[INFO] cloning repository https://github.com/Kiraub/cli_sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kiraub/cli_sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKiraub%2Fcli_sudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKiraub%2Fcli_sudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a74b27ca070a6ec7f0be06b295281ed48afb243c
[INFO] checking Kiraub/cli_sudoku against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKiraub%2Fcli_sudoku" "/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/Kiraub/cli_sudoku on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kiraub/cli_sudoku
[INFO] finished tweaking git repo https://github.com/Kiraub/cli_sudoku
[INFO] tweaked toml for git repo https://github.com/Kiraub/cli_sudoku written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Kiraub/cli_sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9c9185da70de2d72647723e53b0aaf82179f7dd8707d5b1d9b5176e8c091043
[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" "b9c9185da70de2d72647723e53b0aaf82179f7dd8707d5b1d9b5176e8c091043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9c9185da70de2d72647723e53b0aaf82179f7dd8707d5b1d9b5176e8c091043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9c9185da70de2d72647723e53b0aaf82179f7dd8707d5b1d9b5176e8c091043", kill_on_drop: false }`
[INFO] [stdout] b9c9185da70de2d72647723e53b0aaf82179f7dd8707d5b1d9b5176e8c091043
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a9edb57cda9d0584d2125f408b3fbe07257b281c9360b037ef4949b5823aeb5
[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" "2a9edb57cda9d0584d2125f408b3fbe07257b281c9360b037ef4949b5823aeb5", kill_on_drop: false }`
[INFO] [stderr]     Checking cli_sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "2a9edb57cda9d0584d2125f408b3fbe07257b281c9360b037ef4949b5823aeb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9edb57cda9d0584d2125f408b3fbe07257b281c9360b037ef4949b5823aeb5", kill_on_drop: false }`
[INFO] [stdout] 2a9edb57cda9d0584d2125f408b3fbe07257b281c9360b037ef4949b5823aeb5