Dec 17 22:58:49.329 INFO checking illicitonion/cargo-2018-use-repro against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 22:58:49.329 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/illicitonion/cargo-2018-use-repro:/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 22:58:49.958 INFO [stdout] d4977dcc5fd64f1e2e57b74adc856590853dcbb8b41fbe3400e4ba04c7bff431
Dec 17 22:58:49.960 INFO running `"docker" "start" "-a" "d4977dcc5fd64f1e2e57b74adc856590853dcbb8b41fbe3400e4ba04c7bff431"`
Dec 17 22:58:52.080 INFO [stderr]     Checking rust-use-repro v0.0.1 (/opt/crater/workdir)
Dec 17 22:58:52.300 INFO [stderr] warning: unused import: `::indexmap`
Dec 17 22:58:52.300 INFO [stderr]  --> src/main.rs:1:5
Dec 17 22:58:52.300 INFO [stderr]   |
Dec 17 22:58:52.300 INFO [stderr] 1 | use ::indexmap;
Dec 17 22:58:52.300 INFO [stderr]   |     ^^^^^^^^^^
Dec 17 22:58:52.300 INFO [stderr]   |
Dec 17 22:58:52.300 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 22:58:52.300 INFO [stderr] 
Dec 17 22:58:52.308 INFO [stderr] warning: unused variable: `indexmap`
Dec 17 22:58:52.309 INFO [stderr]  --> src/main.rs:4:9
Dec 17 22:58:52.309 INFO [stderr]   |
Dec 17 22:58:52.309 INFO [stderr] 4 |     let indexmap = String::new();
Dec 17 22:58:52.309 INFO [stderr]   |         ^^^^^^^^ help: consider using `_indexmap` instead
Dec 17 22:58:52.310 INFO [stderr]   |
Dec 17 22:58:52.310 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 22:58:52.310 INFO [stderr] 
Dec 17 22:58:52.388 INFO [stderr] warning: unused import: `::indexmap`
Dec 17 22:58:52.388 INFO [stderr]  --> src/main.rs:1:5
Dec 17 22:58:52.388 INFO [stderr]   |
Dec 17 22:58:52.388 INFO [stderr] 1 | use ::indexmap;
Dec 17 22:58:52.388 INFO [stderr]   |     ^^^^^^^^^^
Dec 17 22:58:52.388 INFO [stderr]   |
Dec 17 22:58:52.388 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 22:58:52.388 INFO [stderr] 
Dec 17 22:58:52.404 INFO [stderr] warning: unused variable: `indexmap`
Dec 17 22:58:52.404 INFO [stderr]  --> src/main.rs:4:9
Dec 17 22:58:52.404 INFO [stderr]   |
Dec 17 22:58:52.404 INFO [stderr] 4 |     let indexmap = String::new();
Dec 17 22:58:52.404 INFO [stderr]   |         ^^^^^^^^ help: consider using `_indexmap` instead
Dec 17 22:58:52.404 INFO [stderr]   |
Dec 17 22:58:52.404 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 22:58:52.404 INFO [stderr] 
Dec 17 22:58:52.448 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
Dec 17 22:58:53.054 INFO running `"docker" "inspect" "d4977dcc5fd64f1e2e57b74adc856590853dcbb8b41fbe3400e4ba04c7bff431"`
Dec 17 22:58:53.242 INFO running `"docker" "rm" "-f" "d4977dcc5fd64f1e2e57b74adc856590853dcbb8b41fbe3400e4ba04c7bff431"`
Dec 17 22:58:53.460 INFO [stdout] d4977dcc5fd64f1e2e57b74adc856590853dcbb8b41fbe3400e4ba04c7bff431