[INFO] fetching crate tcp-stream-echo 0.1.0...
[INFO] testing tcp-stream-echo-0.1.0 against try#c066bf6804adc55193b71afdff6a56922f4a8689+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1
[INFO] extracting crate tcp-stream-echo 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tcp-stream-echo 0.1.0
[INFO] finished tweaking crates.io crate tcp-stream-echo 0.1.0
[INFO] tweaked toml for crates.io crate tcp-stream-echo 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tcp-stream-echo 0.1.0 on toolchain c066bf6804adc55193b71afdff6a56922f4a8689
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "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" "+c066bf6804adc55193b71afdff6a56922f4a8689" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2d3e0a52e5ad701ee0bc5da73181b5e1d4fd00485adf653871bcebae4906584
[INFO] running `Command { std: "docker" "start" "-a" "c2d3e0a52e5ad701ee0bc5da73181b5e1d4fd00485adf653871bcebae4906584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2d3e0a52e5ad701ee0bc5da73181b5e1d4fd00485adf653871bcebae4906584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d3e0a52e5ad701ee0bc5da73181b5e1d4fd00485adf653871bcebae4906584", kill_on_drop: false }`
[INFO] [stdout] c2d3e0a52e5ad701ee0bc5da73181b5e1d4fd00485adf653871bcebae4906584
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 28ecf3e8f1cb39eafc50d163f6f935000ce5d339650ef0a486bbb4a15c45ca81
[INFO] running `Command { std: "docker" "start" "-a" "28ecf3e8f1cb39eafc50d163f6f935000ce5d339650ef0a486bbb4a15c45ca81", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp-stream-echo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "28ecf3e8f1cb39eafc50d163f6f935000ce5d339650ef0a486bbb4a15c45ca81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ecf3e8f1cb39eafc50d163f6f935000ce5d339650ef0a486bbb4a15c45ca81", kill_on_drop: false }`
[INFO] [stdout] 28ecf3e8f1cb39eafc50d163f6f935000ce5d339650ef0a486bbb4a15c45ca81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ff39802e54d79d12a27441a32fe34c01396939c7ac5420a8a16a452a72ba20fb
[INFO] running `Command { std: "docker" "start" "-a" "ff39802e54d79d12a27441a32fe34c01396939c7ac5420a8a16a452a72ba20fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp-stream-echo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "ff39802e54d79d12a27441a32fe34c01396939c7ac5420a8a16a452a72ba20fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff39802e54d79d12a27441a32fe34c01396939c7ac5420a8a16a452a72ba20fb", kill_on_drop: false }`
[INFO] [stdout] ff39802e54d79d12a27441a32fe34c01396939c7ac5420a8a16a452a72ba20fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] e173eb68ce4798c252f45b8b4b9de63651ed2feee7f80e4778df54afff70d4c9
[INFO] running `Command { std: "docker" "start" "-a" "e173eb68ce4798c252f45b8b4b9de63651ed2feee7f80e4778df54afff70d4c9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/tcp_stream_echo-a78297eb213422d9)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::send_receive_multiple_connections ... ok
[INFO] [stdout] test tests::send_receive_multiple_chunks ... FAILED
[INFO] [stdout] test tests::send_receive ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::send_receive_multiple_chunks stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::send_receive_multiple_chunks' panicked at src/lib.rs:116:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 111, kind: ConnectionRefused, message: "Connection refused" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x76f3ae8605a2 - std::backtrace_rs::backtrace::libunwind::trace::hc0462517b060cf4b
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x76f3ae8605a2 - std::backtrace_rs::backtrace::trace_unsynchronized::he3231a4df0b43f00
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x76f3ae8605a2 - std::sys::backtrace::_print_fmt::h7f744866c41d3a31
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x76f3ae8605a2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h1ef81e33f64f634e
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x76f3ae8a1f73 - core::fmt::rt::Argument::fmt::h81a194710c4034a0
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x76f3ae8a1f73 - core::fmt::write::h1ab4e554d51bab56
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/fmt/mod.rs:1460:25
[INFO] [stdout]    6:     0x76f3ae85d333 - std::io::default_write_fmt::h1d8065796ed487b7
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x76f3ae85d333 - std::io::Write::write_fmt::hb706b37400bb89a4
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x76f3ae8603f2 - std::sys::backtrace::BacktraceLock::print::h727d5db2588a6e85
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x76f3ae861b6c - std::panicking::default_hook::{{closure}}::h6350a945c4503995
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x76f3ae8619c2 - std::panicking::default_hook::h4b8983249f85bd0b
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x76f3ae82e354 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hede30da1739cef56
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   12:     0x76f3ae82e354 - test::test_main_with_exit_callback::{{closure}}::h0965311d4539e3e1
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x76f3ae8624f3 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hae484572816f635a
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   14:     0x76f3ae8624f3 - std::panicking::rust_panic_with_hook::hb38a28752bc10485
