Dec 12 03:12:24.997 INFO checking DeltaManiac/mandlebrot against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 03:12:24.997 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 12 03:12:25.475 INFO [stdout] 5a94341df649423e61df39ee5573fac68350b8020e44b4084ef0816be173a391
Dec 12 03:12:25.478 INFO running `"docker" "start" "-a" "5a94341df649423e61df39ee5573fac68350b8020e44b4084ef0816be173a391"`
Dec 12 03:12:26.712 INFO [stderr] usermod: no changes
Dec 12 03:12:26.994 INFO [stderr]     Checking num-complex v0.2.0
Dec 12 03:12:26.994 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 12 03:12:27.028 INFO [stderr]     Checking tiff v0.2.1
Dec 12 03:12:27.056 INFO [stderr]     Checking crossbeam v0.4.1
Dec 12 03:12:29.469 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 12 03:12:31.085 INFO [stderr]     Checking num v0.2.0
Dec 12 03:12:32.245 INFO [stderr]     Checking rayon-core v1.4.1
Dec 12 03:12:33.793 INFO [stderr]     Checking rayon v1.0.2
Dec 12 03:12:37.498 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 12 03:12:39.485 INFO [stderr]     Checking image v0.20.0
Dec 12 03:12:45.932 INFO [stderr]     Checking txt_adv v0.1.0 (/source)
Dec 12 03:12:50.581 INFO [stderr] warning: unused import: `std::io::Write`
Dec 12 03:12:50.581 INFO [stderr]   --> src/main.rs:11:5
Dec 12 03:12:50.581 INFO [stderr]    |
Dec 12 03:12:50.581 INFO [stderr] 11 | use std::io::Write;
Dec 12 03:12:50.581 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 12 03:12:50.581 INFO [stderr]    |
Dec 12 03:12:50.581 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 03:12:50.581 INFO [stderr] 
Dec 12 03:12:50.852 INFO [stderr] warning: unused import: `std::io::Write`
Dec 12 03:12:50.852 INFO [stderr]   --> src/main.rs:11:5
Dec 12 03:12:50.852 INFO [stderr]    |
Dec 12 03:12:50.852 INFO [stderr] 11 | use std::io::Write;
Dec 12 03:12:50.852 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 12 03:12:50.852 INFO [stderr]    |
Dec 12 03:12:50.852 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 03:12:50.852 INFO [stderr] 
Dec 12 03:12:51.024 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.28s
Dec 12 03:12:51.040 INFO [stderr] su: No module specific data is present
Dec 12 03:12:51.890 INFO running `"docker" "inspect" "5a94341df649423e61df39ee5573fac68350b8020e44b4084ef0816be173a391"`
Dec 12 03:12:52.170 INFO running `"docker" "rm" "-f" "5a94341df649423e61df39ee5573fac68350b8020e44b4084ef0816be173a391"`
Dec 12 03:12:52.418 INFO [stdout] 5a94341df649423e61df39ee5573fac68350b8020e44b4084ef0816be173a391