[INFO] fetching crate ssh-muxcontrol 0.1.0...
[INFO] testing ssh-muxcontrol-0.1.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate ssh-muxcontrol 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ssh-muxcontrol 0.1.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ssh-muxcontrol 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ssh-muxcontrol 0.1.0
[INFO] tweaked toml for crates.io crate ssh-muxcontrol 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate ssh-muxcontrol 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-pipe v0.2.1
[INFO] [stderr]   Downloaded sendfd v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d836c4acb15505ab434631bd875264e500a107f28cf343712dcb6d1014c2cb7
[INFO] running `Command { std: "docker" "start" "-a" "8d836c4acb15505ab434631bd875264e500a107f28cf343712dcb6d1014c2cb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d836c4acb15505ab434631bd875264e500a107f28cf343712dcb6d1014c2cb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d836c4acb15505ab434631bd875264e500a107f28cf343712dcb6d1014c2cb7", kill_on_drop: false }`
[INFO] [stdout] 8d836c4acb15505ab434631bd875264e500a107f28cf343712dcb6d1014c2cb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22d92bd9a609fe707b74b14d2c617c0d30857ab13a6649df397942412435c1c3
[INFO] running `Command { std: "docker" "start" "-a" "22d92bd9a609fe707b74b14d2c617c0d30857ab13a6649df397942412435c1c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling sendfd v0.4.0
[INFO] [stderr]    Compiling tokio-pipe v0.2.1
[INFO] [stderr]    Compiling ssh-muxcontrol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `ssh_pid` is never read
[INFO] [stdout]   --> src/commands/check_alive.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct MuxRespCheckAlive {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     ssh_pid: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MuxRespCheckAlive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.25s
[INFO] running `Command { std: "docker" "inspect" "22d92bd9a609fe707b74b14d2c617c0d30857ab13a6649df397942412435c1c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22d92bd9a609fe707b74b14d2c617c0d30857ab13a6649df397942412435c1c3", kill_on_drop: false }`
[INFO] [stdout] 22d92bd9a609fe707b74b14d2c617c0d30857ab13a6649df397942412435c1c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb96f3bdfeb771771f5647e477a6cacf7a1382b0d0baf672a8676e0290de9617
[INFO] running `Command { std: "docker" "start" "-a" "cb96f3bdfeb771771f5647e477a6cacf7a1382b0d0baf672a8676e0290de9617", kill_on_drop: false }`
[INFO] [stderr]    Compiling ssh-muxcontrol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `ssh_pid` is never read
[INFO] [stdout]   --> src/commands/check_alive.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct MuxRespCheckAlive {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     ssh_pid: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MuxRespCheckAlive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ssh_pid` is never read
[INFO] [stdout]   --> src/commands/check_alive.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct MuxRespCheckAlive {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     ssh_pid: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MuxRespCheckAlive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "cb96f3bdfeb771771f5647e477a6cacf7a1382b0d0baf672a8676e0290de9617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb96f3bdfeb771771f5647e477a6cacf7a1382b0d0baf672a8676e0290de9617", kill_on_drop: false }`
[INFO] [stdout] cb96f3bdfeb771771f5647e477a6cacf7a1382b0d0baf672a8676e0290de9617
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1bba17c8b8fdbc066c6955ed0144aa8fe8316ee3ebea8b1d2137e3a2619d9fa
[INFO] running `Command { std: "docker" "start" "-a" "a1bba17c8b8fdbc066c6955ed0144aa8fe8316ee3ebea8b1d2137e3a2619d9fa", kill_on_drop: false }`
[INFO] [stderr] warning: field `ssh_pid` is never read
[INFO] [stderr]   --> src/commands/check_alive.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub struct MuxRespCheckAlive {
[INFO] [stderr]    |            ----------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 30 |     ssh_pid: u32,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `MuxRespCheckAlive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ssh-muxcontrol` (lib) generated 1 warning
[INFO] [stderr] warning: `ssh-muxcontrol` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ssh_muxcontrol-99d0de34f607a8e8)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_parallel_commands ... FAILED
[INFO] [stdout] test tests::test_read_large_data ... FAILED
[INFO] [stdout] test tests::test_connect_echo ... FAILED
[INFO] [stdout] test tests::test_abort_cmd_with_timeout ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_parallel_commands stdout ----
[INFO] [stdout] Error: IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_read_large_data stdout ----
[INFO] [stdout] Error: IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_connect_echo stdout ----
[INFO] [stdout] Error: IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_abort_cmd_with_timeout stdout ----
[INFO] [stdout] thread 'tests::test_abort_cmd_with_timeout' panicked at src/tests.rs:42:23:
