[INFO] cloning repository https://github.com/drew-wallace/sudoku-solver-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drew-wallace/sudoku-solver-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrew-wallace%2Fsudoku-solver-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrew-wallace%2Fsudoku-solver-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e34672316843f53dd4c955efd5cc2ad71f67c0cc
[INFO] testing drew-wallace/sudoku-solver-rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrew-wallace%2Fsudoku-solver-rust" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/drew-wallace/sudoku-solver-rust on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/drew-wallace/sudoku-solver-rust
[INFO] finished tweaking git repo https://github.com/drew-wallace/sudoku-solver-rust
[INFO] tweaked toml for git repo https://github.com/drew-wallace/sudoku-solver-rust written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/drew-wallace/sudoku-solver-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8efd4618a9a412ba7aa4516ae65d13b5b90968c536d75fd3172c1c656727b24c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8efd4618a9a412ba7aa4516ae65d13b5b90968c536d75fd3172c1c656727b24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8efd4618a9a412ba7aa4516ae65d13b5b90968c536d75fd3172c1c656727b24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8efd4618a9a412ba7aa4516ae65d13b5b90968c536d75fd3172c1c656727b24c", kill_on_drop: false }`
[INFO] [stdout] 8efd4618a9a412ba7aa4516ae65d13b5b90968c536d75fd3172c1c656727b24c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2ae6eb9bc86b921d75a849dff340fe2e24a72ac58a538ddba6738e73733c493
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f2ae6eb9bc86b921d75a849dff340fe2e24a72ac58a538ddba6738e73733c493", kill_on_drop: false }`
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling sudoku-solver-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "f2ae6eb9bc86b921d75a849dff340fe2e24a72ac58a538ddba6738e73733c493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ae6eb9bc86b921d75a849dff340fe2e24a72ac58a538ddba6738e73733c493", kill_on_drop: false }`
[INFO] [stdout] f2ae6eb9bc86b921d75a849dff340fe2e24a72ac58a538ddba6738e73733c493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1d44804425d2a3d43b76deb5d906add7eab0008ce432d6c0dafc401b91dd1d9d
[INFO] running `Command { std: "docker" "start" "-a" "1d44804425d2a3d43b76deb5d906add7eab0008ce432d6c0dafc401b91dd1d9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-solver-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "1d44804425d2a3d43b76deb5d906add7eab0008ce432d6c0dafc401b91dd1d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d44804425d2a3d43b76deb5d906add7eab0008ce432d6c0dafc401b91dd1d9d", kill_on_drop: false }`
[INFO] [stdout] 1d44804425d2a3d43b76deb5d906add7eab0008ce432d6c0dafc401b91dd1d9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c48cd54dc67dd5970b54172a6b763ccd42cde9d3034ca3cb9946c3d5f213503e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c48cd54dc67dd5970b54172a6b763ccd42cde9d3034ca3cb9946c3d5f213503e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku_puzzle-aeacc01c467374ac
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku_puzzle-930e23c80fd6d4da
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sudoku_puzzle
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c48cd54dc67dd5970b54172a6b763ccd42cde9d3034ca3cb9946c3d5f213503e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48cd54dc67dd5970b54172a6b763ccd42cde9d3034ca3cb9946c3d5f213503e", kill_on_drop: false }`
[INFO] [stdout] c48cd54dc67dd5970b54172a6b763ccd42cde9d3034ca3cb9946c3d5f213503e