Dec 19 13:03:24.138 INFO checking maseb/knave against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:03:24.138 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/maseb/knave:/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 13:03:24.532 INFO [stdout] 4e203e5319fb4d3a2919d99b2077bbb8ab56a13208e10c5c0f35ecacf2280dd4
Dec 19 13:03:24.532 INFO running `"docker" "start" "-a" "4e203e5319fb4d3a2919d99b2077bbb8ab56a13208e10c5c0f35ecacf2280dd4"`
Dec 19 13:03:26.641 INFO [stderr]    Compiling brotli-sys v0.3.2
Dec 19 13:03:26.641 INFO [stderr]    Compiling proc-macro2 v0.4.5
Dec 19 13:03:26.660 INFO [stderr]     Checking crossbeam-epoch v0.4.1
Dec 19 13:03:26.660 INFO [stderr]     Checking mio v0.6.14
Dec 19 13:03:26.660 INFO [stderr]     Checking parking_lot_core v0.2.14
Dec 19 13:03:26.660 INFO [stderr]    Compiling serde v1.0.66
Dec 19 13:03:26.660 INFO [stderr]     Checking tokio-io v0.1.6
Dec 19 13:03:26.660 INFO [stderr]     Checking http v0.1.5
Dec 19 13:03:32.020 INFO [stderr]    Compiling backtrace v0.3.8
Dec 19 13:03:32.048 INFO [stderr]     Checking flate2 v1.0.1
Dec 19 13:03:32.076 INFO [stderr]     Checking crossbeam-deque v0.3.1
Dec 19 13:03:32.084 INFO [stderr]     Checking parking_lot v0.5.5
Dec 19 13:03:34.061 INFO [stderr]     Checking backtrace v0.2.3
Dec 19 13:03:36.288 INFO [stderr]     Checking serde_urlencoded v0.5.2
Dec 19 13:03:36.332 INFO [stderr]    Compiling quote v0.6.3
Dec 19 13:03:36.332 INFO [stderr]     Checking tokio-threadpool v0.1.3
Dec 19 13:03:36.400 INFO [stderr]     Checking tokio-reactor v0.1.1
Dec 19 13:03:37.425 INFO [stderr]     Checking mio-uds v0.6.6
Dec 19 13:03:38.845 INFO [stderr]     Checking error-chain v0.1.12
Dec 19 13:03:38.878 INFO [stderr]     Checking crossbeam-channel v0.1.3
Dec 19 13:03:39.232 INFO [stderr]     Checking failure v0.1.1
Dec 19 13:03:39.500 INFO [stderr]    Compiling error-chain v0.11.0
Dec 19 13:03:39.721 INFO [stderr]    Compiling syn v0.14.2
Dec 19 13:03:40.084 INFO [stderr]     Checking tokio-fs v0.1.0
Dec 19 13:03:41.608 INFO [stderr]    Compiling mime_guess v2.0.0-alpha.4
Dec 19 13:03:42.781 INFO [stderr]     Checking tokio-udp v0.1.0
Dec 19 13:03:42.877 INFO [stderr]     Checking tokio-tcp v0.1.0
Dec 19 13:03:43.684 INFO [stderr]     Checking cookie v0.10.1
Dec 19 13:03:44.824 INFO [stderr]     Checking h2 v0.1.9
Dec 19 13:03:46.961 INFO [stderr]     Checking tokio v0.1.6
Dec 19 13:03:49.540 INFO [stderr]     Checking tokio-core v0.1.17
Dec 19 13:03:55.382 INFO [stderr]     Checking trust-dns-proto v0.3.3
Dec 19 13:03:59.395 INFO [stderr]     Checking tokio-signal v0.1.5
Dec 19 13:04:00.132 INFO [stderr]    Compiling serde_derive v1.0.66
Dec 19 13:04:01.837 INFO [stderr]     Checking brotli2 v0.3.2
Dec 19 13:04:04.040 INFO [stderr]     Checking trust-dns-resolver v0.8.2
Dec 19 13:04:08.972 INFO [stderr]    Compiling semver v0.9.0
Dec 19 13:04:08.973 INFO [stderr]    Compiling serde_json v1.0.19
Dec 19 13:04:15.788 INFO [stderr]    Compiling cargo_metadata v0.5.5
Dec 19 13:04:17.813 INFO [stderr]    Compiling skeptic v0.13.3
Dec 19 13:04:20.043 INFO [stderr]    Compiling actix v0.5.7
Dec 19 13:04:24.272 INFO [stderr]     Checking actix-web v0.6.10
Dec 19 13:04:33.440 INFO [stderr]     Checking knave v0.1.0 (/opt/crater/workdir)
Dec 19 13:04:34.248 INFO [stderr] warning: unused import: `future`
Dec 19 13:04:34.248 INFO [stderr]  --> src/main.rs:4:15
Dec 19 13:04:34.248 INFO [stderr]   |
Dec 19 13:04:34.248 INFO [stderr] 4 | use futures::{future, Future};
Dec 19 13:04:34.248 INFO [stderr]   |               ^^^^^^
Dec 19 13:04:34.249 INFO [stderr]   |
Dec 19 13:04:34.249 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:04:34.249 INFO [stderr] 
Dec 19 13:04:34.512 INFO [stderr] warning: unused import: `future`
Dec 19 13:04:34.512 INFO [stderr]  --> src/main.rs:4:15
Dec 19 13:04:34.512 INFO [stderr]   |
Dec 19 13:04:34.512 INFO [stderr] 4 | use futures::{future, Future};
Dec 19 13:04:34.512 INFO [stderr]   |               ^^^^^^
Dec 19 13:04:34.512 INFO [stderr]   |
Dec 19 13:04:34.512 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:04:34.512 INFO [stderr] 
Dec 19 13:04:34.621 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
Dec 19 13:04:36.039 INFO running `"docker" "inspect" "4e203e5319fb4d3a2919d99b2077bbb8ab56a13208e10c5c0f35ecacf2280dd4"`
Dec 19 13:04:36.420 INFO running `"docker" "rm" "-f" "4e203e5319fb4d3a2919d99b2077bbb8ab56a13208e10c5c0f35ecacf2280dd4"`
Dec 19 13:04:36.696 INFO [stdout] 4e203e5319fb4d3a2919d99b2077bbb8ab56a13208e10c5c0f35ecacf2280dd4