Dec 12 00:14:14.303 INFO checking Sparkmasterflex/quad_videos against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 00:14:14.303 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 00:14:14.774 INFO [stdout] f1758672260e42e56b797c3d05cd714efdf112221d82dbd232bff564e2ecccc2
Dec 12 00:14:14.775 INFO running `"docker" "start" "-a" "f1758672260e42e56b797c3d05cd714efdf112221d82dbd232bff564e2ecccc2"`
Dec 12 00:14:17.111 INFO [stderr] usermod: no changes
Dec 12 00:14:17.251 INFO [stderr]     Checking termion v1.5.1
Dec 12 00:14:17.252 INFO [stderr]     Checking chrono v0.4.0
Dec 12 00:14:20.042 INFO [stderr]     Checking quad_videos v0.1.0 (/source)
Dec 12 00:14:21.526 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:14:21.526 INFO [stderr]    --> src/main.rs:110:7
Dec 12 00:14:21.526 INFO [stderr]     |
Dec 12 00:14:21.526 INFO [stderr] 110 |       fs::rename(&display, &with_path);
Dec 12 00:14:21.526 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:14:21.526 INFO [stderr]     |
Dec 12 00:14:21.526 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 00:14:21.526 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:14:21.526 INFO [stderr] 
Dec 12 00:14:21.620 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:14:21.620 INFO [stderr]    --> src/main.rs:110:7
Dec 12 00:14:21.620 INFO [stderr]     |
Dec 12 00:14:21.621 INFO [stderr] 110 |       fs::rename(&display, &with_path);
Dec 12 00:14:21.621 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:14:21.621 INFO [stderr]     |
Dec 12 00:14:21.621 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 00:14:21.621 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:14:21.621 INFO [stderr] 
Dec 12 00:14:21.661 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.52s
Dec 12 00:14:21.672 INFO [stderr] su: No module specific data is present
Dec 12 00:14:22.088 INFO running `"docker" "inspect" "f1758672260e42e56b797c3d05cd714efdf112221d82dbd232bff564e2ecccc2"`
Dec 12 00:14:22.377 INFO running `"docker" "rm" "-f" "f1758672260e42e56b797c3d05cd714efdf112221d82dbd232bff564e2ecccc2"`
Dec 12 00:14:22.611 INFO [stdout] f1758672260e42e56b797c3d05cd714efdf112221d82dbd232bff564e2ecccc2