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x76f3ae8622ba - std::panicking::begin_panic_handler::{{closure}}::h006ddf6127456535
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x76f3ae860a99 - std::sys::backtrace::__rust_end_short_backtrace::hf5f4a9954877c175
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x76f3ae861f4d - __rustc[d925719a8a7e767]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x76f3ae7e6ee0 - core::panicking::panic_fmt::h82f8bf7d1bff5441
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x76f3ae7e72a6 - core::result::unwrap_failed::hc0539a8381639cb8
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x76f3ae7f0d40 - core::result::Result<T,E>::unwrap::h391ba38e4c601927
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x76f3ae7f0d40 - tcp_stream_echo::tests::send_receive_multiple_chunks::h6cfb95ebd89777b2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:116:68
[INFO] [stdout]   22:     0x76f3ae7f0c87 - tcp_stream_echo::tests::send_receive_multiple_chunks::{{closure}}::hbe644033072785f5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:109:38
[INFO] [stdout]   23:     0x76f3ae7f37f6 - core::ops::function::FnOnce::call_once::h730590c09de08876
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x76f3ae833afb - core::ops::function::FnOnce::call_once::h3d2c0f0c5993581d
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x76f3ae833afb - test::__rust_begin_short_backtrace::hf54991c0c0d36629
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x76f3ae832cbe - test::run_test_in_process::{{closure}}::h0341f8cea17536bb
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x76f3ae832cbe - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1553eed696704d3d
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x76f3ae832cbe - std::panicking::catch_unwind::do_call::h1f63de62998cca9c
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x76f3ae832cbe - std::panicking::catch_unwind::h4302cf2989a72c19
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x76f3ae832cbe - std::panic::catch_unwind::h755c1d140d191b4d
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x76f3ae832cbe - test::run_test_in_process::h9532e6446792790f
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x76f3ae832cbe - test::run_test::{{closure}}::h4a686694e7a14850
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x76f3ae7f7b14 - test::run_test::{{closure}}::hc71fa205a786e45a
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x76f3ae7f7b14 - std::sys::backtrace::__rust_begin_short_backtrace::h47b19d02f1433fd6
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x76f3ae7fb25a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h70d3ad48daaae9ca
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x76f3ae7fb25a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h05c136ea56e78f01
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x76f3ae7fb25a - std::panicking::catch_unwind::do_call::h319e6bf1ae676552
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x76f3ae7fb25a - std::panicking::catch_unwind::h87e2ae4fefda4094
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x76f3ae7fb25a - std::panic::catch_unwind::hfb9059861e181e57
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x76f3ae7fb25a - std::thread::Builder::spawn_unchecked_::{{closure}}::h9acdf04a4f8f3746
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x76f3ae7fb25a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h04b8077dc2df262e
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x76f3ae864f47 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfdaf4814ac3c8671
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   43:     0x76f3ae864f47 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1e491c0829796b5d
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   44:     0x76f3ae864f47 - std::sys::pal::unix::thread::Thread::new::thread_start::h72c96c274d9d1b61
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout] 
[INFO] [stdout] ---- tests::send_receive stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::send_receive' panicked at src/lib.rs:98:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 111, kind: ConnectionRefused, message: "Connection refused" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x76f3ae8605a2 - std::backtrace_rs::backtrace::libunwind::trace::hc0462517b060cf4b
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x76f3ae8605a2 - std::backtrace_rs::backtrace::trace_unsynchronized::he3231a4df0b43f00
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x76f3ae8605a2 - std::sys::backtrace::_print_fmt::h7f744866c41d3a31
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x76f3ae8605a2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h1ef81e33f64f634e
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x76f3ae8a1f73 - core::fmt::rt::Argument::fmt::h81a194710c4034a0
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x76f3ae8a1f73 - core::fmt::write::h1ab4e554d51bab56
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/fmt/mod.rs:1460:25
[INFO] [stdout]    6:     0x76f3ae85d333 - std::io::default_write_fmt::h1d8065796ed487b7
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x76f3ae85d333 - std::io::Write::write_fmt::hb706b37400bb89a4
