[INFO] fetching crate io-tether 0.5.0...
[INFO] testing io-tether-0.5.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate io-tether 0.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate io-tether 0.5.0
[INFO] finished tweaking crates.io crate io-tether 0.5.0
[INFO] tweaked toml for crates.io crate io-tether 0.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate io-tether 0.5.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate io-tether 0.5.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a29abb695ff3c6c6febb305432006fdb52d6c3687e7148e5494d1d02ee4d69f2
[INFO] running `Command { std: "docker" "start" "-a" "a29abb695ff3c6c6febb305432006fdb52d6c3687e7148e5494d1d02ee4d69f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a29abb695ff3c6c6febb305432006fdb52d6c3687e7148e5494d1d02ee4d69f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a29abb695ff3c6c6febb305432006fdb52d6c3687e7148e5494d1d02ee4d69f2", kill_on_drop: false }`
[INFO] [stdout] a29abb695ff3c6c6febb305432006fdb52d6c3687e7148e5494d1d02ee4d69f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 58106695ff91be0c437d64f6488e431249ad04f760d2cde788abe2a5f07e0de7
[INFO] running `Command { std: "docker" "start" "-a" "58106695ff91be0c437d64f6488e431249ad04f760d2cde788abe2a5f07e0de7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling io-tether v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `Command { std: "docker" "inspect" "58106695ff91be0c437d64f6488e431249ad04f760d2cde788abe2a5f07e0de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58106695ff91be0c437d64f6488e431249ad04f760d2cde788abe2a5f07e0de7", kill_on_drop: false }`
[INFO] [stdout] 58106695ff91be0c437d64f6488e431249ad04f760d2cde788abe2a5f07e0de7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9a37625164fed4e13a4338129196e7c60454edd9fc3df199bb7c8b58926d37e7
[INFO] running `Command { std: "docker" "start" "-a" "9a37625164fed4e13a4338129196e7c60454edd9fc3df199bb7c8b58926d37e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling io-tether v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 19.22s
[INFO] running `Command { std: "docker" "inspect" "9a37625164fed4e13a4338129196e7c60454edd9fc3df199bb7c8b58926d37e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a37625164fed4e13a4338129196e7c60454edd9fc3df199bb7c8b58926d37e7", kill_on_drop: false }`
[INFO] [stdout] 9a37625164fed4e13a4338129196e7c60454edd9fc3df199bb7c8b58926d37e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d405b1e6b6f0e360d8290807f2db9e68227cd9a3228cba3faed04d53db677337
[INFO] running `Command { std: "docker" "start" "-a" "d405b1e6b6f0e360d8290807f2db9e68227cd9a3228cba3faed04d53db677337", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/io_tether-f0667244500b3442)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::basic_write ... ok
[INFO] [stdout] test tests::error_is_consumed_when_set ... ok
[INFO] [stdout] test tests::failure_to_connect_doesnt_panic ... ok
[INFO] [stdout] test tests::disconnect_is_retried ... ok
[INFO] [stdout] test tests::reconnect_value_is_respected ... ok
[INFO] [stdout] test tests::immediate_error ... ok
[INFO] [stdout] test tests::read_then_disconnect ... ok
[INFO] [stdout] test tests::single_read_then_eof ... ok
[INFO] [stdout] test tests::split_works ... ok
[INFO] [stdout] test tests::two_read_then_eof ... ok
[INFO] [stdout] test tests::write_data_is_silently_dropped_when_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d405b1e6b6f0e360d8290807f2db9e68227cd9a3228cba3faed04d53db677337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d405b1e6b6f0e360d8290807f2db9e68227cd9a3228cba3faed04d53db677337", kill_on_drop: false }`
[INFO] [stdout] d405b1e6b6f0e360d8290807f2db9e68227cd9a3228cba3faed04d53db677337