Dec 04 15:29:32.912 INFO checking ksakiyama/my_first_rust against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 15:29:32.912 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 04 15:29:33.439 INFO [stdout] 7190d4cfb0efcdad622eebca1ccc4daf6ef2894c7e99876d6a9e0fe389b5fcf9
Dec 04 15:29:33.441 INFO running `"docker" "start" "-a" "7190d4cfb0efcdad622eebca1ccc4daf6ef2894c7e99876d6a9e0fe389b5fcf9"`
Dec 04 15:29:34.343 INFO [stderr] usermod: no changes
Dec 04 15:29:34.383 INFO [stderr]     Checking first_rust v0.1.0 (/source)
Dec 04 15:29:34.711 INFO [stderr] warning: function is never used: `read_from_file`
Dec 04 15:29:34.711 INFO [stderr]    --> src/main.rs:101:1
Dec 04 15:29:34.711 INFO [stderr]     |
Dec 04 15:29:34.711 INFO [stderr] 101 | fn read_from_file() -> Vec<Vec<i32>> {
Dec 04 15:29:34.711 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:29:34.711 INFO [stderr]     |
Dec 04 15:29:34.711 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 15:29:34.711 INFO [stderr] 
Dec 04 15:29:34.827 INFO [stderr] warning: function is never used: `read_from_file`
Dec 04 15:29:34.827 INFO [stderr]    --> src/main.rs:101:1
Dec 04 15:29:34.827 INFO [stderr]     |
Dec 04 15:29:34.827 INFO [stderr] 101 | fn read_from_file() -> Vec<Vec<i32>> {
Dec 04 15:29:34.827 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:29:34.827 INFO [stderr]     |
Dec 04 15:29:34.827 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 15:29:34.827 INFO [stderr] 
Dec 04 15:29:34.841 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Dec 04 15:29:34.843 INFO [stderr] su: No module specific data is present
Dec 04 15:29:35.234 INFO running `"docker" "inspect" "7190d4cfb0efcdad622eebca1ccc4daf6ef2894c7e99876d6a9e0fe389b5fcf9"`
Dec 04 15:29:35.546 INFO running `"docker" "rm" "-f" "7190d4cfb0efcdad622eebca1ccc4daf6ef2894c7e99876d6a9e0fe389b5fcf9"`
Dec 04 15:29:35.843 INFO [stdout] 7190d4cfb0efcdad622eebca1ccc4daf6ef2894c7e99876d6a9e0fe389b5fcf9