Dec 17 12:17:06.254 INFO checking walfie/petronel against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 12:17:06.254 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/walfie/petronel:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 12:17:06.718 INFO [stdout] 96ca1aee18aa9f05959be31859f32a5ea41fa0f7a996332f63fd10a5ad30cf6c
Dec 17 12:17:06.720 INFO running `"docker" "start" "-a" "96ca1aee18aa9f05959be31859f32a5ea41fa0f7a996332f63fd10a5ad30cf6c"`
Dec 17 12:17:08.916 INFO [stderr]    Compiling gcc v0.3.53
Dec 17 12:17:08.916 INFO [stderr]    Compiling libc v0.2.30
Dec 17 12:17:08.916 INFO [stderr]    Compiling scopeguard v0.3.2
Dec 17 12:17:08.916 INFO [stderr]    Compiling either v1.1.0
Dec 17 12:17:08.944 INFO [stderr]    Compiling lazy_static v0.2.8
Dec 17 12:17:08.944 INFO [stderr]    Compiling futures v0.1.15
Dec 17 12:17:09.640 INFO [stderr]     Checking lazycell v0.5.1
Dec 17 12:17:09.989 INFO [stderr]    Compiling openssl v0.9.17
Dec 17 12:17:10.033 INFO [stderr]    Compiling string_cache_shared v0.3.0
Dec 17 12:17:10.596 INFO [stderr]     Checking serde v1.0.14
Dec 17 12:17:10.804 INFO [stderr]     Checking rustc-demangle v0.1.5
Dec 17 12:17:11.834 INFO [stderr]     Checking inflate v0.2.0
Dec 17 12:17:12.104 INFO [stderr]     Checking precomputed-hash v0.1.0
Dec 17 12:17:12.452 INFO [stderr]    Compiling coco v0.1.1
Dec 17 12:17:12.684 INFO [stderr]     Checking iovec v0.1.0
Dec 17 12:17:13.088 INFO [stderr]     Checking net2 v0.2.31
Dec 17 12:17:16.937 INFO [stderr]     Checking rand v0.3.16
Dec 17 12:17:17.481 INFO [stderr]     Checking num_cpus v1.6.2
Dec 17 12:17:17.481 INFO [stderr]     Checking time v0.1.38
Dec 17 12:17:17.776 INFO [stderr]     Checking memchr v1.0.1
Dec 17 12:17:18.228 INFO [stderr]     Checking deflate v0.7.16
Dec 17 12:17:18.872 INFO [stderr]     Checking unreachable v0.1.1
Dec 17 12:17:19.334 INFO [stderr]     Checking phf_shared v0.7.21
Dec 17 12:17:20.749 INFO [stderr]     Checking num-rational v0.1.39
Dec 17 12:17:22.104 INFO [stderr]     Checking bytes v0.4.5
Dec 17 12:17:23.064 INFO [stderr]     Checking mio v0.6.10
Dec 17 12:17:23.976 INFO [stderr]    Compiling openssl-sys v0.9.17
Dec 17 12:17:24.912 INFO [stderr]    Compiling backtrace-sys v0.1.12
Dec 17 12:17:27.092 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 17 12:17:27.100 INFO [stderr]     Checking debug_unreachable v0.1.1
Dec 17 12:17:27.107 INFO [stderr]     Checking num v0.1.40
Dec 17 12:17:27.200 INFO [stderr]     Checking tokio-service v0.1.0
Dec 17 12:17:27.476 INFO [stderr]     Checking rayon-core v1.2.1
Dec 17 12:17:27.521 INFO [stderr]     Checking futures-cpupool v0.1.5
Dec 17 12:17:27.626 INFO [stderr]     Checking tokio-io v0.1.3
Dec 17 12:17:28.288 INFO [stderr]     Checking png v0.8.0
Dec 17 12:17:28.816 INFO [stderr]     Checking regex v0.2.2
Dec 17 12:17:30.738 INFO [stderr]     Checking mime v0.3.3
Dec 17 12:17:30.865 INFO [stderr]     Checking tokio-core v0.1.9
Dec 17 12:17:31.295 INFO [stderr]    Compiling phf_generator v0.7.21
Dec 17 12:17:32.807 INFO [stderr]     Checking rayon v0.8.2
Dec 17 12:17:33.956 INFO [stderr]    Compiling string_cache_codegen v0.4.0
Dec 17 12:17:34.352 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 17 12:17:38.770 INFO [stderr]    Compiling rayon v0.7.1
Dec 17 12:17:41.972 INFO [stderr]    Compiling string_cache v0.6.2
Dec 17 12:17:42.880 INFO [stderr]     Checking hyper v0.11.2
Dec 17 12:17:44.861 INFO [stderr]     Checking chrono v0.4.0
Dec 17 12:17:44.861 INFO [stderr]     Checking serde_json v1.0.3
Dec 17 12:17:45.922 INFO [stderr]     Checking jpeg-decoder v0.1.13
Dec 17 12:17:47.768 INFO [stderr]     Checking native-tls v0.1.4
Dec 17 12:17:47.936 INFO [stderr]    Compiling ring v0.9.7
Dec 17 12:17:49.368 INFO [stderr]     Checking tokio-tls v0.1.3
Dec 17 12:17:52.040 INFO [stderr]     Checking image v0.14.0
Dec 17 12:17:54.098 INFO [stderr]     Checking twitter-stream-message v0.2.0
Dec 17 12:17:56.003 INFO [stderr]     Checking hyper-tls v0.1.2
Dec 17 12:17:59.005 INFO [stderr]     Checking oauthcli v1.0.6
Dec 17 12:18:02.604 INFO [stderr]     Checking twitter-stream v0.5.3
Dec 17 12:18:02.664 INFO [stderr]     Checking backtrace v0.3.3
Dec 17 12:18:03.120 INFO [stderr]     Checking error-chain v0.10.0
Dec 17 12:18:03.768 INFO [stderr]     Checking petronel v0.1.0 (/opt/crater/workdir)
Dec 17 12:18:05.976 INFO [stderr] warning: method is never used: `as_slices`
Dec 17 12:18:05.976 INFO [stderr]   --> src/circular_buffer.rs:24:5
Dec 17 12:18:05.976 INFO [stderr]    |
Dec 17 12:18:05.976 INFO [stderr] 24 |     pub fn as_slices(&self) -> (&[T], &[T]) {
Dec 17 12:18:05.976 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:18:05.976 INFO [stderr]    |
Dec 17 12:18:05.976 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 12:18:05.976 INFO [stderr] 
Dec 17 12:18:08.068 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.42s
Dec 17 12:18:08.840 INFO running `"docker" "inspect" "96ca1aee18aa9f05959be31859f32a5ea41fa0f7a996332f63fd10a5ad30cf6c"`
Dec 17 12:18:09.086 INFO running `"docker" "rm" "-f" "96ca1aee18aa9f05959be31859f32a5ea41fa0f7a996332f63fd10a5ad30cf6c"`
Dec 17 12:18:09.299 INFO [stdout] 96ca1aee18aa9f05959be31859f32a5ea41fa0f7a996332f63fd10a5ad30cf6c