[INFO] updating cached repository https://github.com/thomas9911/minesweeper
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 48cdae6304d5f6d7665e11be11e8243d5cb72a96
[INFO] checking thomas9911/minesweeper against try#38f08371587f97c145dedb2c055ac7b01bf1e788 for pr-65294
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas9911%2Fminesweeper" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thomas9911/minesweeper on toolchain 38f08371587f97c145dedb2c055ac7b01bf1e788
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/thomas9911/minesweeper
[INFO] finished tweaking git repo https://github.com/thomas9911/minesweeper
[INFO] tweaked toml for git repo https://github.com/thomas9911/minesweeper written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/thomas9911/minesweeper already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e25160b9ca198464448ca05e72b2480da668862365a3ea6cc92068cbffffb62d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e25160b9ca198464448ca05e72b2480da668862365a3ea6cc92068cbffffb62d"`
[INFO] [stderr]    Compiling minesweeper v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.4
[INFO] [stderr]     Checking stb_truetype v0.2.4
[INFO] [stderr]     Checking smallvec v0.6.6
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking approx v0.3.0
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling structopt-derive v0.2.13
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.4
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking piston2d-graphics v0.28.0
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling wayland-client v0.21.4
[INFO] [stderr]    Compiling wayland-protocols v0.21.4
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]     Checking structopt v0.2.13
[INFO] [stderr] error: could not compile `derivative`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name derivative /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/derivative-1.0.2/src/lib.rs --color never --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 -C metadata=3f1e38fc1b0bb450 -C extra-filename=-3f1e38fc1b0bb450 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-59509001b5a8478a.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-1834068a73aee931.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-cd1606d59fc8307d.rlib --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "e25160b9ca198464448ca05e72b2480da668862365a3ea6cc92068cbffffb62d"`
[INFO] running `"docker" "rm" "-f" "e25160b9ca198464448ca05e72b2480da668862365a3ea6cc92068cbffffb62d"`
[INFO] [stdout] e25160b9ca198464448ca05e72b2480da668862365a3ea6cc92068cbffffb62d