Dec 11 14:23:58.188 INFO checking lux01/synacor against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 14:23:58.188 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 14:23:58.779 INFO [stdout] 4c3a40b8fd824b21be30a1815dbb55e66e935b0959657a19d6dfc7d23a06fb4e
Dec 11 14:23:58.781 INFO running `"docker" "start" "-a" "4c3a40b8fd824b21be30a1815dbb55e66e935b0959657a19d6dfc7d23a06fb4e"`
Dec 11 14:24:00.497 INFO [stderr] usermod: no changes
Dec 11 14:24:00.686 INFO [stderr]     Checking bit-vec v0.4.3
Dec 11 14:24:00.686 INFO [stderr]     Checking termion v1.1.4
Dec 11 14:24:00.686 INFO [stderr]     Checking serde_json v0.9.5
Dec 11 14:24:00.686 INFO [stderr]     Checking chan v0.1.18
Dec 11 14:24:01.793 INFO [stderr]     Checking bit-set v0.4.0
Dec 11 14:24:02.800 INFO [stderr]     Checking chan-signal v0.2.0
Dec 11 14:24:04.019 INFO [stderr]     Checking synacor v0.1.0 (/source)
Dec 11 14:24:10.428 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 14:24:10.428 INFO [stderr]  --> src/debugger/main.rs:8:1
Dec 11 14:24:10.428 INFO [stderr]   |
Dec 11 14:24:10.428 INFO [stderr] 8 | #[macro_use] extern crate chan;
Dec 11 14:24:10.428 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 14:24:10.428 INFO [stderr]   |
Dec 11 14:24:10.428 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 14:24:10.428 INFO [stderr] 
Dec 11 14:24:11.060 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 14:24:11.060 INFO [stderr]  --> src/debugger/main.rs:8:1
Dec 11 14:24:11.060 INFO [stderr]   |
Dec 11 14:24:11.060 INFO [stderr] 8 | #[macro_use] extern crate chan;
Dec 11 14:24:11.060 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 14:24:11.060 INFO [stderr]   |
Dec 11 14:24:11.060 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 14:24:11.060 INFO [stderr] 
Dec 11 14:24:11.956 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.43s
Dec 11 14:24:11.956 INFO [stderr] su: No module specific data is present
Dec 11 14:24:12.574 INFO running `"docker" "inspect" "4c3a40b8fd824b21be30a1815dbb55e66e935b0959657a19d6dfc7d23a06fb4e"`
Dec 11 14:24:12.872 INFO running `"docker" "rm" "-f" "4c3a40b8fd824b21be30a1815dbb55e66e935b0959657a19d6dfc7d23a06fb4e"`
Dec 11 14:24:13.136 INFO [stdout] 4c3a40b8fd824b21be30a1815dbb55e66e935b0959657a19d6dfc7d23a06fb4e