Dec 11 15:07:25.049 INFO checking ksakiyama/my_first_rust against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 15:07:25.049 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 15:07:25.529 INFO [stdout] 97fbb7781b19777f220bb1332a93d00cf527852a110ae5bd35c8ded0415a8ccb
Dec 11 15:07:25.531 INFO running `"docker" "start" "-a" "97fbb7781b19777f220bb1332a93d00cf527852a110ae5bd35c8ded0415a8ccb"`
Dec 11 15:07:27.235 INFO [stderr] usermod: no changes
Dec 11 15:07:27.318 INFO [stderr]     Checking first_rust v0.1.0 (/source)
Dec 11 15:07:27.808 INFO [stderr] warning: function is never used: `read_from_file`
Dec 11 15:07:27.808 INFO [stderr]    --> src/main.rs:101:1
Dec 11 15:07:27.808 INFO [stderr]     |
Dec 11 15:07:27.808 INFO [stderr] 101 | fn read_from_file() -> Vec<Vec<i32>> {
Dec 11 15:07:27.808 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 15:07:27.808 INFO [stderr]     |
Dec 11 15:07:27.808 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 15:07:27.808 INFO [stderr] 
Dec 11 15:07:27.912 INFO [stderr] warning: function is never used: `read_from_file`
Dec 11 15:07:27.912 INFO [stderr]    --> src/main.rs:101:1
Dec 11 15:07:27.912 INFO [stderr]     |
Dec 11 15:07:27.912 INFO [stderr] 101 | fn read_from_file() -> Vec<Vec<i32>> {
Dec 11 15:07:27.912 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 15:07:27.912 INFO [stderr]     |
Dec 11 15:07:27.912 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 15:07:27.912 INFO [stderr] 
Dec 11 15:07:27.936 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Dec 11 15:07:27.936 INFO [stderr] su: No module specific data is present
Dec 11 15:07:29.040 INFO running `"docker" "inspect" "97fbb7781b19777f220bb1332a93d00cf527852a110ae5bd35c8ded0415a8ccb"`
Dec 11 15:07:29.314 INFO running `"docker" "rm" "-f" "97fbb7781b19777f220bb1332a93d00cf527852a110ae5bd35c8ded0415a8ccb"`
Dec 11 15:07:29.580 INFO [stdout] 97fbb7781b19777f220bb1332a93d00cf527852a110ae5bd35c8ded0415a8ccb