[INFO] updating cached repository https://github.com/staronj/Automata
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 7b7c6f50cc9be0064d27d12e98a7cc8ca022ee89
[INFO] testing staronj/Automata against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstaronj%2FAutomata" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/staronj/Automata on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/staronj/Automata
[INFO] finished tweaking git repo https://github.com/staronj/Automata
[INFO] tweaked toml for git repo https://github.com/staronj/Automata written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/staronj/Automata already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] d0d67e23585fd7b5e9136dcca47458aa9ffe2ec03beb6b6daaabf0aaffea845c
[INFO] running `"docker" "start" "-a" "d0d67e23585fd7b5e9136dcca47458aa9ffe2ec03beb6b6daaabf0aaffea845c"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cl-sys v0.4.1
[INFO] [stderr]    Compiling multiset v0.0.4
[INFO] [stderr]    Compiling bytesize v1.0.0
[INFO] [stderr]    Compiling superslice v0.1.0
[INFO] [stderr]    Compiling is_sorted v0.1.0
[INFO] [stderr]    Compiling colorify v0.2.3
[INFO] [stderr]    Compiling permutohedron v0.2.4
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling qutex v0.2.1
[INFO] [stderr]    Compiling ocl-core v0.10.0
[INFO] [stderr]    Compiling syn v0.15.13
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr] error[E0658]: use of unstable library feature 'is_sorted': new API
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/is_sorted-0.1.0/src/lib.rs:119:31
[INFO] [stderr]     |
[INFO] [stderr] 119 |         self.map(|v| key(&v)).is_sorted()
[INFO] [stderr]     |                               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/53485
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `is_sorted`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d0d67e23585fd7b5e9136dcca47458aa9ffe2ec03beb6b6daaabf0aaffea845c"`
[INFO] running `"docker" "rm" "-f" "d0d67e23585fd7b5e9136dcca47458aa9ffe2ec03beb6b6daaabf0aaffea845c"`
[INFO] [stdout] d0d67e23585fd7b5e9136dcca47458aa9ffe2ec03beb6b6daaabf0aaffea845c