Dec 19 17:18:37.888 INFO checking ericho/minion against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 17:18:37.888 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/ericho/minion:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 17:18:38.296 INFO [stdout] b21f563bc0c78ef1403237f44773f4d8038134aae3ba81e7857e8b63649c5ba7
Dec 19 17:18:38.304 INFO running `"docker" "start" "-a" "b21f563bc0c78ef1403237f44773f4d8038134aae3ba81e7857e8b63649c5ba7"`
Dec 19 17:18:40.040 INFO [stderr]     Checking serde_json v1.0.11
Dec 19 17:18:40.049 INFO [stderr]     Checking mio v0.6.14
Dec 19 17:18:40.049 INFO [stderr]     Checking tokio-io v0.1.6
Dec 19 17:18:40.049 INFO [stderr]     Checking tokio-threadpool v0.1.3
Dec 19 17:18:40.049 INFO [stderr]     Checking rayon-core v1.4.0
Dec 19 17:18:40.049 INFO [stderr]    Compiling structopt-derive v0.2.5
Dec 19 17:18:42.564 INFO [stderr]     Checking rayon v1.0.1
Dec 19 17:18:45.604 INFO [stderr]     Checking tokio-fs v0.1.0
Dec 19 17:18:45.860 INFO [stderr]     Checking tokio-reactor v0.1.1
Dec 19 17:18:49.278 INFO [stderr]     Checking tokio-tcp v0.1.0
Dec 19 17:18:49.285 INFO [stderr]     Checking tokio-udp v0.1.0
Dec 19 17:18:50.340 INFO [stderr]     Checking structopt v0.2.5
Dec 19 17:18:50.904 INFO [stderr]     Checking tokio v0.1.6
Dec 19 17:18:52.658 INFO [stderr]     Checking tokio-core v0.1.15
Dec 19 17:18:53.166 INFO [stderr]     Checking sysinfo v0.5.6
Dec 19 17:18:54.928 INFO [stderr]     Checking minion v0.1.0 (/opt/crater/workdir)
Dec 19 17:18:56.220 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 17:18:56.220 INFO [stderr]   --> src/main.rs:16:1
Dec 19 17:18:56.220 INFO [stderr]    |
Dec 19 17:18:56.220 INFO [stderr] 16 | #[macro_use]
Dec 19 17:18:56.220 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 17:18:56.220 INFO [stderr]    |
Dec 19 17:18:56.220 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 17:18:56.220 INFO [stderr] 
Dec 19 17:18:56.296 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 17:18:56.296 INFO [stderr]   --> src/main.rs:16:1
Dec 19 17:18:56.296 INFO [stderr]    |
Dec 19 17:18:56.296 INFO [stderr] 16 | #[macro_use]
Dec 19 17:18:56.296 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 17:18:56.296 INFO [stderr]    |
Dec 19 17:18:56.296 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 17:18:56.296 INFO [stderr] 
Dec 19 17:18:56.837 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.04s
Dec 19 17:18:57.614 INFO running `"docker" "inspect" "b21f563bc0c78ef1403237f44773f4d8038134aae3ba81e7857e8b63649c5ba7"`
Dec 19 17:18:57.904 INFO running `"docker" "rm" "-f" "b21f563bc0c78ef1403237f44773f4d8038134aae3ba81e7857e8b63649c5ba7"`
Dec 19 17:18:58.334 INFO [stdout] b21f563bc0c78ef1403237f44773f4d8038134aae3ba81e7857e8b63649c5ba7