Dec 19 06:16:52.333 INFO checking vaithak/scp-rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 06:16:52.333 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/vaithak/scp-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 06:16:52.684 INFO [stdout] 1e17a6a2b96c7e9d4adfd724d9e97f6e193a1c3c458043cb8132eba678be14b6
Dec 19 06:16:52.692 INFO running `"docker" "start" "-a" "1e17a6a2b96c7e9d4adfd724d9e97f6e193a1c3c458043cb8132eba678be14b6"`
Dec 19 06:16:54.275 INFO [stderr]     Checking walkdir v2.2.6
Dec 19 06:16:54.717 INFO [stderr]     Checking scp v0.1.0 (/opt/crater/workdir)
Dec 19 06:16:55.066 INFO [stderr] warning: unused variable: `dest_path`
Dec 19 06:16:55.066 INFO [stderr]  --> src/main.rs:9:40
Dec 19 06:16:55.066 INFO [stderr]   |
Dec 19 06:16:55.066 INFO [stderr] 9 | fn recursive_copy(source_path: String, dest_path: String) {
Dec 19 06:16:55.066 INFO [stderr]   |                                        ^^^^^^^^^ help: consider using `_dest_path` instead
Dec 19 06:16:55.066 INFO [stderr]   |
Dec 19 06:16:55.066 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 06:16:55.066 INFO [stderr] 
Dec 19 06:16:55.104 INFO [stderr] warning: unused variable: `dest_path`
Dec 19 06:16:55.104 INFO [stderr]  --> src/main.rs:9:40
Dec 19 06:16:55.104 INFO [stderr]   |
Dec 19 06:16:55.104 INFO [stderr] 9 | fn recursive_copy(source_path: String, dest_path: String) {
Dec 19 06:16:55.104 INFO [stderr]   |                                        ^^^^^^^^^ help: consider using `_dest_path` instead
Dec 19 06:16:55.104 INFO [stderr]   |
Dec 19 06:16:55.104 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 06:16:55.104 INFO [stderr] 
Dec 19 06:16:55.104 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 06:16:55.104 INFO [stderr]   --> src/main.rs:18:5
Dec 19 06:16:55.104 INFO [stderr]    |
Dec 19 06:16:55.104 INFO [stderr] 18 |     fs::copy(source_path, dest_path);  // Copy foo.txt to bar.txt
Dec 19 06:16:55.104 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:16:55.104 INFO [stderr]    |
Dec 19 06:16:55.104 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 06:16:55.104 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 06:16:55.104 INFO [stderr] 
Dec 19 06:16:55.136 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 06:16:55.136 INFO [stderr]   --> src/main.rs:18:5
Dec 19 06:16:55.136 INFO [stderr]    |
Dec 19 06:16:55.136 INFO [stderr] 18 |     fs::copy(source_path, dest_path);  // Copy foo.txt to bar.txt
Dec 19 06:16:55.136 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:16:55.136 INFO [stderr]    |
Dec 19 06:16:55.136 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 06:16:55.136 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 06:16:55.136 INFO [stderr] 
Dec 19 06:16:55.168 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Dec 19 06:16:55.784 INFO running `"docker" "inspect" "1e17a6a2b96c7e9d4adfd724d9e97f6e193a1c3c458043cb8132eba678be14b6"`
Dec 19 06:16:56.013 INFO running `"docker" "rm" "-f" "1e17a6a2b96c7e9d4adfd724d9e97f6e193a1c3c458043cb8132eba678be14b6"`
Dec 19 06:16:56.236 INFO [stdout] 1e17a6a2b96c7e9d4adfd724d9e97f6e193a1c3c458043cb8132eba678be14b6