[INFO] fetching crate cmux 0.2.1...
[INFO] testing cmux-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate cmux 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate cmux 0.2.1
[INFO] finished tweaking crates.io crate cmux 0.2.1
[INFO] tweaked toml for crates.io crate cmux 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cmux 0.2.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cmux 0.2.1 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0060c5c2a72b702540dfd78020e88a0dc749348dc4dbdf6519c589c34ad67658
[INFO] running `Command { std: "docker" "start" "-a" "0060c5c2a72b702540dfd78020e88a0dc749348dc4dbdf6519c589c34ad67658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0060c5c2a72b702540dfd78020e88a0dc749348dc4dbdf6519c589c34ad67658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0060c5c2a72b702540dfd78020e88a0dc749348dc4dbdf6519c589c34ad67658", kill_on_drop: false }`
[INFO] [stdout] 0060c5c2a72b702540dfd78020e88a0dc749348dc4dbdf6519c589c34ad67658
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4055948148eefaf0d2695469b8aeb86c515f104434eb494ba1eab3d5abcce11f
[INFO] running `Command { std: "docker" "start" "-a" "4055948148eefaf0d2695469b8aeb86c515f104434eb494ba1eab3d5abcce11f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling colorchoice v1.0.1
[INFO] [stderr]    Compiling anstyle v1.0.7
[INFO] [stderr]    Compiling anstyle-query v1.1.0
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling clap_lex v0.7.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.4
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling clap_builder v4.5.9
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]    Compiling clap_derive v4.5.8
[INFO] [stderr]    Compiling bitfield-struct v0.8.0
[INFO] [stderr]    Compiling clap v4.5.9
[INFO] [stderr]    Compiling cmux v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.84s
[INFO] running `Command { std: "docker" "inspect" "4055948148eefaf0d2695469b8aeb86c515f104434eb494ba1eab3d5abcce11f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4055948148eefaf0d2695469b8aeb86c515f104434eb494ba1eab3d5abcce11f", kill_on_drop: false }`
[INFO] [stdout] 4055948148eefaf0d2695469b8aeb86c515f104434eb494ba1eab3d5abcce11f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93811068af83888317ad4b5b3ab8ca75d1db33fa818fce656eddf5a17a9e9df4
[INFO] running `Command { std: "docker" "start" "-a" "93811068af83888317ad4b5b3ab8ca75d1db33fa818fce656eddf5a17a9e9df4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cmux v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "93811068af83888317ad4b5b3ab8ca75d1db33fa818fce656eddf5a17a9e9df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93811068af83888317ad4b5b3ab8ca75d1db33fa818fce656eddf5a17a9e9df4", kill_on_drop: false }`
[INFO] [stdout] 93811068af83888317ad4b5b3ab8ca75d1db33fa818fce656eddf5a17a9e9df4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e341f350fb9a11cf6a7a183d3cfe0d16b0edf9c0090f0488cf95f5c5f98fcc8e
[INFO] running `Command { std: "docker" "start" "-a" "e341f350fb9a11cf6a7a183d3cfe0d16b0edf9c0090f0488cf95f5c5f98fcc8e", 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/debug/deps/cmux-6524514619584bed)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test types::tests::test_packet_from_bytes_very_long ... ok
[INFO] [stdout] test types::tests::test_packet_checksum ... ok
[INFO] [stdout] test types::tests::test_packet_from_bytes ... ok
[INFO] [stdout] test types::tests::test_packet_to_bytes ... ok
[INFO] [stdout] test types::tests::test_packet_builder ... ok
[INFO] [stdout] test types::tests::test_packet_builder_very_long ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cmux-54a33a2d58418154)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_hexbyte_to_bytes ... ok
[INFO] [stdout] test tests::test_generate ... ok
[INFO] [stdout] test tests::test_hexstring_to_bytes ... ok
[INFO] [stdout] test tests::test_parse ... ok
[INFO] [stdout] test tests::test_string_eater ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cmux
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/types.rs - types::Address (line 133) ... ok
[INFO] [stdout] test src/types.rs - types::Control (line 222) ... ok
[INFO] [stdout] test src/types.rs - types::FrameBuilder (line 314) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e341f350fb9a11cf6a7a183d3cfe0d16b0edf9c0090f0488cf95f5c5f98fcc8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e341f350fb9a11cf6a7a183d3cfe0d16b0edf9c0090f0488cf95f5c5f98fcc8e", kill_on_drop: false }`
[INFO] [stdout] e341f350fb9a11cf6a7a183d3cfe0d16b0edf9c0090f0488cf95f5c5f98fcc8e