio::tests::timeout_flush::{{closure}}::h47d3326ab8d28273 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:335:5 [INFO] [stdout] 19: 0x5602e1b5c26e - core::ops::function::FnOnce::call_once::h83362b9b72399f0a [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 20: 0x5602e1bc4d43 - core::ops::function::FnOnce::call_once::hfc331c18b0e5ef99 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 21: 0x5602e1bc4d43 - test::__rust_begin_short_backtrace::hf1d02fb1bd3926ae [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/test/src/lib.rs:572:5 [INFO] [stdout] 22: 0x5602e1bc39b0 - as core::ops::function::FnOnce>::call_once::h3b6ab007fc9ac1fb [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 23: 0x5602e1bc39b0 - as core::ops::function::FnOnce<()>>::call_once::h20d3227f9aabe0df [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x5602e1bc39b0 - std::panicking::try::do_call::h22dce13eeef9233a [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:492:40 [INFO] [stdout] 25: 0x5602e1bc39b0 - std::panicking::try::hed69d3fc73418562 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:456:19 [INFO] [stdout] 26: 0x5602e1bc39b0 - std::panic::catch_unwind::hc019ba90fc029390 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panic.rs:137:14 [INFO] [stdout] 27: 0x5602e1bc39b0 - test::run_test_in_process::he377aef0f47e0a0f [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/test/src/lib.rs:595:18 [INFO] [stdout] 28: 0x5602e1bc39b0 - test::run_test::run_test_inner::{{closure}}::h75c99166fd62ec09 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/test/src/lib.rs:489:39 [INFO] [stdout] 29: 0x5602e1b8f014 - test::run_test::run_test_inner::{{closure}}::h8145d77a0a15e742 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/test/src/lib.rs:516:37 [INFO] [stdout] 30: 0x5602e1b8f014 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8ad8477773ed37f9 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 31: 0x5602e1b94967 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf427edc7e9947397 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/thread/mod.rs:514:17 [INFO] [stdout] 32: 0x5602e1b94967 - as core::ops::function::FnOnce<()>>::call_once::h4edb7d0eafb5139f [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x5602e1b94967 - std::panicking::try::do_call::ha47ec7426c0316c8 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:492:40 [INFO] [stdout] 34: 0x5602e1b94967 - std::panicking::try::h6710485c6e0a83d5 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panicking.rs:456:19 [INFO] [stdout] 35: 0x5602e1b94967 - std::panic::catch_unwind::h92c068f36bb6e859 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/panic.rs:137:14 [INFO] [stdout] 36: 0x5602e1b94967 - std::thread::Builder::spawn_unchecked_::{{closure}}::h8712d747e79b30a7 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/thread/mod.rs:513:30 [INFO] [stdout] 37: 0x5602e1b94967 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hcd1d47e869770553 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 38: 0x5602e1c868c3 - as core::ops::function::FnOnce>::call_once::h6a88cd656aa4a16f [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 39: 0x5602e1c868c3 - as core::ops::function::FnOnce>::call_once::h4501efe38c2b4412 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/alloc/src/boxed.rs:1940:9 [INFO] [stdout] 40: 0x5602e1c868c3 - std::sys::unix::thread::Thread::new::thread_start::h67e5c6aa03c98308 [INFO] [stdout] at /rustc/da7ffa2d1df2daf747b8e4bdf5659c942abb22af/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7f9e01199609 - start_thread [INFO] [stdout] 42: 0x7f9e00f69133 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::flush_err [INFO] [stdout] tests::timeout_flush [INFO] [stdout] [INFO] [stdout] test result: FAILED. 4 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "14dd4e885a1795ce6b39126167031f7c51a615cce66acda532b094adb5671225", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14dd4e885a1795ce6b39126167031f7c51a615cce66acda532b094adb5671225", kill_on_drop: false }` [INFO] [stdout] 14dd4e885a1795ce6b39126167031f7c51a615cce66acda532b094adb5671225