[INFO] [stdout] not timed out: IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x556216199d46 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x556216199d46 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x556216199d46 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x556216199d46 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5562161c2de0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5562161c2de0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55621619766f - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x556216199b24 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x556216199b24 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55621619b897 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x55621619b57d - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x556216116ee7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x556216116ee7 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55621619beb6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55621619beb6 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55621619bc02 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55621619a246 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55621619b960 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5562160c1d35 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5562160cb53a - ssh_muxcontrol::tests::test_abort_cmd_with_timeout::{{closure}}::h09aa26fd3fc8df60
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:42:23
[INFO] [stdout]   20:     0x5562160d9d5a - <core::pin::Pin<P> as core::future::future::Future>::poll::h83c59fc8a0528807
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/future/future.rs:124:9
[INFO] [stdout]   21:     0x5562160c7893 - tokio::runtime::basic_scheduler::Inner<P>::block_on::{{closure}}::{{closure}}::hf467659215a29df6
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:230:62
[INFO] [stdout]   22:     0x5562160d0f0a - tokio::coop::with_budget::{{closure}}::he94233b97c5622f8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/coop.rs:106:9
[INFO] [stdout]   23:     0x5562160c3da8 - std::thread::local::LocalKey<T>::try_with::hdbdfcd811ea6d623
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/local.rs:270:16
[INFO] [stdout]   24:     0x5562160c28bc - std::thread::local::LocalKey<T>::with::h87b2561a2fcd2b4e
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/local.rs:246:9
[INFO] [stdout]   25:     0x5562160c6b54 - tokio::coop::with_budget::hfe91c3e88af73bfb
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/coop.rs:99:5
[INFO] [stdout]   26:     0x5562160c6b54 - tokio::coop::budget::hb3e9b7cd7e329132
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/coop.rs:76:5
[INFO] [stdout]   27:     0x5562160c6b54 - tokio::runtime::basic_scheduler::Inner<P>::block_on::{{closure}}::hcf6ff21c6da2a24c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:230:39
[INFO] [stdout]   28:     0x5562160ca338 - tokio::runtime::basic_scheduler::enter::{{closure}}::hb4b56c36fe8d4867
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:339:29
[INFO] [stdout]   29:     0x5562160d366c - tokio::macros::scoped_tls::ScopedKey<T>::set::h77894942753c1d7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/macros/scoped_tls.rs:61:9
[INFO] [stdout]   30:     0x5562160ca1bc - tokio::runtime::basic_scheduler::enter::hdfc8f83628b87fc4
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:339:5
[INFO] [stdout]   31:     0x5562160c4325 - tokio::runtime::basic_scheduler::Inner<P>::block_on::h885b2a1d7e686aad
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:218:9
[INFO] [stdout]   32:     0x5562160c7b08 - tokio::runtime::basic_scheduler::InnerGuard<P>::block_on::hd9ee168839b7289b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:489:9
[INFO] [stdout]   33:     0x5562160c8b19 - tokio::runtime::basic_scheduler::BasicScheduler<P>::block_on::hf38f56aae82a8215
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:178:24
[INFO] [stdout]   34:     0x5562160d4006 - tokio::runtime::Runtime::block_on::hff6de24904a79fe9
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/mod.rs:461:46
[INFO] [stdout]   35:     0x5562160caead - ssh_muxcontrol::tests::test_abort_cmd_with_timeout::h2b5e35a379ef023f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:53:5
[INFO] [stdout]   36:     0x5562160cad4c - ssh_muxcontrol::tests::test_abort_cmd_with_timeout::{{closure}}::hc912e8e413f51380
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:32:43
[INFO] [stdout]   37:     0x5562160d6f26 - core::ops::function::FnOnce::call_once::had1607e600b245ff
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   38:     0x55621611c7bf - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   39:     0x55621611c7bf - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   40:     0x55621611b541 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   41:     0x55621611b541 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   42:     0x55621611b541 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   43:     0x55621611b541 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   44:     0x55621611b541 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   45:     0x55621611b541 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   46:     0x55621611b541 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   47:     0x5562160e2876 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   48:     0x5562160e2876 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   49:     