Dec 18 13:05:01.723 INFO checking persistent-time-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 13:05:01.723 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/persistent-time/0.1.0:/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 13:05:01.873 INFO [stdout] 30affe213a86be11ded237516791c416d2a07e2016db395c89d91e0cf6fce44b
Dec 18 13:05:01.875 INFO running `"docker" "start" "-a" "30affe213a86be11ded237516791c416d2a07e2016db395c89d91e0cf6fce44b"`
Dec 18 13:05:02.521 INFO [stderr]     Checking phf_shared v0.7.15
Dec 18 13:05:02.523 INFO [stderr]     Checking redis v0.6.0
Dec 18 13:05:02.863 INFO [stderr]     Checking phf v0.7.15
Dec 18 13:05:03.284 INFO [stderr]     Checking postgres v0.11.12
Dec 18 13:05:05.468 INFO [stderr]     Checking persistent-time v0.1.0 (/opt/crater/workdir)
Dec 18 13:05:06.336 INFO [stderr] warning: variable does not need to be mutable
Dec 18 13:05:06.336 INFO [stderr]   --> src/lib.rs:69:34
Dec 18 13:05:06.336 INFO [stderr]    |
Dec 18 13:05:06.336 INFO [stderr] 69 |                                  mut w: &mut W,
Dec 18 13:05:06.336 INFO [stderr]    |                                  ----^
Dec 18 13:05:06.336 INFO [stderr]    |                                  |
Dec 18 13:05:06.336 INFO [stderr]    |                                  help: remove this `mut`
Dec 18 13:05:06.336 INFO [stderr]    |
Dec 18 13:05:06.336 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 13:05:06.336 INFO [stderr] 
Dec 18 13:05:06.352 INFO [stderr] warning: variable does not need to be mutable
Dec 18 13:05:06.352 INFO [stderr]   --> src/lib.rs:69:34
Dec 18 13:05:06.352 INFO [stderr]    |
Dec 18 13:05:06.352 INFO [stderr] 69 |                                  mut w: &mut W,
Dec 18 13:05:06.352 INFO [stderr]    |                                  ----^
Dec 18 13:05:06.352 INFO [stderr]    |                                  |
Dec 18 13:05:06.352 INFO [stderr]    |                                  help: remove this `mut`
Dec 18 13:05:06.352 INFO [stderr]    |
Dec 18 13:05:06.352 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 13:05:06.360 INFO [stderr] 
Dec 18 13:05:06.436 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
Dec 18 13:05:07.056 INFO running `"docker" "inspect" "30affe213a86be11ded237516791c416d2a07e2016db395c89d91e0cf6fce44b"`
Dec 18 13:05:07.472 INFO running `"docker" "rm" "-f" "30affe213a86be11ded237516791c416d2a07e2016db395c89d91e0cf6fce44b"`
Dec 18 13:05:07.690 INFO [stdout] 30affe213a86be11ded237516791c416d2a07e2016db395c89d91e0cf6fce44b