[INFO] cloning repository https://github.com/LaytonGB/Minesweeper---Rust-Learning [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LaytonGB/Minesweeper---Rust-Learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaytonGB%2FMinesweeper---Rust-Learning", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaytonGB%2FMinesweeper---Rust-Learning'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3e8ca52dc7d88cc403c5b2b9c560a95072dad9fe [INFO] checking LaytonGB/Minesweeper---Rust-Learning against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaytonGB%2FMinesweeper---Rust-Learning" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LaytonGB/Minesweeper---Rust-Learning on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LaytonGB/Minesweeper---Rust-Learning [INFO] finished tweaking git repo https://github.com/LaytonGB/Minesweeper---Rust-Learning [INFO] tweaked toml for git repo https://github.com/LaytonGB/Minesweeper---Rust-Learning written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/LaytonGB/Minesweeper---Rust-Learning 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.2.133 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7d221a264dd91e1b459f0d2ae25844cfdf5c7324c30b81e5e0d9d9f2b17cc50a [INFO] running `Command { std: "docker" "start" "-a" "7d221a264dd91e1b459f0d2ae25844cfdf5c7324c30b81e5e0d9d9f2b17cc50a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7d221a264dd91e1b459f0d2ae25844cfdf5c7324c30b81e5e0d9d9f2b17cc50a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d221a264dd91e1b459f0d2ae25844cfdf5c7324c30b81e5e0d9d9f2b17cc50a", kill_on_drop: false }` [INFO] [stdout] 7d221a264dd91e1b459f0d2ae25844cfdf5c7324c30b81e5e0d9d9f2b17cc50a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4fc41b2236d3c51fd89ea4e9a6bca3dd5d613bf9748eb83952ddf55a3c35d9f [INFO] running `Command { std: "docker" "start" "-a" "e4fc41b2236d3c51fd89ea4e9a6bca3dd5d613bf9748eb83952ddf55a3c35d9f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.133 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking aho-corasick v0.7.19 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking rust_minesweeper v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.96s [INFO] running `Command { std: "docker" "inspect" "e4fc41b2236d3c51fd89ea4e9a6bca3dd5d613bf9748eb83952ddf55a3c35d9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4fc41b2236d3c51fd89ea4e9a6bca3dd5d613bf9748eb83952ddf55a3c35d9f", kill_on_drop: false }` [INFO] [stdout] e4fc41b2236d3c51fd89ea4e9a6bca3dd5d613bf9748eb83952ddf55a3c35d9f