Dec 11 14:23:59.526 INFO checking lux01/synacor against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 14:23:59.526 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 14:24:00.075 INFO [stdout] 2be727d7716c882a57868df25386d63b154d8779c71a522be4d72d87b2c716cb
Dec 11 14:24:00.106 INFO running `"docker" "start" "-a" "2be727d7716c882a57868df25386d63b154d8779c71a522be4d72d87b2c716cb"`
Dec 11 14:24:01.768 INFO [stderr] usermod: no changes
Dec 11 14:24:01.960 INFO [stderr]     Checking serde v0.9.6
Dec 11 14:24:01.960 INFO [stderr]     Checking termion v1.1.4
Dec 11 14:24:01.964 INFO [stderr]     Checking chan v0.1.18
Dec 11 14:24:01.972 INFO [stderr]    Compiling serde_derive v0.9.6
Dec 11 14:24:04.406 INFO [stderr]     Checking chan-signal v0.2.0
Dec 11 14:24:15.183 INFO [stderr]     Checking serde_json v0.9.5
Dec 11 14:24:16.935 INFO [stderr]     Checking synacor v0.1.0 (/source)
Dec 11 14:24:21.736 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 14:24:21.736 INFO [stderr]  --> src/debugger/main.rs:8:1
Dec 11 14:24:21.736 INFO [stderr]   |
Dec 11 14:24:21.736 INFO [stderr] 8 | #[macro_use] extern crate chan;
Dec 11 14:24:21.736 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 14:24:21.736 INFO [stderr]   |
Dec 11 14:24:21.736 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 14:24:21.736 INFO [stderr] 
Dec 11 14:24:22.244 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 14:24:22.244 INFO [stderr]  --> src/debugger/main.rs:8:1
Dec 11 14:24:22.244 INFO [stderr]   |
Dec 11 14:24:22.244 INFO [stderr] 8 | #[macro_use] extern crate chan;
Dec 11 14:24:22.244 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 14:24:22.244 INFO [stderr]   |
Dec 11 14:24:22.244 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 14:24:22.244 INFO [stderr] 
Dec 11 14:24:22.658 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.86s
Dec 11 14:24:22.663 INFO [stderr] su: No module specific data is present
Dec 11 14:24:22.948 INFO running `"docker" "inspect" "2be727d7716c882a57868df25386d63b154d8779c71a522be4d72d87b2c716cb"`
Dec 11 14:24:23.026 INFO running `"docker" "rm" "-f" "2be727d7716c882a57868df25386d63b154d8779c71a522be4d72d87b2c716cb"`
Dec 11 14:24:23.147 INFO [stdout] 2be727d7716c882a57868df25386d63b154d8779c71a522be4d72d87b2c716cb