Dec 12 02:00:02.805 INFO checking KeenS/calc against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 02:00:02.805 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 12 02:00:03.172 INFO [stdout] dae0a3ac6b0a43fc3a04ee6548a556b2fe1ba061a25edc5cffa66f33d61b293e
Dec 12 02:00:03.176 INFO running `"docker" "start" "-a" "dae0a3ac6b0a43fc3a04ee6548a556b2fe1ba061a25edc5cffa66f33d61b293e"`
Dec 12 02:00:04.956 INFO [stderr] usermod: no changes
Dec 12 02:00:05.032 INFO [stderr]     Checking calc v0.1.0 (/source)
Dec 12 02:00:05.960 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 02:00:05.960 INFO [stderr]  --> src/main.rs:1:1
Dec 12 02:00:05.960 INFO [stderr]   |
Dec 12 02:00:05.960 INFO [stderr] 1 | #[macro_use]
Dec 12 02:00:05.960 INFO [stderr]   | ^^^^^^^^^^^^
Dec 12 02:00:05.960 INFO [stderr]   |
Dec 12 02:00:05.960 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 02:00:05.960 INFO [stderr] 
Dec 12 02:00:06.052 INFO [stderr] warning: unused `#[macro_use]` import
Dec 12 02:00:06.052 INFO [stderr]  --> src/main.rs:1:1
Dec 12 02:00:06.052 INFO [stderr]   |
Dec 12 02:00:06.052 INFO [stderr] 1 | #[macro_use]
Dec 12 02:00:06.052 INFO [stderr]   | ^^^^^^^^^^^^
Dec 12 02:00:06.052 INFO [stderr]   |
Dec 12 02:00:06.052 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 02:00:06.052 INFO [stderr] 
Dec 12 02:00:06.248 INFO [stderr] warning: method is never used: `new`
Dec 12 02:00:06.248 INFO [stderr]   --> src/main.rs:28:5
Dec 12 02:00:06.248 INFO [stderr]    |
Dec 12 02:00:06.248 INFO [stderr] 28 |     fn new(l: BinOp, op: Op, r: BinOp) -> BinOp {
Dec 12 02:00:06.248 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:00:06.248 INFO [stderr]    |
Dec 12 02:00:06.248 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 02:00:06.248 INFO [stderr] 
Dec 12 02:00:06.268 INFO [stderr] warning: method is never used: `new`
Dec 12 02:00:06.268 INFO [stderr]   --> src/main.rs:28:5
Dec 12 02:00:06.268 INFO [stderr]    |
Dec 12 02:00:06.268 INFO [stderr] 28 |     fn new(l: BinOp, op: Op, r: BinOp) -> BinOp {
Dec 12 02:00:06.268 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:00:06.268 INFO [stderr]    |
Dec 12 02:00:06.268 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 02:00:06.268 INFO [stderr] 
Dec 12 02:00:06.312 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
Dec 12 02:00:06.320 INFO [stderr] su: No module specific data is present
Dec 12 02:00:07.178 INFO running `"docker" "inspect" "dae0a3ac6b0a43fc3a04ee6548a556b2fe1ba061a25edc5cffa66f33d61b293e"`
Dec 12 02:00:07.451 INFO running `"docker" "rm" "-f" "dae0a3ac6b0a43fc3a04ee6548a556b2fe1ba061a25edc5cffa66f33d61b293e"`
Dec 12 02:00:07.689 INFO [stdout] dae0a3ac6b0a43fc3a04ee6548a556b2fe1ba061a25edc5cffa66f33d61b293e