[INFO] cloning repository https://github.com/Mikastiv/Rusty-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/Mikastiv/Rusty-Sudoku-Solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikastiv%2FRusty-Sudoku-Solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikastiv%2FRusty-Sudoku-Solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c725783932213d6ef585f126e17358ef0b1b93b
[INFO] testing Mikastiv/Rusty-Sudoku-Solver against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMikastiv%2FRusty-Sudoku-Solver" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mikastiv/Rusty-Sudoku-Solver on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mikastiv/Rusty-Sudoku-Solver
[INFO] finished tweaking git repo https://github.com/Mikastiv/Rusty-Sudoku-Solver
[INFO] tweaked toml for git repo https://github.com/Mikastiv/Rusty-Sudoku-Solver written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Mikastiv/Rusty-Sudoku-Solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cc35b2312b7d3cb71213074de4252580ad4c866d3a00b7ec8496acdeca7182b
[INFO] running `Command { std: "docker" "start" "-a" "3cc35b2312b7d3cb71213074de4252580ad4c866d3a00b7ec8496acdeca7182b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cc35b2312b7d3cb71213074de4252580ad4c866d3a00b7ec8496acdeca7182b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cc35b2312b7d3cb71213074de4252580ad4c866d3a00b7ec8496acdeca7182b", kill_on_drop: false }`
[INFO] [stdout] 3cc35b2312b7d3cb71213074de4252580ad4c866d3a00b7ec8496acdeca7182b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d46046059241b60cabafefbc0c04e3f106c424002f3f08347e21aa0632771dfa
[INFO] running `Command { std: "docker" "start" "-a" "d46046059241b60cabafefbc0c04e3f106c424002f3f08347e21aa0632771dfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "d46046059241b60cabafefbc0c04e3f106c424002f3f08347e21aa0632771dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d46046059241b60cabafefbc0c04e3f106c424002f3f08347e21aa0632771dfa", kill_on_drop: false }`
[INFO] [stdout] d46046059241b60cabafefbc0c04e3f106c424002f3f08347e21aa0632771dfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5155f858246b9788fe6434a738be1c25af90fabb4861bbbcdbf837ba82878ece
[INFO] running `Command { std: "docker" "start" "-a" "5155f858246b9788fe6434a738be1c25af90fabb4861bbbcdbf837ba82878ece", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "5155f858246b9788fe6434a738be1c25af90fabb4861bbbcdbf837ba82878ece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5155f858246b9788fe6434a738be1c25af90fabb4861bbbcdbf837ba82878ece", kill_on_drop: false }`
[INFO] [stdout] 5155f858246b9788fe6434a738be1c25af90fabb4861bbbcdbf837ba82878ece
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b9c216fcc0631785c422a65eabb5a73623e0154405e4b76710a4970a27dcf30e
[INFO] running `Command { std: "docker" "start" "-a" "b9c216fcc0631785c422a65eabb5a73623e0154405e4b76710a4970a27dcf30e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-b7b0529aa6f16016)
[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" "b9c216fcc0631785c422a65eabb5a73623e0154405e4b76710a4970a27dcf30e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9c216fcc0631785c422a65eabb5a73623e0154405e4b76710a4970a27dcf30e", kill_on_drop: false }`
[INFO] [stdout] b9c216fcc0631785c422a65eabb5a73623e0154405e4b76710a4970a27dcf30e