[INFO] cloning repository https://github.com/crazymerlyn/sudoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crazymerlyn/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrazymerlyn%2Fsudoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrazymerlyn%2Fsudoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 78f183c7d408ece7f71a083a9347806ec1ee7239 [INFO] checking crazymerlyn/sudoku/78f183c7d408ece7f71a083a9347806ec1ee7239 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrazymerlyn%2Fsudoku" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/crazymerlyn/sudoku on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/crazymerlyn/sudoku [INFO] finished tweaking git repo https://github.com/crazymerlyn/sudoku [INFO] tweaked toml for git repo https://github.com/crazymerlyn/sudoku written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/crazymerlyn/sudoku already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Locking 1 package to latest compatible version [INFO] [stderr] Updating sudoku-tty v0.1.3 (/workspace/builds/worker-3-tc1/source) -> v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9783aaca8a7858f3c3ed0a6d4fcabf70489d4bab9ef46897d5d317384a46800c [INFO] running `Command { std: "docker" "start" "-a" "9783aaca8a7858f3c3ed0a6d4fcabf70489d4bab9ef46897d5d317384a46800c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9783aaca8a7858f3c3ed0a6d4fcabf70489d4bab9ef46897d5d317384a46800c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9783aaca8a7858f3c3ed0a6d4fcabf70489d4bab9ef46897d5d317384a46800c", kill_on_drop: false }` [INFO] [stdout] 9783aaca8a7858f3c3ed0a6d4fcabf70489d4bab9ef46897d5d317384a46800c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] af477648c0a4648ab3f71a46601fff69e12b458740b58d977da10d897d515f34 [INFO] running `Command { std: "docker" "start" "-a" "af477648c0a4648ab3f71a46601fff69e12b458740b58d977da10d897d515f34", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking fastrand v2.0.2 [INFO] [stderr] Checking termion v3.0.0 [INFO] [stderr] Checking sudoku-tty v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.73s [INFO] running `Command { std: "docker" "inspect" "af477648c0a4648ab3f71a46601fff69e12b458740b58d977da10d897d515f34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af477648c0a4648ab3f71a46601fff69e12b458740b58d977da10d897d515f34", kill_on_drop: false }` [INFO] [stdout] af477648c0a4648ab3f71a46601fff69e12b458740b58d977da10d897d515f34