Dec 19 20:16:20.197 INFO checking asmuth/fhistory against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:16:20.197 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/asmuth/fhistory:/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 20:16:20.482 INFO [stdout] b9f3472f527b9a38e0aca8b40868bae66609d8452f2642c0752645747ace16af
Dec 19 20:16:20.490 INFO running `"docker" "start" "-a" "b9f3472f527b9a38e0aca8b40868bae66609d8452f2642c0752645747ace16af"`
Dec 19 20:16:21.819 INFO [stderr]     Checking inflate v0.4.0
Dec 19 20:16:22.444 INFO [stderr]     Checking fhistory v0.8.0 (/opt/crater/workdir)
Dec 19 20:16:23.196 INFO [stderr] warning: unused variable: `data_path_abs`
Dec 19 20:16:23.196 INFO [stderr]   --> src/op_acknowledge.rs:59:7
Dec 19 20:16:23.196 INFO [stderr]    |
Dec 19 20:16:23.196 INFO [stderr] 59 |   let data_path_abs = match fs::canonicalize(&data_path) {
Dec 19 20:16:23.196 INFO [stderr]    |       ^^^^^^^^^^^^^ help: consider using `_data_path_abs` instead
Dec 19 20:16:23.196 INFO [stderr]    |
Dec 19 20:16:23.196 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 20:16:23.196 INFO [stderr] 
Dec 19 20:16:23.372 INFO [stderr] warning: unused variable: `data_path_abs`
Dec 19 20:16:23.372 INFO [stderr]   --> src/op_acknowledge.rs:59:7
Dec 19 20:16:23.372 INFO [stderr]    |
Dec 19 20:16:23.372 INFO [stderr] 59 |   let data_path_abs = match fs::canonicalize(&data_path) {
Dec 19 20:16:23.372 INFO [stderr]    |       ^^^^^^^^^^^^^ help: consider using `_data_path_abs` instead
Dec 19 20:16:23.372 INFO [stderr]    |
Dec 19 20:16:23.372 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 20:16:23.372 INFO [stderr] 
Dec 19 20:16:23.412 INFO [stderr] warning: function is never used: `list_files`
Dec 19 20:16:23.412 INFO [stderr]    --> src/index_diff.rs:112:1
Dec 19 20:16:23.412 INFO [stderr]     |
Dec 19 20:16:23.412 INFO [stderr] 112 | pub fn list_files(diffs: &IndexDiffList) -> Vec<PathBuf> {
Dec 19 20:16:23.412 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:16:23.412 INFO [stderr]     |
Dec 19 20:16:23.412 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 20:16:23.412 INFO [stderr] 
Dec 19 20:16:23.524 INFO [stderr] warning: function is never used: `list_files`
Dec 19 20:16:23.524 INFO [stderr]    --> src/index_diff.rs:112:1
Dec 19 20:16:23.524 INFO [stderr]     |
Dec 19 20:16:23.524 INFO [stderr] 112 | pub fn list_files(diffs: &IndexDiffList) -> Vec<PathBuf> {
Dec 19 20:16:23.524 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:16:23.524 INFO [stderr]     |
Dec 19 20:16:23.524 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 20:16:23.524 INFO [stderr] 
Dec 19 20:16:23.596 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
Dec 19 20:16:23.973 INFO running `"docker" "inspect" "b9f3472f527b9a38e0aca8b40868bae66609d8452f2642c0752645747ace16af"`
Dec 19 20:16:24.210 INFO running `"docker" "rm" "-f" "b9f3472f527b9a38e0aca8b40868bae66609d8452f2642c0752645747ace16af"`
Dec 19 20:16:24.624 INFO [stdout] b9f3472f527b9a38e0aca8b40868bae66609d8452f2642c0752645747ace16af