[INFO] fetching crate excov 1.0.1...
[INFO] testing excov-1.0.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate excov 1.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate excov 1.0.1
[INFO] finished tweaking crates.io crate excov 1.0.1
[INFO] tweaked toml for crates.io crate excov 1.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate excov 1.0.1 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] crate crates.io crate excov 1.0.1 already has a lockfile, it will not be regenerated
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5d6c259997baa0894e0a6944ef754499c34e3848f8e0b60046908e5208bb817b
[INFO] running `Command { std: "docker" "start" "-a" "5d6c259997baa0894e0a6944ef754499c34e3848f8e0b60046908e5208bb817b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d6c259997baa0894e0a6944ef754499c34e3848f8e0b60046908e5208bb817b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d6c259997baa0894e0a6944ef754499c34e3848f8e0b60046908e5208bb817b", kill_on_drop: false }`
[INFO] [stdout] 5d6c259997baa0894e0a6944ef754499c34e3848f8e0b60046908e5208bb817b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ae8754992439c8eb227898c6dca2118dcdf22ea19e54e4f49460d814c1d07c68
[INFO] running `Command { std: "docker" "start" "-a" "ae8754992439c8eb227898c6dca2118dcdf22ea19e54e4f49460d814c1d07c68", kill_on_drop: false }`
[INFO] [stderr]    Compiling excov v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "ae8754992439c8eb227898c6dca2118dcdf22ea19e54e4f49460d814c1d07c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae8754992439c8eb227898c6dca2118dcdf22ea19e54e4f49460d814c1d07c68", kill_on_drop: false }`
[INFO] [stdout] ae8754992439c8eb227898c6dca2118dcdf22ea19e54e4f49460d814c1d07c68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6055d61f69c581b17635325fc0c575adfc6ae00cf818cc93e636268f44477b33
[INFO] running `Command { std: "docker" "start" "-a" "6055d61f69c581b17635325fc0c575adfc6ae00cf818cc93e636268f44477b33", kill_on_drop: false }`
[INFO] [stderr]    Compiling excov v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "6055d61f69c581b17635325fc0c575adfc6ae00cf818cc93e636268f44477b33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6055d61f69c581b17635325fc0c575adfc6ae00cf818cc93e636268f44477b33", kill_on_drop: false }`
[INFO] [stdout] 6055d61f69c581b17635325fc0c575adfc6ae00cf818cc93e636268f44477b33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d0d279c47ee3c5837c35ebf0b79108a03062d825f2f3a47c8c16774bf6c2f853
[INFO] running `Command { std: "docker" "start" "-a" "d0d279c47ee3c5837c35ebf0b79108a03062d825f2f3a47c8c16774bf6c2f853", 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/excov-e307c19ee5752237)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::simple ... ok
[INFO] [stderr]    Doc-tests excov
[INFO] [stdout] test tests::sudoku ... ok
[INFO] [stdout] test tests::eight_queens ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 78) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d0d279c47ee3c5837c35ebf0b79108a03062d825f2f3a47c8c16774bf6c2f853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0d279c47ee3c5837c35ebf0b79108a03062d825f2f3a47c8c16774bf6c2f853", kill_on_drop: false }`
[INFO] [stdout] d0d279c47ee3c5837c35ebf0b79108a03062d825f2f3a47c8c16774bf6c2f853