0x5562160e78d7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   50:     0x5562160e78d7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   51:     0x5562160e78d7 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   52:     0x5562160e78d7 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   53:     0x5562160e78d7 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   54:     0x5562160e78d7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   55:     0x5562160e78d7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   56:     0x5562161a09d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   57:     0x5562161a09d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   58:     0x5562161a09d5 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   59:     0x7f0f447a3ac3 - <unknown>
[INFO] [stdout]   60:     0x7f0f44834bf4 - __clone
[INFO] [stdout]   61:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_abort_cmd_with_timeout
[INFO] [stdout]     tests::test_connect_echo
[INFO] [stdout]     tests::test_parallel_commands
[INFO] [stdout]     tests::test_read_large_data
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "a1bba17c8b8fdbc066c6955ed0144aa8fe8316ee3ebea8b1d2137e3a2619d9fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1bba17c8b8fdbc066c6955ed0144aa8fe8316ee3ebea8b1d2137e3a2619d9fa", kill_on_drop: false }`
[INFO] [stdout] a1bba17c8b8fdbc066c6955ed0144aa8fe8316ee3ebea8b1d2137e3a2619d9fa
[INFO] testing ssh-muxcontrol-0.1.0 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate ssh-muxcontrol 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate ssh-muxcontrol 0.1.0 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ssh-muxcontrol 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ssh-muxcontrol 0.1.0
[INFO] tweaked toml for crates.io crate ssh-muxcontrol 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate ssh-muxcontrol 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30307beaa24a861a40f786dc961c58b7d55616ecb8b9fb5ff84103d26573874f
[INFO] running `Command { std: "docker" "start" "-a" "30307beaa24a861a40f786dc961c58b7d55616ecb8b9fb5ff84103d26573874f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30307beaa24a861a40f786dc961c58b7d55616ecb8b9fb5ff84103d26573874f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30307beaa24a861a40f786dc961c58b7d55616ecb8b9fb5ff84103d26573874f", kill_on_drop: false }`
[INFO] [stdout] 30307beaa24a861a40f786dc961c58b7d55616ecb8b9fb5ff84103d26573874f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a13d98f6286ba298768897baa344b0e47436ccdc6e740326b8886252e3aa563
[INFO] running `Command { std: "docker" "start" "-a" "3a13d98f6286ba298768897baa344b0e47436ccdc6e740326b8886252e3aa563", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling tokio-pipe v0.2.1
[INFO] [stderr]    Compiling sendfd v0.4.0
[INFO] [stderr]    Compiling ssh-muxcontrol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `ssh_pid` is never read
[INFO] [stdout]   --> src/commands/check_alive.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct MuxRespCheckAlive {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     ssh_pid: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MuxRespCheckAlive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.35s
[INFO] running `Command { std: "docker" "inspect" "3a13d98f6286ba298768897baa344b0e47436ccdc6e740326b8886252e3aa563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a13d98f6286ba298768897baa344b0e47436ccdc6e740326b8886252e3aa563", kill_on_drop: false }`
[INFO] [stdout] 3a13d98f6286ba298768897baa344b0e47436ccdc6e740326b8886252e3aa563
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c591a2affa370441c3f1e99f8c5bb49774d78cf85cf221a773bfdfcd0a78901a
[INFO] running `Command { std: "docker" "start" "-a" "c591a2affa370441c3f1e99f8c5bb49774d78cf85cf221a773bfdfcd0a78901a", kill_on_drop: false }`
[INFO] [stdout] warning: field `ssh_pid` is never read
[INFO] [stdout]   --> src/commands/check_alive.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct MuxRespCheckAlive {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     ssh_pid: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MuxRespCheckAlive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ssh-muxcontrol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `ssh_pid` is never read
[INFO] [stdout]   --> src/commands/check_alive.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct MuxRespCheckAlive {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     ssh_pid: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MuxRespCheckAlive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "c591a2affa370441c3f1e99f8c5bb49774d78cf85cf221a773bfdfcd0a78901a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c591a2affa370441c3f1e99f8c5bb49774d78cf85cf221a773bfdfcd0a78901a", kill_on_drop: false }`
[INFO] [stdout] c591a2affa370441c3f1e99f8c5bb49774d78cf85cf221a773bfdfcd0a78901a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f4dbe1f49152914e2d30f58efb5024c1f4f4b00d77f688d0f249e2eb4b0f0b26
[INFO] running `Command { std: "docker" "start" "-a" "f4dbe1f49152914e2d30f58efb5024c1f4f4b00d77f688d0f249e2eb4b0f0b26", kill_on_drop: false }`
[INFO] [stderr] warning: field `ssh_pid` is never read
[INFO] [stderr]   --> src/commands/check_alive.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub struct MuxRespCheckAlive {
