[INFO] fetching crate grid-cell 0.0.2...
[INFO] testing grid-cell-0.0.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate grid-cell 0.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate grid-cell 0.0.2
[INFO] finished tweaking crates.io crate grid-cell 0.0.2
[INFO] tweaked toml for crates.io crate grid-cell 0.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate grid-cell 0.0.2 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] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d1cd669a86d4aaa80e9df82b0ae41838d6deb97fa13763efe674e3ef442b9e6
[INFO] running `Command { std: "docker" "start" "-a" "7d1cd669a86d4aaa80e9df82b0ae41838d6deb97fa13763efe674e3ef442b9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d1cd669a86d4aaa80e9df82b0ae41838d6deb97fa13763efe674e3ef442b9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d1cd669a86d4aaa80e9df82b0ae41838d6deb97fa13763efe674e3ef442b9e6", kill_on_drop: false }`
[INFO] [stdout] 7d1cd669a86d4aaa80e9df82b0ae41838d6deb97fa13763efe674e3ef442b9e6
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8436ab60c6c5db5eeedc10be6bf4c6500cf422edf17b0b318ab80a01ff2dbe01
[INFO] running `Command { std: "docker" "start" "-a" "8436ab60c6c5db5eeedc10be6bf4c6500cf422edf17b0b318ab80a01ff2dbe01", kill_on_drop: false }`
[INFO] [stderr]    Compiling grid-cell v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "8436ab60c6c5db5eeedc10be6bf4c6500cf422edf17b0b318ab80a01ff2dbe01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8436ab60c6c5db5eeedc10be6bf4c6500cf422edf17b0b318ab80a01ff2dbe01", kill_on_drop: false }`
[INFO] [stdout] 8436ab60c6c5db5eeedc10be6bf4c6500cf422edf17b0b318ab80a01ff2dbe01
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 361dbeecfced614c66889e12984fc7689d67ca925d6a82c0e5d3aa45be881842
[INFO] running `Command { std: "docker" "start" "-a" "361dbeecfced614c66889e12984fc7689d67ca925d6a82c0e5d3aa45be881842", kill_on_drop: false }`
[INFO] [stderr]    Compiling grid-cell v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "361dbeecfced614c66889e12984fc7689d67ca925d6a82c0e5d3aa45be881842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "361dbeecfced614c66889e12984fc7689d67ca925d6a82c0e5d3aa45be881842", kill_on_drop: false }`
[INFO] [stdout] 361dbeecfced614c66889e12984fc7689d67ca925d6a82c0e5d3aa45be881842
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e7bc8ef1cff3d9bfcef7222483e1112de425f6abe56e32e1d625e4e8d1d6fbc
[INFO] running `Command { std: "docker" "start" "-a" "7e7bc8ef1cff3d9bfcef7222483e1112de425f6abe56e32e1d625e4e8d1d6fbc", 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/grid_cell-8698a2ad02014448)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::fourth_cell ... ok
[INFO] [stdout] test tests::first_cell ... ok
[INFO] [stdout] test tests::third_cell ... ok
[INFO] [stdout] test tests::second_cell ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grid_cell
[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" "7e7bc8ef1cff3d9bfcef7222483e1112de425f6abe56e32e1d625e4e8d1d6fbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7bc8ef1cff3d9bfcef7222483e1112de425f6abe56e32e1d625e4e8d1d6fbc", kill_on_drop: false }`
[INFO] [stdout] 7e7bc8ef1cff3d9bfcef7222483e1112de425f6abe56e32e1d625e4e8d1d6fbc