[INFO] fetching crate tcp-stream-echo 0.1.0...
[INFO] testing tcp-stream-echo-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tcp-stream-echo 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate tcp-stream-echo 0.1.0
[INFO] finished tweaking crates.io crate tcp-stream-echo 0.1.0
[INFO] tweaked toml for crates.io crate tcp-stream-echo 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tcp-stream-echo 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] 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] 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0163dc341c4608a7ebac37e269ba2e0be444bc72985869e9e636376f8bef4c4e
[INFO] running `Command { std: "docker" "start" "-a" "0163dc341c4608a7ebac37e269ba2e0be444bc72985869e9e636376f8bef4c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0163dc341c4608a7ebac37e269ba2e0be444bc72985869e9e636376f8bef4c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0163dc341c4608a7ebac37e269ba2e0be444bc72985869e9e636376f8bef4c4e", kill_on_drop: false }`
[INFO] [stdout] 0163dc341c4608a7ebac37e269ba2e0be444bc72985869e9e636376f8bef4c4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] dd5254bc8e07c3231b0d80d828e5af2db5117a766863650f601db7c106b8af7a
[INFO] running `Command { std: "docker" "start" "-a" "dd5254bc8e07c3231b0d80d828e5af2db5117a766863650f601db7c106b8af7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp-stream-echo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "dd5254bc8e07c3231b0d80d828e5af2db5117a766863650f601db7c106b8af7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5254bc8e07c3231b0d80d828e5af2db5117a766863650f601db7c106b8af7a", kill_on_drop: false }`
[INFO] [stdout] dd5254bc8e07c3231b0d80d828e5af2db5117a766863650f601db7c106b8af7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9e9a1b0c661f30ad301710ba5ed5f446f1f53407061f5843a6e784554f847c6c
[INFO] running `Command { std: "docker" "start" "-a" "9e9a1b0c661f30ad301710ba5ed5f446f1f53407061f5843a6e784554f847c6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp-stream-echo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "9e9a1b0c661f30ad301710ba5ed5f446f1f53407061f5843a6e784554f847c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e9a1b0c661f30ad301710ba5ed5f446f1f53407061f5843a6e784554f847c6c", kill_on_drop: false }`
[INFO] [stdout] 9e9a1b0c661f30ad301710ba5ed5f446f1f53407061f5843a6e784554f847c6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ef4dc88e328ab40d05bfe5043c456799d7c66027b34d741d5daca2cd0d7e0e2e
[INFO] running `Command { std: "docker" "start" "-a" "ef4dc88e328ab40d05bfe5043c456799d7c66027b34d741d5daca2cd0d7e0e2e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tcp_stream_echo-c616fb732c8538bf)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::send_receive ... ok
[INFO] [stdout] test tests::send_receive_multiple_chunks ... ok
[INFO] [stdout] test tests::send_receive_multiple_connections ... 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 tcp_stream_echo
[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" "ef4dc88e328ab40d05bfe5043c456799d7c66027b34d741d5daca2cd0d7e0e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4dc88e328ab40d05bfe5043c456799d7c66027b34d741d5daca2cd0d7e0e2e", kill_on_drop: false }`
[INFO] [stdout] ef4dc88e328ab40d05bfe5043c456799d7c66027b34d741d5daca2cd0d7e0e2e