[INFO] [stderr]    |            ----------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 30 |     ssh_pid: u32,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `MuxRespCheckAlive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ssh-muxcontrol` (lib) generated 1 warning
[INFO] [stderr] warning: `ssh-muxcontrol` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ssh_muxcontrol-ddd84ab3fb9d48ea)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_connect_echo ... FAILED
[INFO] [stdout] test tests::test_read_large_data ... FAILED
[INFO] [stdout] test tests::test_parallel_commands ... FAILED
[INFO] [stdout] test tests::test_abort_cmd_with_timeout ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_connect_echo stdout ----
[INFO] [stdout] Error: IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_read_large_data stdout ----
[INFO] [stdout] Error: IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_parallel_commands stdout ----
[INFO] [stdout] Error: IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_abort_cmd_with_timeout stdout ----
[INFO] [stdout] thread 'tests::test_abort_cmd_with_timeout' panicked at src/tests.rs:42:23:
[INFO] [stdout] not timed out: IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ccff29c6f6 - std::backtrace_rs::backtrace::libunwind::trace::h140b6deb6a45c671
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55ccff29c6f6 - std::backtrace_rs::backtrace::trace_unsynchronized::h8450d7e4e9219aed
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55ccff29c6f6 - std::sys_common::backtrace::_print_fmt::hbd28e5e6c6fc3a3f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55ccff29c6f6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb058f285768cf98e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55ccff2c55c0 - core::fmt::rt::Argument::fmt::h87dec7a95127da24
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55ccff2c55c0 - core::fmt::write::h873f89a91a4832db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55ccff299e0f - std::io::Write::write_fmt::h90f651e9e694a4bb
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/io/mod.rs:1846:15
[INFO] [stdout]    7:     0x55ccff29c4d4 - std::sys_common::backtrace::_print::h7719d1529d9a9e13
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55ccff29c4d4 - std::sys_common::backtrace::print::haa3afbd0e7947108
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55ccff29e247 - std::panicking::default_hook::{{closure}}::h10e3de2ec0eaff22
[INFO] [stdout]   10:     0x55ccff29df2d - std::panicking::default_hook::hbdc1b1b7fe073dab
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55ccff219a67 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h20f7887d7cd0a330
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55ccff219a67 - test::test_main::{{closure}}::hc125a615957b5cb1
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55ccff29e866 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c19e0590f8443c4
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55ccff29e866 - std::panicking::rust_panic_with_hook::hb81692602460473d
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:785:13
[INFO] [stdout]   15:     0x55ccff29e5b2 - std::panicking::begin_panic_handler::{{closure}}::h2470593aa2678e9c
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:659:13
[INFO] [stdout]   16:     0x55ccff29cbf6 - std::sys_common::backtrace::__rust_end_short_backtrace::h560bb50225b0562b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55ccff29e304 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:647:5
[INFO] [stdout]   18:     0x55ccff1c47d5 - core::panicking::panic_fmt::h29b6f262f6458dc3
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55ccff1ce0aa - ssh_muxcontrol::tests::test_abort_cmd_with_timeout::{{closure}}::hb98c3b3e71768d41
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:42:23
[INFO] [stdout]   20:     0x55ccff1d6e10 - <core::pin::Pin<P> as core::future::future::Future>::poll::h1da84060c78501d4
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/future/future.rs:124:9
[INFO] [stdout]   21:     0x55ccff1c9fb3 - tokio::runtime::basic_scheduler::Inner<P>::block_on::{{closure}}::{{closure}}::h8880566f9a7942c8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:230:62
[INFO] [stdout]   22:     0x55ccff1d350a - tokio::coop::with_budget::{{closure}}::h8b45383e04a2da24
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/coop.rs:106:9
[INFO] [stdout]   23:     0x55ccff1c6ad3 - std::thread::local::LocalKey<T>::try_with::hfbeb9c69637583ff
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/local.rs:286:16
[INFO] [stdout]   24:     0x55ccff1c550c - std::thread::local::LocalKey<T>::with::hf3376eac3002ba59
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/local.rs:262:9
[INFO] [stdout]   25:     0x55ccff1c7cf4 - tokio::coop::with_budget::h48388605876d6fc4
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/coop.rs:99:5
[INFO] [stdout]   26:     0x55ccff1c7cf4 - tokio::coop::budget::hca9238c5104f8218
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/coop.rs:76:5
[INFO] [stdout]   27:     0x55ccff1c7cf4 - tokio::runtime::basic_scheduler::Inner<P>::block_on::{{closure}}::h9c675f65c0581b19
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:230:39
[INFO] [stdout]   28:     0x55ccff1ccdf8 - tokio::runtime::basic_scheduler::enter::{{closure}}::h2137e4eae92c38ec
