Dec 04 07:26:29.987 INFO checking vwxyzjn/hello_cargo against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 07:26:29.988 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 04 07:26:30.503 INFO [stdout] 8cacb463fde4f23b84044ab75c56b4765dcfd1acea5d6f7aa36f7db296738cb8
Dec 04 07:26:30.509 INFO running `"docker" "start" "-a" "8cacb463fde4f23b84044ab75c56b4765dcfd1acea5d6f7aa36f7db296738cb8"`
Dec 04 07:26:31.781 INFO [stderr] usermod: no changes
Dec 04 07:26:31.835 INFO [stderr]     Checking rand v0.3.20
Dec 04 07:26:33.342 INFO [stderr]     Checking hello_cargo v0.1.0 (/source)
Dec 04 07:26:33.551 INFO [stderr] warning: unused import: `std::io`
Dec 04 07:26:33.551 INFO [stderr]  --> src/main.rs:1:5
Dec 04 07:26:33.551 INFO [stderr]   |
Dec 04 07:26:33.551 INFO [stderr] 1 | use std::io;
Dec 04 07:26:33.551 INFO [stderr]   |     ^^^^^^^
Dec 04 07:26:33.551 INFO [stderr]   |
Dec 04 07:26:33.551 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 07:26:33.551 INFO [stderr] 
Dec 04 07:26:33.627 INFO [stderr] warning: unused import: `std::io`
Dec 04 07:26:33.627 INFO [stderr]  --> src/main.rs:1:5
Dec 04 07:26:33.627 INFO [stderr]   |
Dec 04 07:26:33.627 INFO [stderr] 1 | use std::io;
Dec 04 07:26:33.627 INFO [stderr]   |     ^^^^^^^
Dec 04 07:26:33.627 INFO [stderr]   |
Dec 04 07:26:33.627 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 07:26:33.627 INFO [stderr] 
Dec 04 07:26:33.879 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.09s
Dec 04 07:26:33.887 INFO [stderr] su: No module specific data is present
Dec 04 07:26:34.831 INFO running `"docker" "inspect" "8cacb463fde4f23b84044ab75c56b4765dcfd1acea5d6f7aa36f7db296738cb8"`
Dec 04 07:26:35.173 INFO running `"docker" "rm" "-f" "8cacb463fde4f23b84044ab75c56b4765dcfd1acea5d6f7aa36f7db296738cb8"`
Dec 04 07:26:35.575 INFO [stdout] 8cacb463fde4f23b84044ab75c56b4765dcfd1acea5d6f7aa36f7db296738cb8