[INFO] fetching crate hosts 0.0.0-alpha.0...
[INFO] testing hosts-0.0.0-alpha.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate hosts 0.0.0-alpha.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate hosts 0.0.0-alpha.0
[INFO] finished tweaking crates.io crate hosts 0.0.0-alpha.0
[INFO] tweaked toml for crates.io crate hosts 0.0.0-alpha.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hosts 0.0.0-alpha.0 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] 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b1ef69f33e1b8176a245c7fdc4f8275cdb2bdfcd1e7763286f6117a0f4fcbaa6
[INFO] running `Command { std: "docker" "start" "-a" "b1ef69f33e1b8176a245c7fdc4f8275cdb2bdfcd1e7763286f6117a0f4fcbaa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1ef69f33e1b8176a245c7fdc4f8275cdb2bdfcd1e7763286f6117a0f4fcbaa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ef69f33e1b8176a245c7fdc4f8275cdb2bdfcd1e7763286f6117a0f4fcbaa6", kill_on_drop: false }`
[INFO] [stdout] b1ef69f33e1b8176a245c7fdc4f8275cdb2bdfcd1e7763286f6117a0f4fcbaa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 230addad381f5d819628141a5c3192081865027723999e597007cd3fad717e01
[INFO] running `Command { std: "docker" "start" "-a" "230addad381f5d819628141a5c3192081865027723999e597007cd3fad717e01", kill_on_drop: false }`
[INFO] [stderr]    Compiling hosts v0.0.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "230addad381f5d819628141a5c3192081865027723999e597007cd3fad717e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "230addad381f5d819628141a5c3192081865027723999e597007cd3fad717e01", kill_on_drop: false }`
[INFO] [stdout] 230addad381f5d819628141a5c3192081865027723999e597007cd3fad717e01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] dc73c7f951c52726253a1fa4bc9a77926e8158f36758df7086b276cf3f9403db
[INFO] running `Command { std: "docker" "start" "-a" "dc73c7f951c52726253a1fa4bc9a77926e8158f36758df7086b276cf3f9403db", kill_on_drop: false }`
[INFO] [stderr]    Compiling hosts v0.0.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "dc73c7f951c52726253a1fa4bc9a77926e8158f36758df7086b276cf3f9403db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc73c7f951c52726253a1fa4bc9a77926e8158f36758df7086b276cf3f9403db", kill_on_drop: false }`
[INFO] [stdout] dc73c7f951c52726253a1fa4bc9a77926e8158f36758df7086b276cf3f9403db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2b9faf162d3d1012160ace750a926276599b78e494d7497cb767066c35d4f1d4
[INFO] running `Command { std: "docker" "start" "-a" "2b9faf162d3d1012160ace750a926276599b78e494d7497cb767066c35d4f1d4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hosts-c7dbff31c001aa46)
[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" "2b9faf162d3d1012160ace750a926276599b78e494d7497cb767066c35d4f1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b9faf162d3d1012160ace750a926276599b78e494d7497cb767066c35d4f1d4", kill_on_drop: false }`
[INFO] [stdout] 2b9faf162d3d1012160ace750a926276599b78e494d7497cb767066c35d4f1d4