[INFO] fetching crate unique_port 0.2.1...
[INFO] testing unique_port-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate unique_port 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate unique_port 0.2.1
[INFO] finished tweaking crates.io crate unique_port 0.2.1
[INFO] tweaked toml for crates.io crate unique_port 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unique_port 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[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] bc00489f9875012318e6736cd7ba16e18d71c8d80a2da700813fb9a9bd79edb6
[INFO] running `Command { std: "docker" "start" "-a" "bc00489f9875012318e6736cd7ba16e18d71c8d80a2da700813fb9a9bd79edb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc00489f9875012318e6736cd7ba16e18d71c8d80a2da700813fb9a9bd79edb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc00489f9875012318e6736cd7ba16e18d71c8d80a2da700813fb9a9bd79edb6", kill_on_drop: false }`
[INFO] [stdout] bc00489f9875012318e6736cd7ba16e18d71c8d80a2da700813fb9a9bd79edb6
[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] 490d51f7a9a949a22703e3ee82cd4c054fe0d16caeb5642d3ca353c3cf039c8a
[INFO] running `Command { std: "docker" "start" "-a" "490d51f7a9a949a22703e3ee82cd4c054fe0d16caeb5642d3ca353c3cf039c8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unique_port v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "490d51f7a9a949a22703e3ee82cd4c054fe0d16caeb5642d3ca353c3cf039c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "490d51f7a9a949a22703e3ee82cd4c054fe0d16caeb5642d3ca353c3cf039c8a", kill_on_drop: false }`
[INFO] [stdout] 490d51f7a9a949a22703e3ee82cd4c054fe0d16caeb5642d3ca353c3cf039c8a
[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] 37c2e7c8be0cc0c834750854bdcdc21889b6873f8cdeb3970330faeb31c863eb
[INFO] running `Command { std: "docker" "start" "-a" "37c2e7c8be0cc0c834750854bdcdc21889b6873f8cdeb3970330faeb31c863eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling unique_port v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "37c2e7c8be0cc0c834750854bdcdc21889b6873f8cdeb3970330faeb31c863eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37c2e7c8be0cc0c834750854bdcdc21889b6873f8cdeb3970330faeb31c863eb", kill_on_drop: false }`
[INFO] [stdout] 37c2e7c8be0cc0c834750854bdcdc21889b6873f8cdeb3970330faeb31c863eb
[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] 59a72a91eaf8bb1c822564d14f1dab27f56ebc41b6e28fd64b59eb296f959bb4
[INFO] running `Command { std: "docker" "start" "-a" "59a72a91eaf8bb1c822564d14f1dab27f56ebc41b6e28fd64b59eb296f959bb4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unique_port-1ac516b17843b350)
[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 unique_port
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - get_unique_free_port (line 66) ... ok
[INFO] [stdout] test src/lib.rs - set_port_index (line 40) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59a72a91eaf8bb1c822564d14f1dab27f56ebc41b6e28fd64b59eb296f959bb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59a72a91eaf8bb1c822564d14f1dab27f56ebc41b6e28fd64b59eb296f959bb4", kill_on_drop: false }`
[INFO] [stdout] 59a72a91eaf8bb1c822564d14f1dab27f56ebc41b6e28fd64b59eb296f959bb4