Dec 12 14:31:13.613 INFO checking gifski-0.8.6 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 14:31:13.613 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 14:31:13.964 INFO [stdout] f5206feb84c7b2647c3f652da1fa693b1936af14716bfd4e5a479159b2b7bc8b
Dec 12 14:31:13.970 INFO running `"docker" "start" "-a" "f5206feb84c7b2647c3f652da1fa693b1936af14716bfd4e5a479159b2b7bc8b"`
Dec 12 14:31:15.452 INFO [stderr] usermod: no changes
Dec 12 14:31:15.680 INFO [stderr]    Compiling libc v0.2.45
Dec 12 14:31:15.680 INFO [stderr]    Compiling rayon-core v1.4.1
Dec 12 14:31:15.684 INFO [stderr]     Checking rgb v0.8.11
Dec 12 14:31:15.684 INFO [stderr]    Compiling rayon v1.0.3
Dec 12 14:31:15.684 INFO [stderr]     Checking lzw v0.10.0
Dec 12 14:31:15.684 INFO [stderr]     Checking color_quant v1.0.1
Dec 12 14:31:15.684 INFO [stderr]     Checking rustc-demangle v0.1.9
Dec 12 14:31:15.684 INFO [stderr]     Checking unicode-width v0.1.5
Dec 12 14:31:16.308 INFO [stderr]     Checking ansi_term v0.11.0
Dec 12 14:31:16.436 INFO [stderr]     Checking imgref v1.3.5
Dec 12 14:31:19.823 INFO [stderr]     Checking vec_map v0.8.1
Dec 12 14:31:19.829 INFO [stderr]     Checking strsim v0.7.0
Dec 12 14:31:19.892 INFO [stderr]     Checking either v1.5.0
Dec 12 14:31:19.960 INFO [stderr]     Checking natord v1.0.9
Dec 12 14:31:20.468 INFO [stderr]     Checking resize v0.3.0
Dec 12 14:31:20.824 INFO [stderr]     Checking glob v0.2.11
Dec 12 14:31:21.269 INFO [stderr]     Checking wild v2.0.1
Dec 12 14:31:21.956 INFO [stderr]    Compiling backtrace-sys v0.1.24
Dec 12 14:31:21.984 INFO [stderr]    Compiling imagequant-sys v2.12.2
Dec 12 14:31:23.020 INFO [stderr]     Checking crossbeam-utils v0.2.2
Dec 12 14:31:23.388 INFO [stderr]     Checking textwrap v0.10.0
Dec 12 14:31:23.736 INFO [stderr]     Checking gif v0.10.1
Dec 12 14:31:26.876 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 12 14:31:28.680 INFO [stderr]     Checking gif-dispose v2.1.1
Dec 12 14:31:30.081 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 12 14:31:30.694 INFO [stderr]     Checking num_cpus v1.9.0
Dec 12 14:31:30.694 INFO [stderr]     Checking atty v0.2.11
Dec 12 14:31:30.694 INFO [stderr]     Checking time v0.1.40
Dec 12 14:31:30.694 INFO [stderr]     Checking lodepng v2.4.2
Dec 12 14:31:32.376 INFO [stderr]     Checking clap v2.32.0
Dec 12 14:31:34.336 INFO [stderr]     Checking imagequant v2.11.9
Dec 12 14:31:34.669 INFO [stderr]     Checking backtrace v0.3.11
Dec 12 14:31:34.912 INFO [stderr]     Checking pbr v1.0.1
Dec 12 14:31:36.916 INFO [stderr]     Checking error-chain v0.12.0
Dec 12 14:31:43.518 INFO [stderr]     Checking gifski v0.8.6 (/source)
Dec 12 14:31:49.789 INFO [stderr]     Finished dev [optimized + debuginfo] target(s) in 34.32s
Dec 12 14:31:49.800 INFO [stderr] su: No module specific data is present
Dec 12 14:31:50.186 INFO running `"docker" "inspect" "f5206feb84c7b2647c3f652da1fa693b1936af14716bfd4e5a479159b2b7bc8b"`
Dec 12 14:31:50.342 INFO running `"docker" "rm" "-f" "f5206feb84c7b2647c3f652da1fa693b1936af14716bfd4e5a479159b2b7bc8b"`
Dec 12 14:31:50.504 INFO [stdout] f5206feb84c7b2647c3f652da1fa693b1936af14716bfd4e5a479159b2b7bc8b