[INFO] updating cached repository asmuth/fhistory
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/asmuth/fhistory
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/asmuth/fhistory" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/asmuth/fhistory"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/asmuth/fhistory'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/asmuth/fhistory" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/asmuth/fhistory"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/asmuth/fhistory'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3e9d81f90eefc595fc55851c5092ca8938c03f75
[INFO] sha for GitHub repo asmuth/fhistory: 3e9d81f90eefc595fc55851c5092ca8938c03f75
[INFO] validating manifest of asmuth/fhistory on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of asmuth/fhistory on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing asmuth/fhistory
[INFO] finished frobbing asmuth/fhistory
[INFO] frobbed toml for asmuth/fhistory written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/asmuth/fhistory/Cargo.toml
[INFO] started frobbing asmuth/fhistory
[INFO] finished frobbing asmuth/fhistory
[INFO] frobbed toml for asmuth/fhistory written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/asmuth/fhistory/Cargo.toml
[INFO] crate asmuth/fhistory has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking asmuth/fhistory against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-4/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c24646e6bcbbf3057ddf239029bb37edcaa863e90d4cd577fb731b04c47bed83
[INFO] running `"docker" "start" "-a" "c24646e6bcbbf3057ddf239029bb37edcaa863e90d4cd577fb731b04c47bed83"`
[INFO] [stderr]     Checking inflate v0.4.0
[INFO] [stderr]     Checking fhistory v0.8.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `data_path_abs`
[INFO] [stderr]   --> src/op_acknowledge.rs:59:7
[INFO] [stderr]    |
[INFO] [stderr] 59 |   let data_path_abs = match fs::canonicalize(&data_path) {
[INFO] [stderr]    |       ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_data_path_abs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data_path_abs`
[INFO] [stderr]   --> src/op_acknowledge.rs:59:7
[INFO] [stderr]    |
[INFO] [stderr] 59 |   let data_path_abs = match fs::canonicalize(&data_path) {
[INFO] [stderr]    |       ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_data_path_abs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `list_files`
[INFO] [stderr]    --> src/index_diff.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub fn list_files(diffs: &IndexDiffList) -> Vec<PathBuf> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `list_files`
[INFO] [stderr]    --> src/index_diff.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub fn list_files(diffs: &IndexDiffList) -> Vec<PathBuf> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `"docker" "inspect" "c24646e6bcbbf3057ddf239029bb37edcaa863e90d4cd577fb731b04c47bed83"`
[INFO] running `"docker" "rm" "-f" "c24646e6bcbbf3057ddf239029bb37edcaa863e90d4cd577fb731b04c47bed83"`
[INFO] [stdout] c24646e6bcbbf3057ddf239029bb37edcaa863e90d4cd577fb731b04c47bed83