[INFO] updating cached repository https://github.com/reasv/wfc-tiled-amethyst
[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] 158c7f8c0f481d98ec3222d35690363ed2cc5b71
[INFO] checking reasv/wfc-tiled-amethyst against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freasv%2Fwfc-tiled-amethyst" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reasv/wfc-tiled-amethyst on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/reasv/wfc-tiled-amethyst
[INFO] finished tweaking git repo https://github.com/reasv/wfc-tiled-amethyst
[INFO] tweaked toml for git repo https://github.com/reasv/wfc-tiled-amethyst written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/reasv/wfc-tiled-amethyst already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "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] a059d93b340fbcb374a89dc43c8cdfe5aa140f46c275e05a20f42ca6ef809e0a
[INFO] running `"docker" "start" "-a" "a059d93b340fbcb374a89dc43c8cdfe5aa140f46c275e05a20f42ca6ef809e0a"`
[INFO] [stderr]     Checking coord_2d v0.2.12
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking serde v1.0.103
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking grid_2d v0.12.5
[INFO] [stderr]     Checking direction v0.17.8
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]     Checking wfc v0.8.1
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]     Checking wfc-tiled-amethyst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `wfc::ForbidNothing`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use wfc::ForbidNothing;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `wfc::ForbidNothing`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use wfc::ForbidNothing;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.41s
[INFO] running `"docker" "inspect" "a059d93b340fbcb374a89dc43c8cdfe5aa140f46c275e05a20f42ca6ef809e0a"`
[INFO] running `"docker" "rm" "-f" "a059d93b340fbcb374a89dc43c8cdfe5aa140f46c275e05a20f42ca6ef809e0a"`
[INFO] [stdout] a059d93b340fbcb374a89dc43c8cdfe5aa140f46c275e05a20f42ca6ef809e0a