Dec 17 12:28:53.179 INFO checking vivainio/rraf against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 12:28:53.179 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/vivainio/rraf:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 12:28:53.807 INFO [stdout] 9e53b1c4232b19e0f4afa0f64aab0389b6b77c1bdf774c432471738429d2e30c
Dec 17 12:28:53.809 INFO running `"docker" "start" "-a" "9e53b1c4232b19e0f4afa0f64aab0389b6b77c1bdf774c432471738429d2e30c"`
Dec 17 12:28:56.503 INFO [stderr]     Checking memchr v0.1.11
Dec 17 12:28:56.503 INFO [stderr]     Checking getopts v0.2.18
Dec 17 12:28:56.540 INFO [stderr]     Checking thread-id v2.0.0
Dec 17 12:28:56.540 INFO [stderr]     Checking walkdir v0.1.8
Dec 17 12:28:57.066 INFO [stderr]     Checking thread_local v0.2.7
Dec 17 12:28:57.234 INFO [stderr]     Checking aho-corasick v0.5.3
Dec 17 12:28:58.353 INFO [stderr]     Checking regex v0.1.80
Dec 17 12:29:00.504 INFO [stderr]     Checking rraf v1.0.1 (/opt/crater/workdir)
Dec 17 12:29:00.744 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 17 12:29:00.744 INFO [stderr]  --> src/winhandle.rs:4:5
Dec 17 12:29:00.744 INFO [stderr]   |
Dec 17 12:29:00.744 INFO [stderr] 4 | use std::str::FromStr;
Dec 17 12:29:00.744 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 17 12:29:00.744 INFO [stderr]   |
Dec 17 12:29:00.744 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 12:29:00.744 INFO [stderr] 
Dec 17 12:29:00.752 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 17 12:29:00.752 INFO [stderr]  --> src/winhandle.rs:4:5
Dec 17 12:29:00.752 INFO [stderr]   |
Dec 17 12:29:00.752 INFO [stderr] 4 | use std::str::FromStr;
Dec 17 12:29:00.752 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 17 12:29:00.752 INFO [stderr]   |
Dec 17 12:29:00.752 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 12:29:00.752 INFO [stderr] 
Dec 17 12:29:00.924 INFO [stderr] warning: unused variable: `o`
Dec 17 12:29:00.924 INFO [stderr]   --> src/winhandle.rs:16:7
Dec 17 12:29:00.924 INFO [stderr]    |
Dec 17 12:29:00.924 INFO [stderr] 16 |         let o = Command::new("handle")
Dec 17 12:29:00.924 INFO [stderr]    |             ^ help: consider using `_o` instead
Dec 17 12:29:00.924 INFO [stderr]    |
Dec 17 12:29:00.924 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 12:29:00.924 INFO [stderr] 
Dec 17 12:29:00.994 INFO [stderr] warning: field is never used: `file_name`
Dec 17 12:29:00.994 INFO [stderr]   --> src/winhandle.rs:10:2
Dec 17 12:29:00.994 INFO [stderr]    |
Dec 17 12:29:00.994 INFO [stderr] 10 |     file_name: String
Dec 17 12:29:00.994 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 17 12:29:00.994 INFO [stderr]    |
Dec 17 12:29:00.994 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 12:29:00.994 INFO [stderr] 
Dec 17 12:29:00.994 INFO [stderr] warning: function is never used: `dump_named_captures`
Dec 17 12:29:00.994 INFO [stderr]   --> src/winhandle.rs:29:1
Dec 17 12:29:00.994 INFO [stderr]    |
Dec 17 12:29:00.994 INFO [stderr] 29 | fn dump_named_captures(cs: &Captures) {
Dec 17 12:29:00.994 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:29:00.994 INFO [stderr] 
Dec 17 12:29:00.994 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 12:29:00.994 INFO [stderr]    --> src/main.rs:157:13
Dec 17 12:29:00.994 INFO [stderr]     |
Dec 17 12:29:00.994 INFO [stderr] 157 |             fs::remove_dir_all(path);
Dec 17 12:29:00.994 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:29:00.994 INFO [stderr]     |
Dec 17 12:29:00.995 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 12:29:00.995 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 12:29:00.995 INFO [stderr] 
Dec 17 12:29:01.056 INFO [stderr] warning: unused variable: `o`
Dec 17 12:29:01.057 INFO [stderr]   --> src/winhandle.rs:16:7
Dec 17 12:29:01.057 INFO [stderr]    |
Dec 17 12:29:01.057 INFO [stderr] 16 |         let o = Command::new("handle")
Dec 17 12:29:01.057 INFO [stderr]    |             ^ help: consider using `_o` instead
Dec 17 12:29:01.057 INFO [stderr]    |
Dec 17 12:29:01.058 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 12:29:01.058 INFO [stderr] 
Dec 17 12:29:01.165 INFO [stderr] warning: field is never used: `file_name`
Dec 17 12:29:01.165 INFO [stderr]   --> src/winhandle.rs:10:2
Dec 17 12:29:01.165 INFO [stderr]    |
Dec 17 12:29:01.165 INFO [stderr] 10 |     file_name: String
Dec 17 12:29:01.165 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 17 12:29:01.165 INFO [stderr]    |
Dec 17 12:29:01.165 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 12:29:01.165 INFO [stderr] 
Dec 17 12:29:01.165 INFO [stderr] warning: function is never used: `dump_named_captures`
Dec 17 12:29:01.165 INFO [stderr]   --> src/winhandle.rs:29:1
Dec 17 12:29:01.165 INFO [stderr]    |
Dec 17 12:29:01.165 INFO [stderr] 29 | fn dump_named_captures(cs: &Captures) {
Dec 17 12:29:01.165 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:29:01.165 INFO [stderr] 
Dec 17 12:29:01.176 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 12:29:01.176 INFO [stderr]    --> src/main.rs:157:13
Dec 17 12:29:01.176 INFO [stderr]     |
Dec 17 12:29:01.176 INFO [stderr] 157 |             fs::remove_dir_all(path);
Dec 17 12:29:01.176 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:29:01.176 INFO [stderr]     |
Dec 17 12:29:01.176 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 12:29:01.177 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 12:29:01.177 INFO [stderr] 
Dec 17 12:29:01.198 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.78s
Dec 17 12:29:02.740 INFO running `"docker" "inspect" "9e53b1c4232b19e0f4afa0f64aab0389b6b77c1bdf774c432471738429d2e30c"`
Dec 17 12:29:03.092 INFO running `"docker" "rm" "-f" "9e53b1c4232b19e0f4afa0f64aab0389b6b77c1bdf774c432471738429d2e30c"`
Dec 17 12:29:03.432 INFO [stdout] 9e53b1c4232b19e0f4afa0f64aab0389b6b77c1bdf774c432471738429d2e30c