Dec 19 18:12:10.828 INFO checking ddohler/rust-feature-gen against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 18:12:10.828 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/ddohler/rust-feature-gen:/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 18:12:11.229 INFO [stdout] 6fac1720698dfcabe936c9ff3ade439901358f5f5886cac23ec69a0bcd8352f8
Dec 19 18:12:11.229 INFO running `"docker" "start" "-a" "6fac1720698dfcabe936c9ff3ade439901358f5f5886cac23ec69a0bcd8352f8"`
Dec 19 18:12:12.612 INFO [stderr]     Checking csv v0.15.0
Dec 19 18:12:12.620 INFO [stderr]     Checking chrono v0.3.0
Dec 19 18:12:14.756 INFO [stderr]     Checking rust-criml-features v0.1.0 (/opt/crater/workdir)
Dec 19 18:12:15.298 INFO [stderr] warning: unused variable: `value`
Dec 19 18:12:15.298 INFO [stderr]    --> src/feature.rs:137:17
Dec 19 18:12:15.298 INFO [stderr]     |
Dec 19 18:12:15.298 INFO [stderr] 137 |             let value = match self.feature_map.get(&cell) {
Dec 19 18:12:15.298 INFO [stderr]     |                 ^^^^^ help: consider using `_value` instead
Dec 19 18:12:15.298 INFO [stderr]     |
Dec 19 18:12:15.298 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 18:12:15.298 INFO [stderr] 
Dec 19 18:12:15.311 INFO [stderr] warning: unused variable: `value`
Dec 19 18:12:15.311 INFO [stderr]    --> src/feature.rs:137:17
Dec 19 18:12:15.311 INFO [stderr]     |
Dec 19 18:12:15.311 INFO [stderr] 137 |             let value = match self.feature_map.get(&cell) {
Dec 19 18:12:15.311 INFO [stderr]     |                 ^^^^^ help: consider using `_value` instead
Dec 19 18:12:15.311 INFO [stderr]     |
Dec 19 18:12:15.311 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 18:12:15.311 INFO [stderr] 
Dec 19 18:12:15.352 INFO [stderr] warning: constant item is never used: `SPAN_3_DAYS_HRS`
Dec 19 18:12:15.352 INFO [stderr]   --> src/main.rs:13:1
Dec 19 18:12:15.352 INFO [stderr]    |
Dec 19 18:12:15.352 INFO [stderr] 13 | const SPAN_3_DAYS_HRS: u32 = 3 * 24;
Dec 19 18:12:15.352 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:12:15.353 INFO [stderr]    |
Dec 19 18:12:15.353 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 18:12:15.353 INFO [stderr] 
Dec 19 18:12:15.361 INFO [stderr] warning: constant item is never used: `SPAN_3_DAYS_HRS`
Dec 19 18:12:15.361 INFO [stderr]   --> src/main.rs:13:1
Dec 19 18:12:15.361 INFO [stderr]    |
Dec 19 18:12:15.361 INFO [stderr] 13 | const SPAN_3_DAYS_HRS: u32 = 3 * 24;
Dec 19 18:12:15.362 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:12:15.362 INFO [stderr]    |
Dec 19 18:12:15.362 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 18:12:15.363 INFO [stderr] 
Dec 19 18:12:15.399 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.89s
Dec 19 18:12:16.206 INFO running `"docker" "inspect" "6fac1720698dfcabe936c9ff3ade439901358f5f5886cac23ec69a0bcd8352f8"`
Dec 19 18:12:16.513 INFO running `"docker" "rm" "-f" "6fac1720698dfcabe936c9ff3ade439901358f5f5886cac23ec69a0bcd8352f8"`
Dec 19 18:12:16.887 INFO [stdout] 6fac1720698dfcabe936c9ff3ade439901358f5f5886cac23ec69a0bcd8352f8