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:339:29
[INFO] [stdout]   29:     0x55ccff1d60ec - tokio::macros::scoped_tls::ScopedKey<T>::set::hdf586f309a94a049
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/macros/scoped_tls.rs:61:9
[INFO] [stdout]   30:     0x55ccff1cc2fb - tokio::runtime::basic_scheduler::enter::h0b969928b21003da
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:339:5
[INFO] [stdout]   31:     0x55ccff1c6cd5 - tokio::runtime::basic_scheduler::Inner<P>::block_on::hb9b9746bc371fbc7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:218:9
[INFO] [stdout]   32:     0x55ccff1ca59f - tokio::runtime::basic_scheduler::InnerGuard<P>::block_on::hc355b47848871560
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:489:9
[INFO] [stdout]   33:     0x55ccff1ca8f9 - tokio::runtime::basic_scheduler::BasicScheduler<P>::block_on::h1582bba45ab079cb
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/basic_scheduler.rs:178:24
[INFO] [stdout]   34:     0x55ccff1d6966 - tokio::runtime::Runtime::block_on::ha75f62f65b369232
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.12.0/src/runtime/mod.rs:461:46
[INFO] [stdout]   35:     0x55ccff1cda1d - ssh_muxcontrol::tests::test_abort_cmd_with_timeout::hd0a52105089d4586
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:53:5
[INFO] [stdout]   36:     0x55ccff1cd8bc - ssh_muxcontrol::tests::test_abort_cmd_with_timeout::{{closure}}::h0679e5c46c4e99c1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:32:43
[INFO] [stdout]   37:     0x55ccff1d8976 - core::ops::function::FnOnce::call_once::had9a6ef7c720206e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   38:     0x55ccff21f65f - core::ops::function::FnOnce::call_once::h692fe6f34484199f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   39:     0x55ccff21f65f - test::__rust_begin_short_backtrace::h48b62e76bd60e2de
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:621:18
[INFO] [stdout]   40:     0x55ccff21e481 - test::run_test_in_process::{{closure}}::h1c68597526ef43db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:60
[INFO] [stdout]   41:     0x55ccff21e481 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hcae98092997f976b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   42:     0x55ccff21e481 - std::panicking::try::do_call::h8d1548c2f5bb535a
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   43:     0x55ccff21e481 - std::panicking::try::hbb7a2054f484688e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   44:     0x55ccff21e481 - std::panic::catch_unwind::h696d12d9d80497c2
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   45:     0x55ccff21e481 - test::run_test_in_process::h053367a7217c825b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:27
[INFO] [stdout]   46:     0x55ccff21e481 - test::run_test::{{closure}}::hfa524e9fabcba78e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:567:43
[INFO] [stdout]   47:     0x55ccff1e58e6 - test::run_test::{{closure}}::h2c4d0bb741ef7f9f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:595:41
[INFO] [stdout]   48:     0x55ccff1e58e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0d2c708415550075
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   49:     0x55ccff1ea8a7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h76e2635840d7293f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   50:     0x55ccff1ea8a7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::haa640b67a810a214
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   51:     0x55ccff1ea8a7 - std::panicking::try::do_call::h41892e3bc2807ab5
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   52:     0x55ccff1ea8a7 - std::panicking::try::h861a16d180681c80
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   53:     0x55ccff1ea8a7 - std::panic::catch_unwind::h8195f9064b1509fa
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   54:     0x55ccff1ea8a7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h73cc419da1217371
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   55:     0x55ccff1ea8a7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h79dc6499ff073b09
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   56:     0x55ccff2a2c75 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha718e8cdc51a5182
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   57:     0x55ccff2a2c75 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h86072abc877c5474
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   58:     0x55ccff2a2c75 - std::sys::pal::unix::thread::Thread::new::thread_start::hac4056197c365894
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   59:     0x7fbe48234ac3 - <unknown>
[INFO] [stdout]   60:     0x7fbe482c5bf4 - __clone
[INFO] [stdout]   61:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_abort_cmd_with_timeout
[INFO] [stdout]     tests::test_connect_echo
[INFO] [stdout]     tests::test_parallel_commands
[INFO] [stdout]     tests::test_read_large_data
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 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" "f4dbe1f49152914e2d30f58efb5024c1f4f4b00d77f688d0f249e2eb4b0f0b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4dbe1f49152914e2d30f58efb5024c1f4f4b00d77f688d0f249e2eb4b0f0b26", kill_on_drop: false }`
[INFO] [stdout] f4dbe1f49152914e2d30f58efb5024c1f4f4b00d77f688d0f249e2eb4b0f0b26
