[INFO] fetching crate rsocket_rust_transport_tcp 0.7.4...
[INFO] testing rsocket_rust_transport_tcp-0.7.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rsocket_rust_transport_tcp 0.7.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rsocket_rust_transport_tcp 0.7.4
[INFO] finished tweaking crates.io crate rsocket_rust_transport_tcp 0.7.4
[INFO] tweaked toml for crates.io crate rsocket_rust_transport_tcp 0.7.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsocket_rust_transport_tcp 0.7.4 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 108 packages to latest compatible versions
[INFO] [stderr]       Adding tokio-util v0.6.10 (available: v0.7.18)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8681d4b464e9b00431ad9bd5de83e5cd5ef8bbb6f96bfb546f0466098514748e
[INFO] running `Command { std: "docker" "start" "-a" "8681d4b464e9b00431ad9bd5de83e5cd5ef8bbb6f96bfb546f0466098514748e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8681d4b464e9b00431ad9bd5de83e5cd5ef8bbb6f96bfb546f0466098514748e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8681d4b464e9b00431ad9bd5de83e5cd5ef8bbb6f96bfb546f0466098514748e", kill_on_drop: false }`
[INFO] [stdout] 8681d4b464e9b00431ad9bd5de83e5cd5ef8bbb6f96bfb546f0466098514748e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f986549251009c9b4bc0a7b90a2a2bed6174e9e6c1d61eed2c3093c331d1c83c
[INFO] running `Command { std: "docker" "start" "-a" "f986549251009c9b4bc0a7b90a2a2bed6174e9e6c1d61eed2c3093c331d1c83c", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-util v0.6.10
[INFO] [stderr]    Compiling tokio-stream v0.1.18
[INFO] [stderr]    Compiling rsocket_rust v0.7.5
[INFO] [stderr]    Compiling rsocket_rust_transport_tcp v0.7.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.32s
[INFO] running `Command { std: "docker" "inspect" "f986549251009c9b4bc0a7b90a2a2bed6174e9e6c1d61eed2c3093c331d1c83c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f986549251009c9b4bc0a7b90a2a2bed6174e9e6c1d61eed2c3093c331d1c83c", kill_on_drop: false }`
[INFO] [stdout] f986549251009c9b4bc0a7b90a2a2bed6174e9e6c1d61eed2c3093c331d1c83c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ad6177c808edc332fb81f1c801a9d6a3c235fa1a87817f933ccea73652f48ebc
[INFO] running `Command { std: "docker" "start" "-a" "ad6177c808edc332fb81f1c801a9d6a3c235fa1a87817f933ccea73652f48ebc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsocket_rust_transport_tcp v0.7.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "ad6177c808edc332fb81f1c801a9d6a3c235fa1a87817f933ccea73652f48ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6177c808edc332fb81f1c801a9d6a3c235fa1a87817f933ccea73652f48ebc", kill_on_drop: false }`
[INFO] [stdout] ad6177c808edc332fb81f1c801a9d6a3c235fa1a87817f933ccea73652f48ebc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6918bba6895f9617cf4f59acff0ba3200b08993d06fe324c16a2ac35b1193e07
[INFO] running `Command { std: "docker" "start" "-a" "6918bba6895f9617cf4f59acff0ba3200b08993d06fe324c16a2ac35b1193e07", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rsocket_rust_transport_tcp-d5f4b8d489219743)
[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] [stderr]    Doc-tests rsocket_rust_transport_tcp
[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" "6918bba6895f9617cf4f59acff0ba3200b08993d06fe324c16a2ac35b1193e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6918bba6895f9617cf4f59acff0ba3200b08993d06fe324c16a2ac35b1193e07", kill_on_drop: false }`
[INFO] [stdout] 6918bba6895f9617cf4f59acff0ba3200b08993d06fe324c16a2ac35b1193e07
