Dec 05 00:17:18.447 INFO checking Ryman/hack_simulator against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 00:17:18.447 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 05 00:17:18.786 INFO [stdout] c9331b5280b5b22571ffb42f88429fa54a6ac11c3ad87b67ebf45d99addb483d
Dec 05 00:17:18.795 INFO running `"docker" "start" "-a" "c9331b5280b5b22571ffb42f88429fa54a6ac11c3ad87b67ebf45d99addb483d"`
Dec 05 00:17:20.253 INFO [stderr] usermod: no changes
Dec 05 00:17:20.681 INFO [stderr]     Checking hack_assembler v0.0.1 (/source/assembler)
Dec 05 00:17:20.695 INFO [stderr]     Checking memchr v0.1.11
Dec 05 00:17:20.727 INFO [stderr]     Checking tempdir v0.3.5
Dec 05 00:17:20.733 INFO [stderr]     Checking arrayvec v0.4.3
Dec 05 00:17:20.740 INFO [stderr]     Checking thread-id v2.0.0
Dec 05 00:17:20.743 INFO [stderr]     Checking pistoncore-input v0.20.0
Dec 05 00:17:20.749 INFO [stderr]     Checking winit v0.8.3
Dec 05 00:17:22.564 INFO [stderr]     Checking thread_local v0.2.7
Dec 05 00:17:23.151 INFO [stderr]     Checking aho-corasick v0.5.3
Dec 05 00:17:23.403 INFO [stderr]     Checking hack_interpreter v0.0.1 (/source/interpreter)
Dec 05 00:17:24.727 INFO [stderr]     Checking rusttype v0.2.3
Dec 05 00:17:25.207 INFO [stderr]     Checking regex v0.1.80
Dec 05 00:17:25.283 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 05 00:17:25.283 INFO [stderr]  --> interpreter/src/runner/mod.rs:1:5
Dec 05 00:17:25.283 INFO [stderr]   |
Dec 05 00:17:25.283 INFO [stderr] 1 | use std::str::FromStr;
Dec 05 00:17:25.283 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 05 00:17:25.283 INFO [stderr]   |
Dec 05 00:17:25.283 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:17:25.283 INFO [stderr] 
Dec 05 00:17:29.015 INFO [stderr]     Checking glutin v0.10.0
Dec 05 00:17:29.280 INFO [stderr]     Checking piston2d-graphics v0.23.0
Dec 05 00:17:29.743 INFO [stderr]     Checking pistoncore-window v0.30.0
Dec 05 00:17:30.984 INFO [stderr]     Checking docopt v0.6.86
Dec 05 00:17:33.512 INFO [stderr]     Checking piston2d-gfx_graphics v0.46.0
Dec 05 00:17:34.507 INFO [stderr]     Checking pistoncore-event_loop v0.35.0
Dec 05 00:17:34.507 INFO [stderr]     Checking pistoncore-glutin_window v0.42.0
Dec 05 00:17:36.199 INFO [stderr]     Checking piston v0.35.0
Dec 05 00:17:39.243 INFO [stderr]     Checking piston_window v0.73.0
Dec 05 00:17:43.531 INFO [stderr]     Checking hack_simulator v0.0.1 (/source)
Dec 05 00:17:48.936 INFO [stderr] warning: unused import: `GenericImage`
Dec 05 00:17:48.936 INFO [stderr]  --> src/simulator.rs:3:32
Dec 05 00:17:48.936 INFO [stderr]   |
Dec 05 00:17:48.936 INFO [stderr] 3 | use image::{Rgba, ImageBuffer, GenericImage};
Dec 05 00:17:48.936 INFO [stderr]   |                                ^^^^^^^^^^^^
Dec 05 00:17:48.936 INFO [stderr]   |
Dec 05 00:17:48.936 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:17:48.936 INFO [stderr] 
Dec 05 00:17:49.005 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.71s
Dec 05 00:17:49.043 INFO [stderr] su: No module specific data is present
Dec 05 00:17:49.736 INFO running `"docker" "inspect" "c9331b5280b5b22571ffb42f88429fa54a6ac11c3ad87b67ebf45d99addb483d"`
Dec 05 00:17:49.969 INFO running `"docker" "rm" "-f" "c9331b5280b5b22571ffb42f88429fa54a6ac11c3ad87b67ebf45d99addb483d"`
Dec 05 00:17:50.195 INFO [stdout] c9331b5280b5b22571ffb42f88429fa54a6ac11c3ad87b67ebf45d99addb483d