Dec 17 22:25:30.873 INFO checking jeorb/icfp2006 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 22:25:30.873 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/jeorb/icfp2006:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:25:31.240 INFO [stdout] 1075e91bf33c20a8a8e32bba188e8c0e759c29295774b8502cb7956ec2d44dc7
Dec 17 22:25:31.242 INFO running `"docker" "start" "-a" "1075e91bf33c20a8a8e32bba188e8c0e759c29295774b8502cb7956ec2d44dc7"`
Dec 17 22:25:32.312 INFO [stderr]     Checking icfp2006 v0.1.0 (/opt/crater/workdir)
Dec 17 22:25:32.604 INFO [stderr] warning: value assigned to `dump_file` is never read
Dec 17 22:25:32.604 INFO [stderr]   --> src/main.rs:13:13
Dec 17 22:25:32.604 INFO [stderr]    |
Dec 17 22:25:32.604 INFO [stderr] 13 |     let mut dump_file = "".to_owned();
Dec 17 22:25:32.604 INFO [stderr]    |             ^^^^^^^^^
Dec 17 22:25:32.604 INFO [stderr]    |
Dec 17 22:25:32.604 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 22:25:32.604 INFO [stderr] 
Dec 17 22:25:32.616 INFO [stderr] warning: value assigned to `dump_file` is never read
Dec 17 22:25:32.616 INFO [stderr]   --> src/main.rs:13:13
Dec 17 22:25:32.616 INFO [stderr]    |
Dec 17 22:25:32.616 INFO [stderr] 13 |     let mut dump_file = "".to_owned();
Dec 17 22:25:32.616 INFO [stderr]    |             ^^^^^^^^^
Dec 17 22:25:32.616 INFO [stderr]    |
Dec 17 22:25:32.616 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 17 22:25:32.616 INFO [stderr] 
Dec 17 22:25:32.656 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
Dec 17 22:25:33.008 INFO running `"docker" "inspect" "1075e91bf33c20a8a8e32bba188e8c0e759c29295774b8502cb7956ec2d44dc7"`
Dec 17 22:25:33.224 INFO running `"docker" "rm" "-f" "1075e91bf33c20a8a8e32bba188e8c0e759c29295774b8502cb7956ec2d44dc7"`
Dec 17 22:25:33.432 INFO [stdout] 1075e91bf33c20a8a8e32bba188e8c0e759c29295774b8502cb7956ec2d44dc7