[INFO] cloning repository https://github.com/ilyail3/rust_sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ilyail3/rust_sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2Frust_sudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2Frust_sudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ebc85c787baef49e6aff10bbb6bb9b8baa390d2
[INFO] checking ilyail3/rust_sudoku against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2Frust_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/ilyail3/rust_sudoku on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ilyail3/rust_sudoku
[INFO] finished tweaking git repo https://github.com/ilyail3/rust_sudoku
[INFO] tweaked toml for git repo https://github.com/ilyail3/rust_sudoku written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ilyail3/rust_sudoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbc6d8cd44bd70b10069df453033d36bfa798c363286045f6db2b3fdea37d659
[INFO] running `Command { std: "docker" "start" "-a" "cbc6d8cd44bd70b10069df453033d36bfa798c363286045f6db2b3fdea37d659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbc6d8cd44bd70b10069df453033d36bfa798c363286045f6db2b3fdea37d659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbc6d8cd44bd70b10069df453033d36bfa798c363286045f6db2b3fdea37d659", kill_on_drop: false }`
[INFO] [stdout] cbc6d8cd44bd70b10069df453033d36bfa798c363286045f6db2b3fdea37d659
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76d966bd740d5ec94465a4a0e18de5226902ad5f9bd373327432dcc0f427ee4f
[INFO] running `Command { std: "docker" "start" "-a" "76d966bd740d5ec94465a4a0e18de5226902ad5f9bd373327432dcc0f427ee4f", kill_on_drop: false }`
[INFO] [stderr]     Checking su_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "76d966bd740d5ec94465a4a0e18de5226902ad5f9bd373327432dcc0f427ee4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76d966bd740d5ec94465a4a0e18de5226902ad5f9bd373327432dcc0f427ee4f", kill_on_drop: false }`
[INFO] [stdout] 76d966bd740d5ec94465a4a0e18de5226902ad5f9bd373327432dcc0f427ee4f