[INFO] fetching crate minesweeper 1.3.0...
[INFO] checking minesweeper-1.3.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate minesweeper 1.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate minesweeper 1.3.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate minesweeper 1.3.0
[INFO] finished tweaking crates.io crate minesweeper 1.3.0
[INFO] tweaked toml for crates.io crate minesweeper 1.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e1275ef4eda91895d44adf054aac6b790223d93ca69709f6755bfe84ef51f814
[INFO] running `"docker" "start" "-a" "e1275ef4eda91895d44adf054aac6b790223d93ca69709f6755bfe84ef51f814"`
[INFO] [stderr]     Checking vec_map v0.4.0
[INFO] [stderr]     Checking strsim v0.4.1
[INFO] [stderr]    Compiling wayland-scanner v0.8.7
[INFO] [stderr]     Checking pistoncore-input v0.18.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]    Compiling glutin v0.8.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking wayland-sys v0.8.7
[INFO] [stderr]     Checking clap v1.5.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling wayland-client v0.8.7
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking pistoncore-window v0.27.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.32.0
[INFO] [stderr]     Checking piston v0.32.0
[INFO] [stderr]     Checking wayland-kbd v0.8.0
[INFO] [stderr]     Checking wayland-window v0.5.0
[INFO] [stderr]     Checking winit v0.6.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.37.0
[INFO] [stderr]     Checking piston-gfx_texture v0.24.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.40.0
[INFO] [stderr]     Checking piston_window v0.66.0
[INFO] [stderr]     Checking minesweeper v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.51s
[INFO] running `"docker" "inspect" "e1275ef4eda91895d44adf054aac6b790223d93ca69709f6755bfe84ef51f814"`
[INFO] running `"docker" "rm" "-f" "e1275ef4eda91895d44adf054aac6b790223d93ca69709f6755bfe84ef51f814"`
[INFO] [stdout] e1275ef4eda91895d44adf054aac6b790223d93ca69709f6755bfe84ef51f814