Dec 12 04:23:09.034 INFO checking zerodmg-0.1.9 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 04:23:09.034 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 04:23:09.495 INFO [stdout] 66de3e6f2886680d80471aa39f76710bbbeed2001d85dd3a1e8c74d7cf786785
Dec 12 04:23:09.497 INFO running `"docker" "start" "-a" "66de3e6f2886680d80471aa39f76710bbbeed2001d85dd3a1e8c74d7cf786785"`
Dec 12 04:23:11.481 INFO [stderr] usermod: no changes
Dec 12 04:23:11.544 INFO [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
Dec 12 04:23:11.896 INFO [stderr]     Checking crossbeam-utils v0.6.3
Dec 12 04:23:11.897 INFO [stderr]     Checking inflate v0.4.4
Dec 12 04:23:11.929 INFO [stderr]     Checking num_cpus v1.9.0
Dec 12 04:23:11.936 INFO [stderr]    Compiling syn v0.13.11
Dec 12 04:23:11.937 INFO [stderr]     Checking mio v0.6.16
Dec 12 04:23:11.937 INFO [stderr]     Checking tokio-io v0.1.10
Dec 12 04:23:14.938 INFO [stderr]     Checking rayon-core v1.4.1
Dec 12 04:23:14.940 INFO [stderr]     Checking futures-cpupool v0.1.8
Dec 12 04:23:16.285 INFO [stderr]     Checking crossbeam-epoch v0.6.1
Dec 12 04:23:16.285 INFO [stderr]     Checking tokio-timer v0.2.8
Dec 12 04:23:16.420 INFO [stderr]     Checking png v0.12.0
Dec 12 04:23:18.820 INFO [stderr]     Checking tokio-codec v0.1.1
Dec 12 04:23:20.928 INFO [stderr]     Checking tokio-reactor v0.1.7
Dec 12 04:23:20.928 INFO [stderr]     Checking mio-uds v0.6.7
Dec 12 04:23:21.590 INFO [stderr]     Checking crossbeam-deque v0.6.2
Dec 12 04:23:21.813 INFO [stderr]     Checking rayon v1.0.3
Dec 12 04:23:26.068 INFO [stderr]     Checking tokio-threadpool v0.1.9
Dec 12 04:23:27.410 INFO [stderr]     Checking tokio-udp v0.1.3
Dec 12 04:23:27.412 INFO [stderr]     Checking tokio-tcp v0.1.2
Dec 12 04:23:27.412 INFO [stderr]     Checking tokio-uds v0.2.4
Dec 12 04:23:33.112 INFO [stderr]     Checking tokio-fs v0.1.4
Dec 12 04:23:34.668 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 12 04:23:41.205 INFO [stderr]     Checking tokio v0.1.13
Dec 12 04:23:42.534 INFO [stderr]     Checking image v0.19.0
Dec 12 04:23:42.730 INFO [stderr]    Compiling derive_more v0.11.0
Dec 12 04:23:46.955 INFO [stderr]     Checking tokio-core v0.1.17
Dec 12 04:23:53.680 INFO [stderr]     Checking zerodmg-utils v0.1.9
Dec 12 04:23:54.173 INFO [stderr]     Checking zerodmg-codes v0.1.9
Dec 12 04:23:54.821 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 12 04:23:55.653 INFO [stderr] error[E0635]: unknown feature `rust_2018_idioms`
Dec 12 04:23:55.653 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/zerodmg-codes-0.1.9/src/lib.rs:2:12
Dec 12 04:23:55.653 INFO [stderr]   |
Dec 12 04:23:55.653 INFO [stderr] 2 | #![feature(rust_2018_idioms)]
Dec 12 04:23:55.653 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Dec 12 04:23:55.653 INFO [stderr] 
Dec 12 04:23:55.680 INFO [stderr] error: aborting due to previous error
Dec 12 04:23:55.680 INFO [stderr] 
Dec 12 04:23:55.680 INFO [stderr] For more information about this error, try `rustc --explain E0635`.
Dec 12 04:23:55.712 INFO [stderr] error: Could not compile `zerodmg-codes`.
Dec 12 04:23:55.712 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 12 04:23:59.892 INFO [stderr] error: build failed
Dec 12 04:23:59.892 INFO [stderr] su: No module specific data is present
Dec 12 04:24:00.452 INFO running `"docker" "inspect" "66de3e6f2886680d80471aa39f76710bbbeed2001d85dd3a1e8c74d7cf786785"`
Dec 12 04:24:00.646 INFO running `"docker" "rm" "-f" "66de3e6f2886680d80471aa39f76710bbbeed2001d85dd3a1e8c74d7cf786785"`
Dec 12 04:24:00.922 INFO [stdout] 66de3e6f2886680d80471aa39f76710bbbeed2001d85dd3a1e8c74d7cf786785