Dec 05 01:15:45.774 INFO checking MathiasBayon/stegano against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 01:15:45.774 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 05 01:15:46.159 INFO [stdout] 5e1d851527e53d99858658f08b010d0a539cfb73fab32a2e4ac18d50edcf5cac
Dec 05 01:15:46.165 INFO running `"docker" "start" "-a" "5e1d851527e53d99858658f08b010d0a539cfb73fab32a2e4ac18d50edcf5cac"`
Dec 05 01:15:47.350 INFO [stderr] usermod: no changes
Dec 05 01:15:47.555 INFO [stderr]     Checking cfg-if v0.1.2
Dec 05 01:15:47.555 INFO [stderr]     Checking lazy_static v1.0.0
Dec 05 01:15:47.555 INFO [stderr]     Checking libc v0.2.40
Dec 05 01:15:47.555 INFO [stderr]    Compiling rayon-core v1.4.0
Dec 05 01:15:47.555 INFO [stderr]     Checking num-traits v0.2.2
Dec 05 01:15:47.555 INFO [stderr]     Checking adler32 v1.0.2
Dec 05 01:15:47.559 INFO [stderr]     Checking byteorder v1.2.2
Dec 05 01:15:47.559 INFO [stderr]    Compiling gcc v0.3.54
Dec 05 01:15:48.235 INFO [stderr]     Checking lzw v0.10.0
Dec 05 01:15:49.415 INFO [stderr]     Checking bitflags v1.0.3
Dec 05 01:15:50.159 INFO [stderr]     Checking color_quant v1.0.0
Dec 05 01:15:50.579 INFO [stderr]     Checking scoped_threadpool v0.1.9
Dec 05 01:15:51.375 INFO [stderr]     Checking rustc-serialize v0.3.24
Dec 05 01:15:52.987 INFO [stderr]    Compiling proc-macro2 v0.2.3
Dec 05 01:15:53.116 INFO [stderr]     Checking crossbeam-utils v0.2.2
Dec 05 01:16:00.003 INFO [stderr]     Checking inflate v0.4.2
Dec 05 01:16:04.184 INFO [stderr]     Checking gif v0.10.0
Dec 05 01:16:04.255 INFO [stderr]     Checking deflate v0.7.18
Dec 05 01:16:04.616 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 05 01:16:07.019 INFO [stderr]     Checking num_cpus v1.8.0
Dec 05 01:16:08.614 INFO [stderr]     Checking rand v0.4.2
Dec 05 01:16:09.423 INFO [stderr]     Checking time v0.1.39
Dec 05 01:16:20.004 INFO [stderr]     Checking num-integer v0.1.36
Dec 05 01:16:20.212 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 05 01:16:21.571 INFO [stderr]     Checking rand v0.3.22
Dec 05 01:16:23.479 INFO [stderr]     Checking num-iter v0.1.35
Dec 05 01:16:23.479 INFO [stderr]     Checking num-rational v0.1.42
Dec 05 01:16:24.699 INFO [stderr]     Checking png v0.12.0
Dec 05 01:16:27.755 INFO [stderr]    Compiling quote v0.4.2
Dec 05 01:16:28.827 INFO [stderr]     Checking rayon v1.0.1
Dec 05 01:16:30.571 INFO [stderr]    Compiling rust-crypto v0.2.36
Dec 05 01:16:33.415 INFO [stderr]    Compiling syn v0.12.15
Dec 05 01:16:41.485 INFO [stderr]     Checking jpeg-decoder v0.1.14
Dec 05 01:17:15.083 INFO [stderr]    Compiling num-derive v0.2.0
Dec 05 01:17:19.112 INFO [stderr]     Checking image v0.19.0
Dec 05 01:17:24.955 INFO [stderr]     Checking stegano v1.0.1 (/source)
Dec 05 01:17:28.399 INFO [stderr]     Finished dev [optimized + debuginfo] target(s) in 1m 41s
Dec 05 01:17:28.403 INFO [stderr] su: No module specific data is present
Dec 05 01:17:29.199 INFO running `"docker" "inspect" "5e1d851527e53d99858658f08b010d0a539cfb73fab32a2e4ac18d50edcf5cac"`
Dec 05 01:17:29.498 INFO running `"docker" "rm" "-f" "5e1d851527e53d99858658f08b010d0a539cfb73fab32a2e4ac18d50edcf5cac"`
Dec 05 01:17:29.880 INFO [stdout] 5e1d851527e53d99858658f08b010d0a539cfb73fab32a2e4ac18d50edcf5cac