[INFO] fetching crate po-transport 0.1.0...
[INFO] testing po-transport-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate po-transport 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate po-transport 0.1.0
[INFO] finished tweaking crates.io crate po-transport 0.1.0
[INFO] tweaked toml for crates.io crate po-transport 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate po-transport 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate po-transport 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-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b16713b7c17d202f3555346de3ec3327d3c8daaaf1bff8db779771df1b85a05d
[INFO] running `Command { std: "docker" "start" "-a" "b16713b7c17d202f3555346de3ec3327d3c8daaaf1bff8db779771df1b85a05d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b16713b7c17d202f3555346de3ec3327d3c8daaaf1bff8db779771df1b85a05d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b16713b7c17d202f3555346de3ec3327d3c8daaaf1bff8db779771df1b85a05d", kill_on_drop: false }`
[INFO] [stdout] b16713b7c17d202f3555346de3ec3327d3c8daaaf1bff8db779771df1b85a05d
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c818d28e5672ff95b5ed39701df5101b5bc90cd8165e8f6b597da6af2025588
[INFO] running `Command { std: "docker" "start" "-a" "3c818d28e5672ff95b5ed39701df5101b5bc90cd8165e8f6b597da6af2025588", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling quinn-udp v0.5.14
[INFO] [stderr]    Compiling rustls-native-certs v0.8.3
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling quinn v0.11.9
[INFO] [stderr]    Compiling rustc-hash v2.1.2
[INFO] [stderr]    Compiling lru-slab v0.1.2
[INFO] [stderr]    Compiling pem v3.0.6
[INFO] [stderr]    Compiling po-wire v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling yasna v0.5.2
[INFO] [stderr]    Compiling fastbloom v0.14.1
[INFO] [stderr]    Compiling rustls-webpki v0.103.10
[INFO] [stderr]    Compiling rcgen v0.13.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling tokio v1.51.0
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling rustls-platform-verifier v0.6.2
[INFO] [stderr]    Compiling quinn-proto v0.11.14
[INFO] [stderr]    Compiling po-transport v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.94s
[INFO] running `Command { std: "docker" "inspect" "3c818d28e5672ff95b5ed39701df5101b5bc90cd8165e8f6b597da6af2025588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c818d28e5672ff95b5ed39701df5101b5bc90cd8165e8f6b597da6af2025588", kill_on_drop: false }`
[INFO] [stdout] 3c818d28e5672ff95b5ed39701df5101b5bc90cd8165e8f6b597da6af2025588
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fc4bf675a54ec6e7938a6630846e72c0b5c38fbd68d47d0d07aa80ab12a81a4
[INFO] running `Command { std: "docker" "start" "-a" "3fc4bf675a54ec6e7938a6630846e72c0b5c38fbd68d47d0d07aa80ab12a81a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling po-transport v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "3fc4bf675a54ec6e7938a6630846e72c0b5c38fbd68d47d0d07aa80ab12a81a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fc4bf675a54ec6e7938a6630846e72c0b5c38fbd68d47d0d07aa80ab12a81a4", kill_on_drop: false }`
[INFO] [stdout] 3fc4bf675a54ec6e7938a6630846e72c0b5c38fbd68d47d0d07aa80ab12a81a4
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b93924d58729c68267249737320461adc6b335491dc1a24abd81a43cb879c51
[INFO] running `Command { std: "docker" "start" "-a" "7b93924d58729c68267249737320461adc6b335491dc1a24abd81a43cb879c51", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/po_transport-bc4a73ff5e743091)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test memory::tests::bidirectional_communication ... ok
[INFO] [stdout] test memory::tests::partial_reads ... ok
[INFO] [stdout] test memory::tests::connection_closed_on_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests po_transport
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b93924d58729c68267249737320461adc6b335491dc1a24abd81a43cb879c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b93924d58729c68267249737320461adc6b335491dc1a24abd81a43cb879c51", kill_on_drop: false }`
[INFO] [stdout] 7b93924d58729c68267249737320461adc6b335491dc1a24abd81a43cb879c51
