Dec 19 19:49:22.423 INFO checking birkenfeld/fddf against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 19:49:22.423 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/birkenfeld/fddf:/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 19:49:23.029 INFO [stdout] 6660e8a28044a242471a41dd773b3185db2e59973e3eef04bfc126f36dea9df5
Dec 19 19:49:23.031 INFO running `"docker" "start" "-a" "6660e8a28044a242471a41dd773b3185db2e59973e3eef04bfc126f36dea9df5"`
Dec 19 19:49:24.920 INFO [stderr]     Checking variance v0.1.3
Dec 19 19:49:24.924 INFO [stderr]     Checking scopeguard v0.1.2
Dec 19 19:49:24.945 INFO [stderr]     Checking unbytify v0.2.0
Dec 19 19:49:24.980 INFO [stderr]    Compiling syn v0.15.20
Dec 19 19:49:24.984 INFO [stderr]     Checking crypto-mac v0.7.0
Dec 19 19:49:26.148 INFO [stderr]     Checking blake2 v0.8.0
Dec 19 19:49:26.160 INFO [stderr]     Checking scoped-pool v1.0.0
Dec 19 19:49:36.454 INFO [stderr]    Compiling structopt-derive v0.2.13
Dec 19 19:49:40.061 INFO [stderr]     Checking structopt v0.2.13
Dec 19 19:49:40.469 INFO [stderr]     Checking fddf v1.4.1 (/opt/crater/workdir)
Dec 19 19:49:41.564 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 19:49:41.564 INFO [stderr]  --> src/main.rs:1:1
Dec 19 19:49:41.564 INFO [stderr]   |
Dec 19 19:49:41.564 INFO [stderr] 1 | #[macro_use]
Dec 19 19:49:41.564 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 19:49:41.564 INFO [stderr]   |
Dec 19 19:49:41.564 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 19:49:41.564 INFO [stderr] 
Dec 19 19:49:41.632 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 19:49:41.632 INFO [stderr]  --> src/main.rs:1:1
Dec 19 19:49:41.632 INFO [stderr]   |
Dec 19 19:49:41.632 INFO [stderr] 1 | #[macro_use]
Dec 19 19:49:41.632 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 19:49:41.632 INFO [stderr]   |
Dec 19 19:49:41.632 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 19:49:41.632 INFO [stderr] 
Dec 19 19:49:42.097 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.34s
Dec 19 19:49:43.026 INFO running `"docker" "inspect" "6660e8a28044a242471a41dd773b3185db2e59973e3eef04bfc126f36dea9df5"`
Dec 19 19:49:43.380 INFO running `"docker" "rm" "-f" "6660e8a28044a242471a41dd773b3185db2e59973e3eef04bfc126f36dea9df5"`
Dec 19 19:49:43.772 INFO [stdout] 6660e8a28044a242471a41dd773b3185db2e59973e3eef04bfc126f36dea9df5