Dec 04 10:45:42.864 INFO checking sbeckeriv/temp-dir against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 10:45:42.864 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 10:45:43.384 INFO [stdout] 37f2ac187b6f3d51cfe3595a9fa67b3d312dfda4311ab7bff58351d55f479466
Dec 04 10:45:43.389 INFO running `"docker" "start" "-a" "37f2ac187b6f3d51cfe3595a9fa67b3d312dfda4311ab7bff58351d55f479466"`
Dec 04 10:45:45.102 INFO [stderr] usermod: no changes
Dec 04 10:45:45.171 INFO [stderr]     Checking temp-dir v0.1.0 (/source)
Dec 04 10:45:45.563 INFO [stderr] warning: unused import: `std::fs::File`
Dec 04 10:45:45.563 INFO [stderr]  --> src/main.rs:3:5
Dec 04 10:45:45.563 INFO [stderr]   |
Dec 04 10:45:45.563 INFO [stderr] 3 | use std::fs::File;
Dec 04 10:45:45.563 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 04 10:45:45.563 INFO [stderr]   |
Dec 04 10:45:45.563 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 10:45:45.563 INFO [stderr] 
Dec 04 10:45:45.563 INFO [stderr] warning: unused import: `rank::Test`
Dec 04 10:45:45.563 INFO [stderr]  --> src/main.rs:5:5
Dec 04 10:45:45.563 INFO [stderr]   |
Dec 04 10:45:45.563 INFO [stderr] 5 | use rank::Test;
Dec 04 10:45:45.563 INFO [stderr]   |     ^^^^^^^^^^
Dec 04 10:45:45.563 INFO [stderr] 
Dec 04 10:45:45.611 INFO [stderr] warning: struct is never constructed: `Test`
Dec 04 10:45:45.611 INFO [stderr]  --> src/rank.rs:1:1
Dec 04 10:45:45.611 INFO [stderr]   |
Dec 04 10:45:45.611 INFO [stderr] 1 | pub struct Test{
Dec 04 10:45:45.611 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 04 10:45:45.611 INFO [stderr]   |
Dec 04 10:45:45.611 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 10:45:45.611 INFO [stderr] 
Dec 04 10:45:45.679 INFO [stderr] warning: unused import: `std::fs::File`
Dec 04 10:45:45.679 INFO [stderr]  --> src/main.rs:3:5
Dec 04 10:45:45.679 INFO [stderr]   |
Dec 04 10:45:45.679 INFO [stderr] 3 | use std::fs::File;
Dec 04 10:45:45.679 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 04 10:45:45.679 INFO [stderr]   |
Dec 04 10:45:45.679 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 10:45:45.679 INFO [stderr] 
Dec 04 10:45:45.679 INFO [stderr] warning: unused import: `rank::Test`
Dec 04 10:45:45.679 INFO [stderr]  --> src/main.rs:5:5
Dec 04 10:45:45.679 INFO [stderr]   |
Dec 04 10:45:45.679 INFO [stderr] 5 | use rank::Test;
Dec 04 10:45:45.679 INFO [stderr]   |     ^^^^^^^^^^
Dec 04 10:45:45.679 INFO [stderr] 
Dec 04 10:45:45.751 INFO [stderr] warning: struct is never constructed: `Test`
Dec 04 10:45:45.751 INFO [stderr]  --> src/rank.rs:1:1
Dec 04 10:45:45.751 INFO [stderr]   |
Dec 04 10:45:45.751 INFO [stderr] 1 | pub struct Test{
Dec 04 10:45:45.751 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 04 10:45:45.751 INFO [stderr]   |
Dec 04 10:45:45.751 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 10:45:45.751 INFO [stderr] 
Dec 04 10:45:45.787 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Dec 04 10:45:45.795 INFO [stderr] su: No module specific data is present
Dec 04 10:45:46.593 INFO running `"docker" "inspect" "37f2ac187b6f3d51cfe3595a9fa67b3d312dfda4311ab7bff58351d55f479466"`
Dec 04 10:45:47.009 INFO running `"docker" "rm" "-f" "37f2ac187b6f3d51cfe3595a9fa67b3d312dfda4311ab7bff58351d55f479466"`
Dec 04 10:45:47.303 INFO [stdout] 37f2ac187b6f3d51cfe3595a9fa67b3d312dfda4311ab7bff58351d55f479466