Dec 19 12:35:05.220 INFO checking mitchhentges/lcov-rs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 12:35:05.220 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/mitchhentges/lcov-rs:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 12:35:05.618 INFO [stdout] 774439d83e8a208e883fe982153aaa10c8eeabd9df7d816d7e7ae830edf941bd
Dec 19 12:35:05.708 INFO running `"docker" "start" "-a" "774439d83e8a208e883fe982153aaa10c8eeabd9df7d816d7e7ae830edf941bd"`
Dec 19 12:35:07.300 INFO [stderr]     Checking itertools v0.5.10
Dec 19 12:35:09.128 INFO [stderr]     Checking lcov-rs v0.1.0 (/opt/crater/workdir)
Dec 19 12:35:09.736 INFO [stderr] warning: unused variable: `tmp_output_path`
Dec 19 12:35:09.736 INFO [stderr]    --> src/main.rs:148:31
Dec 19 12:35:09.736 INFO [stderr]     |
Dec 19 12:35:09.736 INFO [stderr] 148 | fn read_gcda(gcda_path: &str, tmp_output_path: &str) {
Dec 19 12:35:09.736 INFO [stderr]     |                               ^^^^^^^^^^^^^^^ help: consider using `_tmp_output_path` instead
Dec 19 12:35:09.736 INFO [stderr]     |
Dec 19 12:35:09.736 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 12:35:09.736 INFO [stderr] 
Dec 19 12:35:09.800 INFO [stderr] warning: constant item is never used: `ARC_ON_TREE`
Dec 19 12:35:09.800 INFO [stderr]   --> src/main.rs:23:1
Dec 19 12:35:09.800 INFO [stderr]    |
Dec 19 12:35:09.800 INFO [stderr] 23 | const ARC_ON_TREE: u32 = 1 << 0;
Dec 19 12:35:09.800 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:35:09.800 INFO [stderr]    |
Dec 19 12:35:09.800 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 12:35:09.800 INFO [stderr] 
Dec 19 12:35:09.800 INFO [stderr] warning: method is never used: `is_on_tree`
Dec 19 12:35:09.800 INFO [stderr]    --> src/main.rs:412:5
Dec 19 12:35:09.800 INFO [stderr]     |
Dec 19 12:35:09.800 INFO [stderr] 412 |     fn is_on_tree(&self) -> bool {
Dec 19 12:35:09.800 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:35:09.800 INFO [stderr] 
Dec 19 12:35:09.928 INFO [stderr] warning: unused variable: `tmp_output_path`
Dec 19 12:35:09.928 INFO [stderr]    --> src/main.rs:148:31
Dec 19 12:35:09.928 INFO [stderr]     |
Dec 19 12:35:09.928 INFO [stderr] 148 | fn read_gcda(gcda_path: &str, tmp_output_path: &str) {
Dec 19 12:35:09.928 INFO [stderr]     |                               ^^^^^^^^^^^^^^^ help: consider using `_tmp_output_path` instead
Dec 19 12:35:09.928 INFO [stderr]     |
Dec 19 12:35:09.928 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 12:35:09.928 INFO [stderr] 
Dec 19 12:35:09.992 INFO [stderr] warning: constant item is never used: `ARC_ON_TREE`
Dec 19 12:35:09.992 INFO [stderr]   --> src/main.rs:23:1
Dec 19 12:35:09.992 INFO [stderr]    |
Dec 19 12:35:09.992 INFO [stderr] 23 | const ARC_ON_TREE: u32 = 1 << 0;
Dec 19 12:35:09.992 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:35:09.992 INFO [stderr]    |
Dec 19 12:35:09.992 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 12:35:09.992 INFO [stderr] 
Dec 19 12:35:09.992 INFO [stderr] warning: method is never used: `is_on_tree`
Dec 19 12:35:09.992 INFO [stderr]    --> src/main.rs:412:5
Dec 19 12:35:09.992 INFO [stderr]     |
Dec 19 12:35:09.992 INFO [stderr] 412 |     fn is_on_tree(&self) -> bool {
Dec 19 12:35:09.992 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:35:09.992 INFO [stderr] 
Dec 19 12:35:10.049 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.81s
Dec 19 12:35:11.056 INFO running `"docker" "inspect" "774439d83e8a208e883fe982153aaa10c8eeabd9df7d816d7e7ae830edf941bd"`
Dec 19 12:35:11.244 INFO running `"docker" "rm" "-f" "774439d83e8a208e883fe982153aaa10c8eeabd9df7d816d7e7ae830edf941bd"`
Dec 19 12:35:11.568 INFO [stdout] 774439d83e8a208e883fe982153aaa10c8eeabd9df7d816d7e7ae830edf941bd