[INFO] cloning repository https://github.com/peppermilldetective/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/peppermilldetective/sudoku-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeppermilldetective%2Fsudoku-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeppermilldetective%2Fsudoku-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba293b42911c0c5c148b165d25e4085b6b3c6e3a
[INFO] testing peppermilldetective/sudoku-solver against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeppermilldetective%2Fsudoku-solver" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peppermilldetective/sudoku-solver on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/peppermilldetective/sudoku-solver
[INFO] finished tweaking git repo https://github.com/peppermilldetective/sudoku-solver
[INFO] tweaked toml for git repo https://github.com/peppermilldetective/sudoku-solver written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/peppermilldetective/sudoku-solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98c9f8128226476d38571d4afda1a436764d671d1abbf2203109d180a4b9a5c5
[INFO] running `Command { std: "docker" "start" "-a" "98c9f8128226476d38571d4afda1a436764d671d1abbf2203109d180a4b9a5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98c9f8128226476d38571d4afda1a436764d671d1abbf2203109d180a4b9a5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98c9f8128226476d38571d4afda1a436764d671d1abbf2203109d180a4b9a5c5", kill_on_drop: false }`
[INFO] [stdout] 98c9f8128226476d38571d4afda1a436764d671d1abbf2203109d180a4b9a5c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0857af2c7e66ab63cd2e474e9a6ca9f321e3ce184fb9b6c1c5169e06bd84c415
[INFO] running `Command { std: "docker" "start" "-a" "0857af2c7e66ab63cd2e474e9a6ca9f321e3ce184fb9b6c1c5169e06bd84c415", 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 3.53s
[INFO] running `Command { std: "docker" "inspect" "0857af2c7e66ab63cd2e474e9a6ca9f321e3ce184fb9b6c1c5169e06bd84c415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0857af2c7e66ab63cd2e474e9a6ca9f321e3ce184fb9b6c1c5169e06bd84c415", kill_on_drop: false }`
[INFO] [stdout] 0857af2c7e66ab63cd2e474e9a6ca9f321e3ce184fb9b6c1c5169e06bd84c415
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd3ec5ce45fe1c8fadd46d3395064926e86850bf6ec981a5ae649c94cfdb5293
[INFO] running `Command { std: "docker" "start" "-a" "cd3ec5ce45fe1c8fadd46d3395064926e86850bf6ec981a5ae649c94cfdb5293", 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 test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku_solver-b6dde459b8364844)
[INFO] running `Command { std: "docker" "inspect" "cd3ec5ce45fe1c8fadd46d3395064926e86850bf6ec981a5ae649c94cfdb5293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd3ec5ce45fe1c8fadd46d3395064926e86850bf6ec981a5ae649c94cfdb5293", kill_on_drop: false }`
[INFO] [stdout] cd3ec5ce45fe1c8fadd46d3395064926e86850bf6ec981a5ae649c94cfdb5293
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2985959b082b53bc341df76418c3baca9ecbab04b5e9a905af39fcab91a3324c
[INFO] running `Command { std: "docker" "start" "-a" "2985959b082b53bc341df76418c3baca9ecbab04b5e9a905af39fcab91a3324c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku_solver-b6dde459b8364844)
[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" "2985959b082b53bc341df76418c3baca9ecbab04b5e9a905af39fcab91a3324c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2985959b082b53bc341df76418c3baca9ecbab04b5e9a905af39fcab91a3324c", kill_on_drop: false }`
[INFO] [stdout] 2985959b082b53bc341df76418c3baca9ecbab04b5e9a905af39fcab91a3324c