[INFO] cloning repository https://github.com/vblanes/rust_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/vblanes/rust_sudoku_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvblanes%2Frust_sudoku_solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvblanes%2Frust_sudoku_solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72fef14ffd3b2aedbb290b76c6234938fb8e093e
[INFO] testing vblanes/rust_sudoku_solver against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvblanes%2Frust_sudoku_solver" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vblanes/rust_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/vblanes/rust_sudoku_solver
[INFO] finished tweaking git repo https://github.com/vblanes/rust_sudoku_solver
[INFO] tweaked toml for git repo https://github.com/vblanes/rust_sudoku_solver written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/vblanes/rust_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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] dedb9cee1c1a9002eb9b14646f6e58c49c408e2921f2c504b29fb559505e55e9
[INFO] running `Command { std: "docker" "start" "-a" "dedb9cee1c1a9002eb9b14646f6e58c49c408e2921f2c504b29fb559505e55e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dedb9cee1c1a9002eb9b14646f6e58c49c408e2921f2c504b29fb559505e55e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dedb9cee1c1a9002eb9b14646f6e58c49c408e2921f2c504b29fb559505e55e9", kill_on_drop: false }`
[INFO] [stdout] dedb9cee1c1a9002eb9b14646f6e58c49c408e2921f2c504b29fb559505e55e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 60605c8542358e240cb5b9466f030e0084a5bbb373230dbea08f41a90c70364a
[INFO] running `Command { std: "docker" "start" "-a" "60605c8542358e240cb5b9466f030e0084a5bbb373230dbea08f41a90c70364a", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudokusolver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "60605c8542358e240cb5b9466f030e0084a5bbb373230dbea08f41a90c70364a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60605c8542358e240cb5b9466f030e0084a5bbb373230dbea08f41a90c70364a", kill_on_drop: false }`
[INFO] [stdout] 60605c8542358e240cb5b9466f030e0084a5bbb373230dbea08f41a90c70364a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] eaabce5e896ab8e3643f5612bcc978419c2c1c6ad1dba8b64731594c472bae25
[INFO] running `Command { std: "docker" "start" "-a" "eaabce5e896ab8e3643f5612bcc978419c2c1c6ad1dba8b64731594c472bae25", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudokusolver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "eaabce5e896ab8e3643f5612bcc978419c2c1c6ad1dba8b64731594c472bae25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaabce5e896ab8e3643f5612bcc978419c2c1c6ad1dba8b64731594c472bae25", kill_on_drop: false }`
[INFO] [stdout] eaabce5e896ab8e3643f5612bcc978419c2c1c6ad1dba8b64731594c472bae25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 68996249ffe6080834d314645536a39c071ce0c3e71ec8927b2e92ffba83d402
[INFO] running `Command { std: "docker" "start" "-a" "68996249ffe6080834d314645536a39c071ce0c3e71ec8927b2e92ffba83d402", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudokusolver-fd8ab523f0546833)
[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" "68996249ffe6080834d314645536a39c071ce0c3e71ec8927b2e92ffba83d402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68996249ffe6080834d314645536a39c071ce0c3e71ec8927b2e92ffba83d402", kill_on_drop: false }`
[INFO] [stdout] 68996249ffe6080834d314645536a39c071ce0c3e71ec8927b2e92ffba83d402