Dec 05 02:02:45.782 INFO checking IGI-111/xit against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 02:02:45.782 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 02:02:46.032 INFO [stdout] 535caa181c0d072ae1e6bbaf565daf503593db0a5adde9483b43c0811db10d5d
Dec 05 02:02:46.034 INFO running `"docker" "start" "-a" "535caa181c0d072ae1e6bbaf565daf503593db0a5adde9483b43c0811db10d5d"`
Dec 05 02:02:47.391 INFO [stderr] usermod: no changes
Dec 05 02:02:47.466 INFO [stderr]     Checking termion v1.3.0
Dec 05 02:02:48.431 INFO [stderr]     Checking xit v0.1.0 (/source)
Dec 05 02:02:49.053 INFO [stderr] warning: unused imports: `Duration`, `Instant`
Dec 05 02:02:49.053 INFO [stderr]   --> src/main.rs:14:17
Dec 05 02:02:49.053 INFO [stderr]    |
Dec 05 02:02:49.053 INFO [stderr] 14 | use std::time::{Instant, Duration};
Dec 05 02:02:49.053 INFO [stderr]    |                 ^^^^^^^  ^^^^^^^^
Dec 05 02:02:49.053 INFO [stderr]    |
Dec 05 02:02:49.053 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 02:02:49.053 INFO [stderr] 
Dec 05 02:02:49.053 INFO [stderr] warning: unused import: `self`
Dec 05 02:02:49.053 INFO [stderr]   --> src/main.rs:15:23
Dec 05 02:02:49.053 INFO [stderr]    |
Dec 05 02:02:49.053 INFO [stderr] 15 | use std::sync::mpsc::{self, Receiver};
Dec 05 02:02:49.053 INFO [stderr]    |                       ^^^^
Dec 05 02:02:49.053 INFO [stderr] 
Dec 05 02:02:49.053 INFO [stderr] warning: unused import: `Read`
Dec 05 02:02:49.053 INFO [stderr]   --> src/main.rs:16:37
Dec 05 02:02:49.053 INFO [stderr]    |
Dec 05 02:02:49.053 INFO [stderr] 16 | use std::io::{stdin, stdout, Write, Read, BufWriter};
Dec 05 02:02:49.053 INFO [stderr]    |                                     ^^^^
Dec 05 02:02:49.054 INFO [stderr] 
Dec 05 02:02:49.139 INFO [stderr] warning: unused imports: `Duration`, `Instant`
Dec 05 02:02:49.139 INFO [stderr]   --> src/main.rs:14:17
Dec 05 02:02:49.139 INFO [stderr]    |
Dec 05 02:02:49.139 INFO [stderr] 14 | use std::time::{Instant, Duration};
Dec 05 02:02:49.139 INFO [stderr]    |                 ^^^^^^^  ^^^^^^^^
Dec 05 02:02:49.139 INFO [stderr]    |
Dec 05 02:02:49.140 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 02:02:49.140 INFO [stderr] 
Dec 05 02:02:49.140 INFO [stderr] warning: unused import: `self`
Dec 05 02:02:49.140 INFO [stderr]   --> src/main.rs:15:23
Dec 05 02:02:49.140 INFO [stderr]    |
Dec 05 02:02:49.140 INFO [stderr] 15 | use std::sync::mpsc::{self, Receiver};
Dec 05 02:02:49.140 INFO [stderr]    |                       ^^^^
Dec 05 02:02:49.140 INFO [stderr] 
Dec 05 02:02:49.140 INFO [stderr] warning: unused import: `Read`
Dec 05 02:02:49.140 INFO [stderr]   --> src/main.rs:16:37
Dec 05 02:02:49.140 INFO [stderr]    |
Dec 05 02:02:49.140 INFO [stderr] 16 | use std::io::{stdin, stdout, Write, Read, BufWriter};
Dec 05 02:02:49.140 INFO [stderr]    |                                     ^^^^
Dec 05 02:02:49.140 INFO [stderr] 
Dec 05 02:02:49.317 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
Dec 05 02:02:49.320 INFO [stderr] su: No module specific data is present
Dec 05 02:02:49.873 INFO running `"docker" "inspect" "535caa181c0d072ae1e6bbaf565daf503593db0a5adde9483b43c0811db10d5d"`
Dec 05 02:02:49.993 INFO running `"docker" "rm" "-f" "535caa181c0d072ae1e6bbaf565daf503593db0a5adde9483b43c0811db10d5d"`
Dec 05 02:02:50.105 INFO [stdout] 535caa181c0d072ae1e6bbaf565daf503593db0a5adde9483b43c0811db10d5d