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x76f3ae8603f2 - std::sys::backtrace::BacktraceLock::print::h727d5db2588a6e85
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x76f3ae861b6c - std::panicking::default_hook::{{closure}}::h6350a945c4503995
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x76f3ae8619c2 - std::panicking::default_hook::h4b8983249f85bd0b
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x76f3ae82e354 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hede30da1739cef56
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   12:     0x76f3ae82e354 - test::test_main_with_exit_callback::{{closure}}::h0965311d4539e3e1
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x76f3ae8624f3 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hae484572816f635a
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   14:     0x76f3ae8624f3 - std::panicking::rust_panic_with_hook::hb38a28752bc10485
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x76f3ae8622ba - std::panicking::begin_panic_handler::{{closure}}::h006ddf6127456535
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x76f3ae860a99 - std::sys::backtrace::__rust_end_short_backtrace::hf5f4a9954877c175
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x76f3ae861f4d - __rustc[d925719a8a7e767]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x76f3ae7e6ee0 - core::panicking::panic_fmt::h82f8bf7d1bff5441
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x76f3ae7e72a6 - core::result::unwrap_failed::hc0539a8381639cb8
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x76f3ae7f07d0 - core::result::Result<T,E>::unwrap::h391ba38e4c601927
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x76f3ae7f07d0 - tcp_stream_echo::tests::send_receive::hed6469ebed1c25fc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:98:68
[INFO] [stdout]   22:     0x76f3ae7f0717 - tcp_stream_echo::tests::send_receive::{{closure}}::h516a197bb4cdc1f8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:91:22
[INFO] [stdout]   23:     0x76f3ae7f3726 - core::ops::function::FnOnce::call_once::h3211ec82a9ba0b64
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x76f3ae833afb - core::ops::function::FnOnce::call_once::h3d2c0f0c5993581d
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x76f3ae833afb - test::__rust_begin_short_backtrace::hf54991c0c0d36629
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x76f3ae832cbe - test::run_test_in_process::{{closure}}::h0341f8cea17536bb
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x76f3ae832cbe - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1553eed696704d3d
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x76f3ae832cbe - std::panicking::catch_unwind::do_call::h1f63de62998cca9c
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x76f3ae832cbe - std::panicking::catch_unwind::h4302cf2989a72c19
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x76f3ae832cbe - std::panic::catch_unwind::h755c1d140d191b4d
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x76f3ae832cbe - test::run_test_in_process::h9532e6446792790f
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x76f3ae832cbe - test::run_test::{{closure}}::h4a686694e7a14850
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x76f3ae7f7b14 - test::run_test::{{closure}}::hc71fa205a786e45a
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x76f3ae7f7b14 - std::sys::backtrace::__rust_begin_short_backtrace::h47b19d02f1433fd6
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x76f3ae7fb25a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h70d3ad48daaae9ca
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x76f3ae7fb25a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h05c136ea56e78f01
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x76f3ae7fb25a - std::panicking::catch_unwind::do_call::h319e6bf1ae676552
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x76f3ae7fb25a - std::panicking::catch_unwind::h87e2ae4fefda4094
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x76f3ae7fb25a - std::panic::catch_unwind::hfb9059861e181e57
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x76f3ae7fb25a - std::thread::Builder::spawn_unchecked_::{{closure}}::h9acdf04a4f8f3746
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x76f3ae7fb25a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h04b8077dc2df262e
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x76f3ae864f47 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfdaf4814ac3c8671
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   43:     0x76f3ae864f47 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1e491c0829796b5d
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   44:     0x76f3ae864f47 - std::sys::pal::unix::thread::Thread::new::thread_start::h72c96c274d9d1b61
[INFO] [stdout]                                at /rustc/c066bf6804adc55193b71afdff6a56922f4a8689/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::send_receive
[INFO] [stdout]     tests::send_receive_multiple_chunks
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "e173eb68ce4798c252f45b8b4b9de63651ed2feee7f80e4778df54afff70d4c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e173eb68ce4798c252f45b8b4b9de63651ed2feee7f80e4778df54afff70d4c9", kill_on_drop: false }`
[INFO] [stdout] e173eb68ce4798c252f45b8b4b9de63651ed2feee7f80e4778df54afff70d4c9