[INFO] updating cached repository https://github.com/yzhs/sokoban
[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] 639f03d567e9572d7c0bd5f5b533f1609ef9f346
[INFO] checking yzhs/sokoban against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyzhs%2Fsokoban" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yzhs/sokoban on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/yzhs/sokoban
[INFO] finished tweaking git repo https://github.com/yzhs/sokoban
[INFO] tweaked toml for git repo https://github.com/yzhs/sokoban written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/yzhs/sokoban already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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] 8a2d2e618d7badbd5a72c39753bddeccc37089a54e00ad8b40697d4ee8061fbb
[INFO] running `"docker" "start" "-a" "8a2d2e618d7badbd5a72c39753bddeccc37089a54e00ad8b40697d4ee8061fbb"`
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling freetype-sys v0.7.1
[INFO] [stderr]     Checking colored v1.7.0
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking inflate v0.4.4
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rand_pcg v0.1.1
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling wayland-client v0.20.12
[INFO] [stderr]    Compiling wayland-protocols v0.20.12
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking quick-xml v0.13.2
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking wayland-commons v0.20.12
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking tempfile v3.0.6
[INFO] [stderr]    Compiling glutin v0.17.0
[INFO] [stderr]    Compiling glium v0.22.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking quickcheck v0.7.2
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking colog v0.1.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.2.6
[INFO] [stderr]     Checking winit v0.16.2
[INFO] [stderr]    Compiling quickcheck_macros v0.7.0
[INFO] [stderr] error[E0463]: can't find crate for `syntax`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck_macros-0.7.0/src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | extern crate syntax;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `quickcheck_macros`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "8a2d2e618d7badbd5a72c39753bddeccc37089a54e00ad8b40697d4ee8061fbb"`
[INFO] running `"docker" "rm" "-f" "8a2d2e618d7badbd5a72c39753bddeccc37089a54e00ad8b40697d4ee8061fbb"`
[INFO] [stdout] 8a2d2e618d7badbd5a72c39753bddeccc37089a54e00ad8b40697d4ee8061fbb