Dec 19 21:37:37.073 INFO checking ThomasHertleif/cluster-heist against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 21:37:37.073 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/ThomasHertleif/cluster-heist:/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 21:37:37.630 INFO [stdout] 00d1deab8ca55acc40643ef2ae756b07d5889be0c5709f583b0d2552601de1a2
Dec 19 21:37:37.630 INFO running `"docker" "start" "-a" "00d1deab8ca55acc40643ef2ae756b07d5889be0c5709f583b0d2552601de1a2"`
Dec 19 21:37:38.902 INFO [stderr]     Checking inotify v0.3.0
Dec 19 21:37:38.902 INFO [stderr]     Checking net2 v0.2.32
Dec 19 21:37:38.906 INFO [stderr]     Checking filetime v0.1.15
Dec 19 21:37:38.912 INFO [stderr]     Checking serde_json v1.0.17
Dec 19 21:37:38.928 INFO [stderr]     Checking http v0.1.5
Dec 19 21:37:38.964 INFO [stderr]     Checking env_logger v0.3.5
Dec 19 21:37:41.432 INFO [stderr]     Checking miow v0.1.5
Dec 19 21:37:41.982 INFO [stderr]     Checking mio v0.5.1
Dec 19 21:37:43.581 INFO [stderr]     Checking notify v4.0.3
Dec 19 21:37:44.816 INFO [stderr]     Checking simple-server v0.3.0
Dec 19 21:37:45.204 INFO [stderr]     Checking cluster-heist v0.1.0 (/opt/crater/workdir)
Dec 19 21:37:45.588 INFO [stderr] warning: unused import: `DirEntry`
Dec 19 21:37:45.588 INFO [stderr]   --> src/main.rs:60:25
Dec 19 21:37:45.588 INFO [stderr]    |
Dec 19 21:37:45.588 INFO [stderr] 60 |     use std::fs::{self, DirEntry};
Dec 19 21:37:45.588 INFO [stderr]    |                         ^^^^^^^^
Dec 19 21:37:45.588 INFO [stderr]    |
Dec 19 21:37:45.588 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 21:37:45.588 INFO [stderr] 
Dec 19 21:37:45.623 INFO [stderr] warning: unused import: `DirEntry`
Dec 19 21:37:45.623 INFO [stderr]   --> src/main.rs:60:25
Dec 19 21:37:45.623 INFO [stderr]    |
Dec 19 21:37:45.623 INFO [stderr] 60 |     use std::fs::{self, DirEntry};
Dec 19 21:37:45.623 INFO [stderr]    |                         ^^^^^^^^
Dec 19 21:37:45.623 INFO [stderr]    |
Dec 19 21:37:45.623 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 21:37:45.623 INFO [stderr] 
Dec 19 21:37:45.672 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 21:37:45.672 INFO [stderr]   --> src/main.rs:56:5
Dec 19 21:37:45.672 INFO [stderr]    |
Dec 19 21:37:45.672 INFO [stderr] 56 |     t.join();
Dec 19 21:37:45.672 INFO [stderr]    |     ^^^^^^^^^
Dec 19 21:37:45.672 INFO [stderr]    |
Dec 19 21:37:45.672 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 21:37:45.672 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 21:37:45.672 INFO [stderr] 
Dec 19 21:37:45.704 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 21:37:45.704 INFO [stderr]   --> src/main.rs:56:5
Dec 19 21:37:45.704 INFO [stderr]    |
Dec 19 21:37:45.704 INFO [stderr] 56 |     t.join();
Dec 19 21:37:45.704 INFO [stderr]    |     ^^^^^^^^^
Dec 19 21:37:45.704 INFO [stderr]    |
Dec 19 21:37:45.704 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 21:37:45.704 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 21:37:45.704 INFO [stderr] 
Dec 19 21:37:45.728 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.01s
Dec 19 21:37:46.230 INFO running `"docker" "inspect" "00d1deab8ca55acc40643ef2ae756b07d5889be0c5709f583b0d2552601de1a2"`
Dec 19 21:37:46.486 INFO running `"docker" "rm" "-f" "00d1deab8ca55acc40643ef2ae756b07d5889be0c5709f583b0d2552601de1a2"`
Dec 19 21:37:46.720 INFO [stdout] 00d1deab8ca55acc40643ef2ae756b07d5889be0c5709f583b0d2552601de1a2