[INFO] cloning repository https://github.com/cookiecavekeeper/sudoku-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cookiecavekeeper/sudoku-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcookiecavekeeper%2Fsudoku-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcookiecavekeeper%2Fsudoku-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4267d2015b8e5c8686c991ad7c1993e4d72f518
[INFO] testing cookiecavekeeper/sudoku-solver against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcookiecavekeeper%2Fsudoku-solver" "/workspace/builds/worker-86/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-86/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cookiecavekeeper/sudoku-solver on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cookiecavekeeper/sudoku-solver
[INFO] finished tweaking git repo https://github.com/cookiecavekeeper/sudoku-solver
[INFO] tweaked toml for git repo https://github.com/cookiecavekeeper/sudoku-solver written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] crate git repo https://github.com/cookiecavekeeper/sudoku-solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15d1957b12139a274ce9ad71e1854799fb0d462f980b8cfb46c9647949e58768
[INFO] running `Command { std: "docker" "start" "-a" "15d1957b12139a274ce9ad71e1854799fb0d462f980b8cfb46c9647949e58768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15d1957b12139a274ce9ad71e1854799fb0d462f980b8cfb46c9647949e58768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d1957b12139a274ce9ad71e1854799fb0d462f980b8cfb46c9647949e58768", kill_on_drop: false }`
[INFO] [stdout] 15d1957b12139a274ce9ad71e1854799fb0d462f980b8cfb46c9647949e58768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5929270c612d38dd5d688d5d2de27d4593df8f48dcf4cf451585e3acc757160e
[INFO] running `Command { std: "docker" "start" "-a" "5929270c612d38dd5d688d5d2de27d4593df8f48dcf4cf451585e3acc757160e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.68s
[INFO] running `Command { std: "docker" "inspect" "5929270c612d38dd5d688d5d2de27d4593df8f48dcf4cf451585e3acc757160e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5929270c612d38dd5d688d5d2de27d4593df8f48dcf4cf451585e3acc757160e", kill_on_drop: false }`
[INFO] [stdout] 5929270c612d38dd5d688d5d2de27d4593df8f48dcf4cf451585e3acc757160e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6547f3f9fb60fc7513ef5364fa1b772e277c36e8d8b0ec8f5e468ee516c58b7
[INFO] running `Command { std: "docker" "start" "-a" "b6547f3f9fb60fc7513ef5364fa1b772e277c36e8d8b0ec8f5e468ee516c58b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "b6547f3f9fb60fc7513ef5364fa1b772e277c36e8d8b0ec8f5e468ee516c58b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6547f3f9fb60fc7513ef5364fa1b772e277c36e8d8b0ec8f5e468ee516c58b7", kill_on_drop: false }`
[INFO] [stdout] b6547f3f9fb60fc7513ef5364fa1b772e277c36e8d8b0ec8f5e468ee516c58b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93afd340bebe5d2582c497123c556a28d99ea2134099f0d8d71258604bfd1afa
[INFO] running `Command { std: "docker" "start" "-a" "93afd340bebe5d2582c497123c556a28d99ea2134099f0d8d71258604bfd1afa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.88s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku_solver-51b42b97feea115f)
[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" "93afd340bebe5d2582c497123c556a28d99ea2134099f0d8d71258604bfd1afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93afd340bebe5d2582c497123c556a28d99ea2134099f0d8d71258604bfd1afa", kill_on_drop: false }`
[INFO] [stdout] 93afd340bebe5d2582c497123c556a28d99ea2134099f0d8d71258604bfd1afa