Dec 18 05:03:27.113 INFO checking TyRoXx/learning-rust against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 05:03:27.113 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/TyRoXx/learning-rust:/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 18 05:03:27.652 INFO [stdout] b7760ff49ef8f725bd31d735111b326c93d4885e8678daae16742bc6a5587739
Dec 18 05:03:27.652 INFO running `"docker" "start" "-a" "b7760ff49ef8f725bd31d735111b326c93d4885e8678daae16742bc6a5587739"`
Dec 18 05:03:29.272 INFO [stderr]     Checking library2 v0.1.0 (/opt/crater/workdir/src/library2)
Dec 18 05:03:29.509 INFO [stderr] warning: unused import: `std::fs::read_dir`
Dec 18 05:03:29.509 INFO [stderr]  --> src/library2/src/lib.rs:1:5
Dec 18 05:03:29.509 INFO [stderr]   |
Dec 18 05:03:29.510 INFO [stderr] 1 | use std::fs::read_dir;
Dec 18 05:03:29.510 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 18 05:03:29.510 INFO [stderr]   |
Dec 18 05:03:29.511 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:03:29.511 INFO [stderr] 
Dec 18 05:03:29.511 INFO [stderr] warning: unused import: `std::path::Path`
Dec 18 05:03:29.512 INFO [stderr]  --> src/library2/src/lib.rs:2:5
Dec 18 05:03:29.512 INFO [stderr]   |
Dec 18 05:03:29.512 INFO [stderr] 2 | use std::path::Path;
Dec 18 05:03:29.512 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 18 05:03:29.513 INFO [stderr] 
Dec 18 05:03:29.513 INFO [stderr] warning: unused import: `std::sync::atomic::AtomicPtr`
Dec 18 05:03:29.513 INFO [stderr]  --> src/library2/src/lib.rs:3:5
Dec 18 05:03:29.513 INFO [stderr]   |
Dec 18 05:03:29.514 INFO [stderr] 3 | use std::sync::atomic::AtomicPtr;
Dec 18 05:03:29.514 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:03:29.514 INFO [stderr] 
Dec 18 05:03:29.514 INFO [stderr] warning: unused import: `std::sync::atomic::Ordering`
Dec 18 05:03:29.514 INFO [stderr]  --> src/library2/src/lib.rs:4:5
Dec 18 05:03:29.514 INFO [stderr]   |
Dec 18 05:03:29.514 INFO [stderr] 4 | use std::sync::atomic::Ordering;
Dec 18 05:03:29.514 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:03:29.514 INFO [stderr] 
Dec 18 05:03:29.557 INFO [stderr]     Checking learning-rust v0.1.0 (/opt/crater/workdir)
Dec 18 05:03:29.812 INFO [stderr] warning: unused import: `library2::add`
Dec 18 05:03:29.812 INFO [stderr]  --> src/main.rs:2:5
Dec 18 05:03:29.812 INFO [stderr]   |
Dec 18 05:03:29.812 INFO [stderr] 2 | use library2::add;
Dec 18 05:03:29.812 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 18 05:03:29.812 INFO [stderr]   |
Dec 18 05:03:29.812 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:03:29.812 INFO [stderr] 
Dec 18 05:03:30.070 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Dec 18 05:03:30.756 INFO running `"docker" "inspect" "b7760ff49ef8f725bd31d735111b326c93d4885e8678daae16742bc6a5587739"`
Dec 18 05:03:31.300 INFO running `"docker" "rm" "-f" "b7760ff49ef8f725bd31d735111b326c93d4885e8678daae16742bc6a5587739"`
Dec 18 05:03:31.604 INFO [stdout] b7760ff49ef8f725bd31d735111b326c93d4885e8678daae16742bc6a5587739