Dec 04 14:02:43.396 INFO checking mitchhentges/lcov-rs against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 14:02:43.396 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 14:02:43.883 INFO [stdout] 46216a51ed80ad6d377f5e2529e8f65f5a7ac74a3f67fcf6643a736ff762935c
Dec 04 14:02:43.885 INFO running `"docker" "start" "-a" "46216a51ed80ad6d377f5e2529e8f65f5a7ac74a3f67fcf6643a736ff762935c"`
Dec 04 14:02:45.193 INFO [stderr] usermod: no changes
Dec 04 14:02:45.276 INFO [stderr]     Checking itertools v0.5.10
Dec 04 14:02:47.123 INFO [stderr]     Checking lcov-rs v0.1.0 (/source)
Dec 04 14:02:47.698 INFO [stderr] warning: unused variable: `tmp_output_path`
Dec 04 14:02:47.698 INFO [stderr]    --> src/main.rs:148:31
Dec 04 14:02:47.698 INFO [stderr]     |
Dec 04 14:02:47.698 INFO [stderr] 148 | fn read_gcda(gcda_path: &str, tmp_output_path: &str) {
Dec 04 14:02:47.698 INFO [stderr]     |                               ^^^^^^^^^^^^^^^ help: consider using `_tmp_output_path` instead
Dec 04 14:02:47.698 INFO [stderr]     |
Dec 04 14:02:47.698 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 14:02:47.698 INFO [stderr] 
Dec 04 14:02:47.760 INFO [stderr] warning: constant item is never used: `ARC_ON_TREE`
Dec 04 14:02:47.760 INFO [stderr]   --> src/main.rs:23:1
Dec 04 14:02:47.760 INFO [stderr]    |
Dec 04 14:02:47.760 INFO [stderr] 23 | const ARC_ON_TREE: u32 = 1 << 0;
Dec 04 14:02:47.760 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:02:47.760 INFO [stderr]    |
Dec 04 14:02:47.760 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 14:02:47.760 INFO [stderr] 
Dec 04 14:02:47.760 INFO [stderr] warning: method is never used: `is_on_tree`
Dec 04 14:02:47.760 INFO [stderr]    --> src/main.rs:412:5
Dec 04 14:02:47.760 INFO [stderr]     |
Dec 04 14:02:47.760 INFO [stderr] 412 |     fn is_on_tree(&self) -> bool {
Dec 04 14:02:47.760 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:02:47.760 INFO [stderr] 
Dec 04 14:02:47.799 INFO [stderr] warning: unused variable: `tmp_output_path`
Dec 04 14:02:47.799 INFO [stderr]    --> src/main.rs:148:31
Dec 04 14:02:47.799 INFO [stderr]     |
Dec 04 14:02:47.799 INFO [stderr] 148 | fn read_gcda(gcda_path: &str, tmp_output_path: &str) {
Dec 04 14:02:47.799 INFO [stderr]     |                               ^^^^^^^^^^^^^^^ help: consider using `_tmp_output_path` instead
Dec 04 14:02:47.799 INFO [stderr]     |
Dec 04 14:02:47.799 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 14:02:47.799 INFO [stderr] 
Dec 04 14:02:47.879 INFO [stderr] warning: constant item is never used: `ARC_ON_TREE`
Dec 04 14:02:47.879 INFO [stderr]   --> src/main.rs:23:1
Dec 04 14:02:47.879 INFO [stderr]    |
Dec 04 14:02:47.879 INFO [stderr] 23 | const ARC_ON_TREE: u32 = 1 << 0;
Dec 04 14:02:47.879 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:02:47.879 INFO [stderr]    |
Dec 04 14:02:47.879 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 14:02:47.879 INFO [stderr] 
Dec 04 14:02:47.879 INFO [stderr] warning: method is never used: `is_on_tree`
Dec 04 14:02:47.879 INFO [stderr]    --> src/main.rs:412:5
Dec 04 14:02:47.879 INFO [stderr]     |
Dec 04 14:02:47.879 INFO [stderr] 412 |     fn is_on_tree(&self) -> bool {
Dec 04 14:02:47.879 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:02:47.879 INFO [stderr] 
Dec 04 14:02:47.915 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
Dec 04 14:02:47.920 INFO [stderr] su: No module specific data is present
Dec 04 14:02:48.581 INFO running `"docker" "inspect" "46216a51ed80ad6d377f5e2529e8f65f5a7ac74a3f67fcf6643a736ff762935c"`
Dec 04 14:02:48.769 INFO running `"docker" "rm" "-f" "46216a51ed80ad6d377f5e2529e8f65f5a7ac74a3f67fcf6643a736ff762935c"`
Dec 04 14:02:48.954 INFO [stdout] 46216a51ed80ad6d377f5e2529e8f65f5a7ac74a3f67fcf6643a736ff762935c