[INFO] fetching crate bufchan 0.1.0...
[INFO] testing bufchan-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate bufchan 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate bufchan 0.1.0
[INFO] finished tweaking crates.io crate bufchan 0.1.0
[INFO] tweaked toml for crates.io crate bufchan 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bufchan 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 83 packages to latest compatible versions
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kanal v0.1.1
[INFO] [stderr]   Downloaded quickcheck_macros v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c2b76705f3360bc0dd86c60d7a02e5c84bbb18aa2fdd67bb5debdb702a79b3f9
[INFO] running `Command { std: "docker" "start" "-a" "c2b76705f3360bc0dd86c60d7a02e5c84bbb18aa2fdd67bb5debdb702a79b3f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2b76705f3360bc0dd86c60d7a02e5c84bbb18aa2fdd67bb5debdb702a79b3f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2b76705f3360bc0dd86c60d7a02e5c84bbb18aa2fdd67bb5debdb702a79b3f9", kill_on_drop: false }`
[INFO] [stdout] c2b76705f3360bc0dd86c60d7a02e5c84bbb18aa2fdd67bb5debdb702a79b3f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1eb10900a0d8972f856bfee5849370c5dc81edf49bed4563dfd0168cf10cb9f8
[INFO] running `Command { std: "docker" "start" "-a" "1eb10900a0d8972f856bfee5849370c5dc81edf49bed4563dfd0168cf10cb9f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling bufchan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "1eb10900a0d8972f856bfee5849370c5dc81edf49bed4563dfd0168cf10cb9f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb10900a0d8972f856bfee5849370c5dc81edf49bed4563dfd0168cf10cb9f8", kill_on_drop: false }`
[INFO] [stdout] 1eb10900a0d8972f856bfee5849370c5dc81edf49bed4563dfd0168cf10cb9f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] addb0fce82b31cad49a45b257ad58923f2a72b5d0adf026b0978e4c3a6141bf8
[INFO] running `Command { std: "docker" "start" "-a" "addb0fce82b31cad49a45b257ad58923f2a72b5d0adf026b0978e4c3a6141bf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling condtype v1.3.0
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling kanal v0.1.1
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling terminal_size v0.4.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling divan-macros v0.1.21
[INFO] [stderr]    Compiling quickcheck_macros v1.1.0
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling divan v0.1.21
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling bufchan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.99s
[INFO] running `Command { std: "docker" "inspect" "addb0fce82b31cad49a45b257ad58923f2a72b5d0adf026b0978e4c3a6141bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "addb0fce82b31cad49a45b257ad58923f2a72b5d0adf026b0978e4c3a6141bf8", kill_on_drop: false }`
[INFO] [stdout] addb0fce82b31cad49a45b257ad58923f2a72b5d0adf026b0978e4c3a6141bf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f4eb389c2585f58050324f7ed013bd3273a666201d529e6b681ecbd64f2861f2
[INFO] running `Command { std: "docker" "start" "-a" "f4eb389c2585f58050324f7ed013bd3273a666201d529e6b681ecbd64f2861f2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/bufchan-d42d933abccacd70)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::channel_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f4eb389c2585f58050324f7ed013bd3273a666201d529e6b681ecbd64f2861f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4eb389c2585f58050324f7ed013bd3273a666201d529e6b681ecbd64f2861f2", kill_on_drop: false }`
[INFO] [stdout] f4eb389c2585f58050324f7ed013bd3273a666201d529e6b681ecbd64f2861f2