Dec 18 09:46:05.070 INFO checking undo-0.29.3 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 09:46:05.070 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/undo/0.29.3:/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 09:46:05.588 INFO [stdout] f5d57ad6d4f985044075a0017a8ab738d427dd4b21bdf6ba8c3bacfcbafba40b
Dec 18 09:46:05.594 INFO running `"docker" "start" "-a" "f5d57ad6d4f985044075a0017a8ab738d427dd4b21bdf6ba8c3bacfcbafba40b"`
Dec 18 09:46:07.392 INFO [stderr]     Checking undo v0.29.3 (/opt/crater/workdir)
Dec 18 09:46:08.196 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 09:46:08.196 INFO [stderr]    --> src/lib.rs:432:20
Dec 18 09:46:08.196 INFO [stderr]     |
Dec 18 09:46:08.196 INFO [stderr] 432 |         self.error.cause()
Dec 18 09:46:08.196 INFO [stderr]     |                    ^^^^^
Dec 18 09:46:08.196 INFO [stderr]     |
Dec 18 09:46:08.196 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 18 09:46:08.196 INFO [stderr] 
Dec 18 09:46:08.328 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 09:46:08.328 INFO [stderr]    --> src/lib.rs:432:20
Dec 18 09:46:08.328 INFO [stderr]     |
Dec 18 09:46:08.328 INFO [stderr] 432 |         self.error.cause()
Dec 18 09:46:08.328 INFO [stderr]     |                    ^^^^^
Dec 18 09:46:08.328 INFO [stderr]     |
Dec 18 09:46:08.328 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 18 09:46:08.329 INFO [stderr] 
Dec 18 09:46:09.248 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
Dec 18 09:46:10.280 INFO running `"docker" "inspect" "f5d57ad6d4f985044075a0017a8ab738d427dd4b21bdf6ba8c3bacfcbafba40b"`
Dec 18 09:46:10.498 INFO running `"docker" "rm" "-f" "f5d57ad6d4f985044075a0017a8ab738d427dd4b21bdf6ba8c3bacfcbafba40b"`
Dec 18 09:46:10.804 INFO [stdout] f5d57ad6d4f985044075a0017a8ab738d427dd4b21bdf6ba8c3bacfcbafba40b