Dec 18 01:35:23.066 INFO checking ddohler/rust-feature-gen against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 01:35:23.066 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 01:35:23.259 INFO [stdout] af6f514ced8e95422f01a014f8782b47907ab9ce1ed43539aadc2b8a03e0cc16
Dec 18 01:35:23.262 INFO running `"docker" "start" "-a" "af6f514ced8e95422f01a014f8782b47907ab9ce1ed43539aadc2b8a03e0cc16"`
Dec 18 01:35:23.861 INFO [stderr]     Checking csv v0.15.0
Dec 18 01:35:23.861 INFO [stderr]     Checking chrono v0.3.0
Dec 18 01:35:25.502 INFO [stderr]     Checking rust-criml-features v0.1.0 (/opt/crater/workdir)
Dec 18 01:35:25.857 INFO [stderr] warning: unused variable: `value`
Dec 18 01:35:25.858 INFO [stderr]    --> src/feature.rs:137:17
Dec 18 01:35:25.858 INFO [stderr]     |
Dec 18 01:35:25.858 INFO [stderr] 137 |             let value = match self.feature_map.get(&cell) {
Dec 18 01:35:25.859 INFO [stderr]     |                 ^^^^^ help: consider using `_value` instead
Dec 18 01:35:25.859 INFO [stderr]     |
Dec 18 01:35:25.859 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 01:35:25.859 INFO [stderr] 
Dec 18 01:35:25.890 INFO [stderr] warning: unused variable: `value`
Dec 18 01:35:25.890 INFO [stderr]    --> src/feature.rs:137:17
Dec 18 01:35:25.891 INFO [stderr]     |
Dec 18 01:35:25.891 INFO [stderr] 137 |             let value = match self.feature_map.get(&cell) {
Dec 18 01:35:25.891 INFO [stderr]     |                 ^^^^^ help: consider using `_value` instead
Dec 18 01:35:25.892 INFO [stderr]     |
Dec 18 01:35:25.892 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 01:35:25.892 INFO [stderr] 
Dec 18 01:35:25.903 INFO [stderr] warning: constant item is never used: `SPAN_3_DAYS_HRS`
Dec 18 01:35:25.904 INFO [stderr]   --> src/main.rs:13:1
Dec 18 01:35:25.904 INFO [stderr]    |
Dec 18 01:35:25.904 INFO [stderr] 13 | const SPAN_3_DAYS_HRS: u32 = 3 * 24;
Dec 18 01:35:25.905 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:35:25.905 INFO [stderr]    |
Dec 18 01:35:25.905 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 01:35:25.906 INFO [stderr] 
Dec 18 01:35:25.932 INFO [stderr] warning: constant item is never used: `SPAN_3_DAYS_HRS`
Dec 18 01:35:25.932 INFO [stderr]   --> src/main.rs:13:1
Dec 18 01:35:25.932 INFO [stderr]    |
Dec 18 01:35:25.933 INFO [stderr] 13 | const SPAN_3_DAYS_HRS: u32 = 3 * 24;
Dec 18 01:35:25.933 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:35:25.933 INFO [stderr]    |
Dec 18 01:35:25.934 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 01:35:25.934 INFO [stderr] 
Dec 18 01:35:25.951 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
Dec 18 01:35:26.260 INFO running `"docker" "inspect" "af6f514ced8e95422f01a014f8782b47907ab9ce1ed43539aadc2b8a03e0cc16"`
Dec 18 01:35:26.400 INFO running `"docker" "rm" "-f" "af6f514ced8e95422f01a014f8782b47907ab9ce1ed43539aadc2b8a03e0cc16"`
Dec 18 01:35:26.552 INFO [stdout] af6f514ced8e95422f01a014f8782b47907ab9ce1ed43539aadc2b8a03e0cc16