Dec 17 12:22:53.695 INFO checking vorner/duprm against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 12:22:53.695 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/vorner/duprm:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 12:22:54.288 INFO [stdout] ee50be56d6d2530a1cfa97fc13548e4c62176bcfea0dd3351f93bb053ee29ce5
Dec 17 12:22:54.290 INFO running `"docker" "start" "-a" "ee50be56d6d2530a1cfa97fc13548e4c62176bcfea0dd3351f93bb053ee29ce5"`
Dec 17 12:22:56.784 INFO [stderr]     Checking libc v0.2.22
Dec 17 12:22:56.784 INFO [stderr]     Checking regex-syntax v0.4.0
Dec 17 12:22:56.784 INFO [stderr]     Checking futures v0.1.13
Dec 17 12:22:56.784 INFO [stderr]     Checking log v0.3.7
Dec 17 12:22:58.001 INFO [stderr]     Checking thread-id v3.1.0
Dec 17 12:22:58.001 INFO [stderr]     Checking memchr v1.0.1
Dec 17 12:22:58.001 INFO [stderr]     Checking num_cpus v1.4.0
Dec 17 12:22:58.477 INFO [stderr]     Checking thread_local v0.3.3
Dec 17 12:22:58.793 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 17 12:23:00.620 INFO [stderr]     Checking regex v0.2.1
Dec 17 12:23:01.540 INFO [stderr]     Checking futures-cpupool v0.1.5
Dec 17 12:23:03.060 INFO [stderr]     Checking env_logger v0.4.2
Dec 17 12:23:03.516 INFO [stderr]     Checking duprm v0.1.0 (/opt/crater/workdir)
Dec 17 12:23:04.268 INFO [stderr] warning: the feature `drop_types_in_const` has been stable since 1.22.0 and no longer requires an attribute to enable
Dec 17 12:23:04.268 INFO [stderr]  --> src/main.rs:1:12
Dec 17 12:23:04.268 INFO [stderr]   |
Dec 17 12:23:04.268 INFO [stderr] 1 | #![feature(drop_types_in_const)]
Dec 17 12:23:04.268 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^
Dec 17 12:23:04.268 INFO [stderr]   |
Dec 17 12:23:04.268 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 17 12:23:04.268 INFO [stderr] 
Dec 17 12:23:04.300 INFO [stderr] warning: the feature `drop_types_in_const` has been stable since 1.22.0 and no longer requires an attribute to enable
Dec 17 12:23:04.300 INFO [stderr]  --> src/main.rs:1:12
Dec 17 12:23:04.300 INFO [stderr]   |
Dec 17 12:23:04.300 INFO [stderr] 1 | #![feature(drop_types_in_const)]
Dec 17 12:23:04.300 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^
Dec 17 12:23:04.300 INFO [stderr]   |
Dec 17 12:23:04.300 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 17 12:23:04.300 INFO [stderr] 
Dec 17 12:23:04.334 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.64s
Dec 17 12:23:05.876 INFO running `"docker" "inspect" "ee50be56d6d2530a1cfa97fc13548e4c62176bcfea0dd3351f93bb053ee29ce5"`
Dec 17 12:23:06.222 INFO running `"docker" "rm" "-f" "ee50be56d6d2530a1cfa97fc13548e4c62176bcfea0dd3351f93bb053ee29ce5"`
Dec 17 12:23:06.556 INFO [stdout] ee50be56d6d2530a1cfa97fc13548e4c62176bcfea0dd3351f93bb053ee29ce5