Nov 30 10:36:32.953 INFO checking IGI-111/xit against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 10:36:32.953 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 10:36:33.383 INFO [stdout] f7594b677e12ab0b9bfda5cd98ef8271dac044118bc6787f5d0e47b7191128af
Nov 30 10:36:33.385 INFO running `"docker" "start" "-a" "f7594b677e12ab0b9bfda5cd98ef8271dac044118bc6787f5d0e47b7191128af"`
Nov 30 10:36:34.410 INFO [stderr] usermod: no changes
Nov 30 10:36:34.484 INFO [stderr]     Checking serde_json v0.9.10
Nov 30 10:36:36.573 INFO [stderr]     Checking xit v0.1.0 (/source)
Nov 30 10:36:37.544 INFO [stderr] warning: unused imports: `Duration`, `Instant`
Nov 30 10:36:37.544 INFO [stderr]   --> src/main.rs:14:17
Nov 30 10:36:37.544 INFO [stderr]    |
Nov 30 10:36:37.544 INFO [stderr] 14 | use std::time::{Instant, Duration};
Nov 30 10:36:37.544 INFO [stderr]    |                 ^^^^^^^  ^^^^^^^^
Nov 30 10:36:37.544 INFO [stderr]    |
Nov 30 10:36:37.544 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 10:36:37.544 INFO [stderr] 
Nov 30 10:36:37.544 INFO [stderr] warning: unused import: `self`
Nov 30 10:36:37.548 INFO [stderr]   --> src/main.rs:15:23
Nov 30 10:36:37.548 INFO [stderr]    |
Nov 30 10:36:37.548 INFO [stderr] 15 | use std::sync::mpsc::{self, Receiver};
Nov 30 10:36:37.548 INFO [stderr]    |                       ^^^^
Nov 30 10:36:37.548 INFO [stderr] 
Nov 30 10:36:37.548 INFO [stderr] warning: unused import: `Read`
Nov 30 10:36:37.548 INFO [stderr]   --> src/main.rs:16:37
Nov 30 10:36:37.548 INFO [stderr]    |
Nov 30 10:36:37.548 INFO [stderr] 16 | use std::io::{stdin, stdout, Write, Read, BufWriter};
Nov 30 10:36:37.548 INFO [stderr]    |                                     ^^^^
Nov 30 10:36:37.548 INFO [stderr] 
Nov 30 10:36:37.711 INFO [stderr] warning: unused imports: `Duration`, `Instant`
Nov 30 10:36:37.711 INFO [stderr]   --> src/main.rs:14:17
Nov 30 10:36:37.711 INFO [stderr]    |
Nov 30 10:36:37.711 INFO [stderr] 14 | use std::time::{Instant, Duration};
Nov 30 10:36:37.711 INFO [stderr]    |                 ^^^^^^^  ^^^^^^^^
Nov 30 10:36:37.711 INFO [stderr]    |
Nov 30 10:36:37.711 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 10:36:37.711 INFO [stderr] 
Nov 30 10:36:37.711 INFO [stderr] warning: unused import: `self`
Nov 30 10:36:37.711 INFO [stderr]   --> src/main.rs:15:23
Nov 30 10:36:37.711 INFO [stderr]    |
Nov 30 10:36:37.711 INFO [stderr] 15 | use std::sync::mpsc::{self, Receiver};
Nov 30 10:36:37.711 INFO [stderr]    |                       ^^^^
Nov 30 10:36:37.711 INFO [stderr] 
Nov 30 10:36:37.711 INFO [stderr] warning: unused import: `Read`
Nov 30 10:36:37.711 INFO [stderr]   --> src/main.rs:16:37
Nov 30 10:36:37.711 INFO [stderr]    |
Nov 30 10:36:37.711 INFO [stderr] 16 | use std::io::{stdin, stdout, Write, Read, BufWriter};
Nov 30 10:36:37.711 INFO [stderr]    |                                     ^^^^
Nov 30 10:36:37.711 INFO [stderr] 
Nov 30 10:36:37.968 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.54s
Nov 30 10:36:37.972 INFO [stderr] su: No module specific data is present
Nov 30 10:36:38.621 INFO running `"docker" "inspect" "f7594b677e12ab0b9bfda5cd98ef8271dac044118bc6787f5d0e47b7191128af"`
Nov 30 10:36:38.874 INFO running `"docker" "rm" "-f" "f7594b677e12ab0b9bfda5cd98ef8271dac044118bc6787f5d0e47b7191128af"`
Nov 30 10:36:39.208 INFO [stdout] f7594b677e12ab0b9bfda5cd98ef8271dac044118bc6787f5d0e47b7191128af