Dec 04 07:35:01.945 INFO checking vivainio/rraf against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 07:35:01.946 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 07:35:02.491 INFO [stdout] 663ad6da6c41b4b34b84f8230fa4f8b1e059be4d01e1e70d0e84a0f1de18b237
Dec 04 07:35:02.497 INFO running `"docker" "start" "-a" "663ad6da6c41b4b34b84f8230fa4f8b1e059be4d01e1e70d0e84a0f1de18b237"`
Dec 04 07:35:03.886 INFO [stderr] usermod: no changes
Dec 04 07:35:03.991 INFO [stderr]     Checking walkdir v0.1.8
Dec 04 07:35:04.429 INFO [stderr]     Checking rraf v1.0.1 (/source)
Dec 04 07:35:04.907 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 04 07:35:04.907 INFO [stderr]  --> src/winhandle.rs:4:5
Dec 04 07:35:04.907 INFO [stderr]   |
Dec 04 07:35:04.907 INFO [stderr] 4 | use std::str::FromStr;
Dec 04 07:35:04.907 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 04 07:35:04.907 INFO [stderr]   |
Dec 04 07:35:04.907 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 07:35:04.907 INFO [stderr] 
Dec 04 07:35:04.963 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 04 07:35:04.963 INFO [stderr]  --> src/winhandle.rs:4:5
Dec 04 07:35:04.963 INFO [stderr]   |
Dec 04 07:35:04.963 INFO [stderr] 4 | use std::str::FromStr;
Dec 04 07:35:04.963 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 04 07:35:04.963 INFO [stderr]   |
Dec 04 07:35:04.963 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 07:35:04.963 INFO [stderr] 
Dec 04 07:35:05.187 INFO [stderr] warning: unused variable: `o`
Dec 04 07:35:05.187 INFO [stderr]   --> src/winhandle.rs:16:7
Dec 04 07:35:05.187 INFO [stderr]    |
Dec 04 07:35:05.187 INFO [stderr] 16 |         let o = Command::new("handle")
Dec 04 07:35:05.187 INFO [stderr]    |             ^ help: consider using `_o` instead
Dec 04 07:35:05.187 INFO [stderr]    |
Dec 04 07:35:05.187 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 07:35:05.187 INFO [stderr] 
Dec 04 07:35:05.243 INFO [stderr] warning: unused variable: `o`
Dec 04 07:35:05.243 INFO [stderr]   --> src/winhandle.rs:16:7
Dec 04 07:35:05.243 INFO [stderr]    |
Dec 04 07:35:05.243 INFO [stderr] 16 |         let o = Command::new("handle")
Dec 04 07:35:05.243 INFO [stderr]    |             ^ help: consider using `_o` instead
Dec 04 07:35:05.243 INFO [stderr]    |
Dec 04 07:35:05.243 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 07:35:05.243 INFO [stderr] 
Dec 04 07:35:05.249 INFO [stderr] warning: field is never used: `file_name`
Dec 04 07:35:05.249 INFO [stderr]   --> src/winhandle.rs:10:2
Dec 04 07:35:05.249 INFO [stderr]    |
Dec 04 07:35:05.250 INFO [stderr] 10 |     file_name: String
Dec 04 07:35:05.250 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 04 07:35:05.250 INFO [stderr]    |
Dec 04 07:35:05.250 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 07:35:05.250 INFO [stderr] 
Dec 04 07:35:05.250 INFO [stderr] warning: function is never used: `dump_named_captures`
Dec 04 07:35:05.250 INFO [stderr]   --> src/winhandle.rs:29:1
Dec 04 07:35:05.250 INFO [stderr]    |
Dec 04 07:35:05.250 INFO [stderr] 29 | fn dump_named_captures(cs: &Captures) {
Dec 04 07:35:05.250 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 07:35:05.250 INFO [stderr] 
Dec 04 07:35:05.251 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 07:35:05.251 INFO [stderr]    --> src/main.rs:157:13
Dec 04 07:35:05.251 INFO [stderr]     |
Dec 04 07:35:05.251 INFO [stderr] 157 |             fs::remove_dir_all(path);
Dec 04 07:35:05.251 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 07:35:05.251 INFO [stderr]     |
Dec 04 07:35:05.251 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 07:35:05.251 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 07:35:05.251 INFO [stderr] 
Dec 04 07:35:05.316 INFO [stderr] warning: field is never used: `file_name`
Dec 04 07:35:05.316 INFO [stderr]   --> src/winhandle.rs:10:2
Dec 04 07:35:05.316 INFO [stderr]    |
Dec 04 07:35:05.316 INFO [stderr] 10 |     file_name: String
Dec 04 07:35:05.316 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 04 07:35:05.316 INFO [stderr]    |
Dec 04 07:35:05.316 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 07:35:05.316 INFO [stderr] 
Dec 04 07:35:05.316 INFO [stderr] warning: function is never used: `dump_named_captures`
Dec 04 07:35:05.316 INFO [stderr]   --> src/winhandle.rs:29:1
Dec 04 07:35:05.316 INFO [stderr]    |
Dec 04 07:35:05.316 INFO [stderr] 29 | fn dump_named_captures(cs: &Captures) {
Dec 04 07:35:05.316 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 07:35:05.316 INFO [stderr] 
Dec 04 07:35:05.318 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 07:35:05.318 INFO [stderr]    --> src/main.rs:157:13
Dec 04 07:35:05.318 INFO [stderr]     |
Dec 04 07:35:05.318 INFO [stderr] 157 |             fs::remove_dir_all(path);
Dec 04 07:35:05.318 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 07:35:05.318 INFO [stderr]     |
Dec 04 07:35:05.318 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 07:35:05.318 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 07:35:05.318 INFO [stderr] 
Dec 04 07:35:05.363 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
Dec 04 07:35:05.367 INFO [stderr] su: No module specific data is present
Dec 04 07:35:06.995 INFO running `"docker" "inspect" "663ad6da6c41b4b34b84f8230fa4f8b1e059be4d01e1e70d0e84a0f1de18b237"`
Dec 04 07:35:07.253 INFO running `"docker" "rm" "-f" "663ad6da6c41b4b34b84f8230fa4f8b1e059be4d01e1e70d0e84a0f1de18b237"`
Dec 04 07:35:07.631 INFO [stdout] 663ad6da6c41b4b34b84f8230fa4f8b1e059be4d01e1e70d0e84a0f1de18b237