[INFO] fetching crate snes-bitplanes 0.2.1...
[INFO] checking snes-bitplanes-0.2.1 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate snes-bitplanes 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate snes-bitplanes 0.2.1 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate snes-bitplanes 0.2.1
[INFO] finished tweaking crates.io crate snes-bitplanes 0.2.1
[INFO] tweaked toml for crates.io crate snes-bitplanes 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] f3bb266b9e094501bf3077025ac18ae3e96272869445eb8c2ba4370492720db1
[INFO] running `"docker" "start" "-a" "f3bb266b9e094501bf3077025ac18ae3e96272869445eb8c2ba4370492720db1"`
[INFO] [stderr]     Checking snes-bitplanes v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: could not find `SliceExt` in `slice`
[INFO] [stderr]   --> src/tile.rs:94:16
[INFO] [stderr]    |
[INFO] [stderr] 94 |         slice::SliceExt::iter(&self.0[..])
[INFO] [stderr]    |                ^^^^^^^^ could not find `SliceExt` in `slice`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: could not compile `snes-bitplanes`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0433]: failed to resolve: could not find `SliceExt` in `slice`
[INFO] [stderr]   --> src/tile.rs:94:16
[INFO] [stderr]    |
[INFO] [stderr] 94 |         slice::SliceExt::iter(&self.0[..])
[INFO] [stderr]    |                ^^^^^^^^ could not find `SliceExt` in `slice`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: could not compile `snes-bitplanes`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f3bb266b9e094501bf3077025ac18ae3e96272869445eb8c2ba4370492720db1"`
[INFO] running `"docker" "rm" "-f" "f3bb266b9e094501bf3077025ac18ae3e96272869445eb8c2ba4370492720db1"`
[INFO] [stdout] f3bb266b9e094501bf3077025ac18ae3e96272869445eb8c2ba4370492720db1