Dec 17 20:22:30.921 INFO checking lux01/synacor against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 20:22:30.921 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/lux01/synacor:/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 20:22:31.439 INFO [stdout] 0240e5bef45e8c9e9f882476b6978b396ed7ce8f195dbfd99d0d0bc2527d98b1
Dec 17 20:22:31.441 INFO running `"docker" "start" "-a" "0240e5bef45e8c9e9f882476b6978b396ed7ce8f195dbfd99d0d0bc2527d98b1"`
Dec 17 20:22:33.528 INFO [stderr]     Checking serde v0.9.6
Dec 17 20:22:33.536 INFO [stderr]     Checking termion v1.1.4
Dec 17 20:22:33.536 INFO [stderr]     Checking bit-set v0.4.0
Dec 17 20:22:33.544 INFO [stderr]     Checking chan v0.1.18
Dec 17 20:22:33.544 INFO [stderr]    Compiling serde_derive v0.9.6
Dec 17 20:22:35.384 INFO [stderr]     Checking chan-signal v0.2.0
Dec 17 20:22:46.788 INFO [stderr]     Checking serde_json v0.9.5
Dec 17 20:22:48.368 INFO [stderr]     Checking synacor v0.1.0 (/opt/crater/workdir)
Dec 17 20:22:51.840 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 20:22:51.840 INFO [stderr]  --> src/debugger/main.rs:8:1
Dec 17 20:22:51.841 INFO [stderr]   |
Dec 17 20:22:51.841 INFO [stderr] 8 | #[macro_use] extern crate chan;
Dec 17 20:22:51.841 INFO [stderr]   | ^^^^^^^^^^^^
Dec 17 20:22:51.856 INFO [stderr]   |
Dec 17 20:22:51.857 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 20:22:51.857 INFO [stderr] 
Dec 17 20:22:52.036 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 20:22:52.037 INFO [stderr]  --> src/debugger/main.rs:8:1
Dec 17 20:22:52.037 INFO [stderr]   |
Dec 17 20:22:52.037 INFO [stderr] 8 | #[macro_use] extern crate chan;
Dec 17 20:22:52.038 INFO [stderr]   | ^^^^^^^^^^^^
Dec 17 20:22:52.038 INFO [stderr]   |
Dec 17 20:22:52.038 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 20:22:52.038 INFO [stderr] 
Dec 17 20:22:52.584 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.18s
Dec 17 20:22:54.388 INFO running `"docker" "inspect" "0240e5bef45e8c9e9f882476b6978b396ed7ce8f195dbfd99d0d0bc2527d98b1"`
Dec 17 20:22:54.666 INFO running `"docker" "rm" "-f" "0240e5bef45e8c9e9f882476b6978b396ed7ce8f195dbfd99d0d0bc2527d98b1"`
Dec 17 20:22:55.040 INFO [stdout] 0240e5bef45e8c9e9f882476b6978b396ed7ce8f195dbfd99d0d0bc2527d98b1