Dec 19 06:18:39.041 INFO checking ustulation/mio-poc against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 06:18:39.041 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/ustulation/mio-poc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 06:18:39.540 INFO [stdout] fef1a788e2fc79880ce19d0b7841da1c624d83e12ba4992c10e001bcfc443ab7
Dec 19 06:18:39.548 INFO running `"docker" "start" "-a" "fef1a788e2fc79880ce19d0b7841da1c624d83e12ba4992c10e001bcfc443ab7"`
Dec 19 06:18:41.428 INFO [stderr]     Checking unicode-normalization v0.1.3
Dec 19 06:18:41.436 INFO [stderr]     Checking serde v0.7.15
Dec 19 06:18:41.436 INFO [stderr]     Checking bytes v0.3.0
Dec 19 06:18:41.436 INFO [stderr]     Checking quick-error v1.1.0
Dec 19 06:18:41.436 INFO [stderr]     Checking slab v0.1.3
Dec 19 06:18:41.448 INFO [stderr]     Checking sha1 v0.2.0
Dec 19 06:18:41.448 INFO [stderr]     Checking httparse v1.2.1
Dec 19 06:18:41.448 INFO [stderr]     Checking serde v0.8.23
Dec 19 06:18:42.380 INFO [stderr]     Checking unwrap v1.1.0
Dec 19 06:18:42.800 INFO [stderr]    Compiling ws2_32-sys v0.2.1
Dec 19 06:18:42.803 INFO [stderr]     Checking memchr v0.1.11
Dec 19 06:18:42.808 INFO [stderr]     Checking rand v0.3.15
Dec 19 06:18:43.129 INFO [stderr]     Checking unicode-bidi v0.2.4
Dec 19 06:18:44.232 INFO [stderr]     Checking net2 v0.2.26
Dec 19 06:18:44.248 INFO [stderr]     Checking nix v0.5.1
Dec 19 06:18:44.296 INFO [stderr]     Checking unsafe-any v0.4.1
Dec 19 06:18:44.848 INFO [stderr]     Checking humantime v0.1.3
Dec 19 06:18:45.556 INFO [stderr]     Checking aho-corasick v0.5.3
Dec 19 06:18:45.854 INFO [stderr]     Checking typemap v0.3.3
Dec 19 06:18:47.315 INFO [stderr]     Checking ordered-float v0.1.0
Dec 19 06:18:47.616 INFO [stderr]     Checking chrono v0.2.25
Dec 19 06:18:47.780 INFO [stderr]     Checking thread-id v2.0.0
Dec 19 06:18:47.973 INFO [stderr]     Checking fs2 v0.2.5
Dec 19 06:18:48.001 INFO [stderr]     Checking mio v0.6.4
Dec 19 06:18:48.310 INFO [stderr]     Checking miow v0.1.5
Dec 19 06:18:48.830 INFO [stderr]     Checking thread_local v0.2.7
Dec 19 06:18:49.028 INFO [stderr]     Checking idna v0.1.0
Dec 19 06:18:49.073 INFO [stderr]     Checking config_file_handler v0.4.0
Dec 19 06:18:50.264 INFO [stderr]     Checking regex v0.1.80
Dec 19 06:18:55.644 INFO [stderr]     Checking url v1.4.0
Dec 19 06:18:58.224 INFO [stderr]     Checking serde-value v0.2.1
Dec 19 06:18:58.224 INFO [stderr]     Checking toml v0.1.30
Dec 19 06:18:58.547 INFO [stderr]     Checking mio v0.5.1
Dec 19 06:19:00.352 INFO [stderr]     Checking ws v0.5.3
Dec 19 06:19:01.134 INFO [stderr]     Checking log4rs v0.4.8
Dec 19 06:19:03.116 INFO [stderr]     Checking bincode v0.6.1
Dec 19 06:19:04.552 INFO [stderr]     Checking maidsafe_utilities v0.10.0
Dec 19 06:19:05.297 INFO [stderr]     Checking mio-poc v0.1.0 (/opt/crater/workdir)
Dec 19 06:19:06.048 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.88s
Dec 19 06:19:07.200 INFO running `"docker" "inspect" "fef1a788e2fc79880ce19d0b7841da1c624d83e12ba4992c10e001bcfc443ab7"`
Dec 19 06:19:07.526 INFO running `"docker" "rm" "-f" "fef1a788e2fc79880ce19d0b7841da1c624d83e12ba4992c10e001bcfc443ab7"`
Dec 19 06:19:07.877 INFO [stdout] fef1a788e2fc79880ce19d0b7841da1c624d83e12ba4992c10e001bcfc443ab7