[INFO] fetching crate tcp-stream-echo 0.1.0...
[INFO] testing tcp-stream-echo-0.1.0 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate tcp-stream-echo 0.1.0 into /workspace/builds/worker-5-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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tcp-stream-echo 0.1.0 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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-2026-01-20" "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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfef970970a8c72f4efe74699f42df7778b0763ce45d5cfcd7a87f032fc0ad3e
[INFO] running `Command { std: "docker" "start" "-a" "bfef970970a8c72f4efe74699f42df7778b0763ce45d5cfcd7a87f032fc0ad3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfef970970a8c72f4efe74699f42df7778b0763ce45d5cfcd7a87f032fc0ad3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfef970970a8c72f4efe74699f42df7778b0763ce45d5cfcd7a87f032fc0ad3e", kill_on_drop: false }`
[INFO] [stdout] bfef970970a8c72f4efe74699f42df7778b0763ce45d5cfcd7a87f032fc0ad3e
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a9ffbf7a34d55cc2c9d8fd855fc2144eb28e0956b63044340bc6424bc4432ef
[INFO] running `Command { std: "docker" "start" "-a" "8a9ffbf7a34d55cc2c9d8fd855fc2144eb28e0956b63044340bc6424bc4432ef", 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 0.20s
[INFO] running `Command { std: "docker" "inspect" "8a9ffbf7a34d55cc2c9d8fd855fc2144eb28e0956b63044340bc6424bc4432ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a9ffbf7a34d55cc2c9d8fd855fc2144eb28e0956b63044340bc6424bc4432ef", kill_on_drop: false }`
[INFO] [stdout] 8a9ffbf7a34d55cc2c9d8fd855fc2144eb28e0956b63044340bc6424bc4432ef
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74f6e5111a55c92f391da7ac903942ccb7818e41b54f6d47fd4f93765cf761ef
[INFO] running `Command { std: "docker" "start" "-a" "74f6e5111a55c92f391da7ac903942ccb7818e41b54f6d47fd4f93765cf761ef", 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 0.59s
[INFO] running `Command { std: "docker" "inspect" "74f6e5111a55c92f391da7ac903942ccb7818e41b54f6d47fd4f93765cf761ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f6e5111a55c92f391da7ac903942ccb7818e41b54f6d47fd4f93765cf761ef", kill_on_drop: false }`
[INFO] [stdout] 74f6e5111a55c92f391da7ac903942ccb7818e41b54f6d47fd4f93765cf761ef
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bd5d13ef47eb38cd39405184628f703c6bbf781fb3afdbeb6b5dcfcecb9ebdfc
[INFO] running `Command { std: "docker" "start" "-a" "bd5d13ef47eb38cd39405184628f703c6bbf781fb3afdbeb6b5dcfcecb9ebdfc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tcp_stream_echo-b6e3dc8a19e74f50)
[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 0.04s
[INFO] [stderr]    Doc-tests tcp_stream_echo
[INFO] [stdout] 
[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" "bd5d13ef47eb38cd39405184628f703c6bbf781fb3afdbeb6b5dcfcecb9ebdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd5d13ef47eb38cd39405184628f703c6bbf781fb3afdbeb6b5dcfcecb9ebdfc", kill_on_drop: false }`
[INFO] [stdout] bd5d13ef47eb38cd39405184628f703c6bbf781fb3afdbeb6b5dcfcecb9ebdfc
