Dec 18 12:37:47.063 INFO checking r2d2-nats-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 12:37:47.064 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/r2d2-nats/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 12:37:47.264 INFO [stdout] 18e56231e1cabba0c68abd5e038af376c3f4a3067fa641bbff1a3f1bbfc058fe
Dec 18 12:37:47.266 INFO running `"docker" "start" "-a" "18e56231e1cabba0c68abd5e038af376c3f4a3067fa641bbff1a3f1bbfc058fe"`
Dec 18 12:37:48.364 INFO [stderr]     Checking nats v0.3.1
Dec 18 12:37:49.228 INFO [stderr]     Checking r2d2-nats v0.1.0 (/opt/crater/workdir)
Dec 18 12:37:49.841 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 12:37:49.841 INFO [stderr]   --> src/lib.rs:16:20
Dec 18 12:37:49.841 INFO [stderr]    |
Dec 18 12:37:49.841 INFO [stderr] 16 |         match self.cause() {
Dec 18 12:37:49.841 INFO [stderr]    |                    ^^^^^
Dec 18 12:37:49.841 INFO [stderr]    |
Dec 18 12:37:49.841 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 12:37:49.841 INFO [stderr] 
Dec 18 12:37:49.845 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 12:37:49.845 INFO [stderr]   --> src/lib.rs:31:42
Dec 18 12:37:49.845 INFO [stderr]    |
Dec 18 12:37:49.845 INFO [stderr] 31 |             Error::Other(ref err) => err.cause(),
Dec 18 12:37:49.845 INFO [stderr]    |                                          ^^^^^
Dec 18 12:37:49.845 INFO [stderr] 
Dec 18 12:37:49.996 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 12:37:49.996 INFO [stderr]   --> src/lib.rs:16:20
Dec 18 12:37:49.996 INFO [stderr]    |
Dec 18 12:37:49.996 INFO [stderr] 16 |         match self.cause() {
Dec 18 12:37:49.996 INFO [stderr]    |                    ^^^^^
Dec 18 12:37:49.996 INFO [stderr]    |
Dec 18 12:37:49.996 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 12:37:49.996 INFO [stderr] 
Dec 18 12:37:49.996 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 12:37:49.996 INFO [stderr]   --> src/lib.rs:31:42
Dec 18 12:37:49.996 INFO [stderr]    |
Dec 18 12:37:49.996 INFO [stderr] 31 |             Error::Other(ref err) => err.cause(),
Dec 18 12:37:49.996 INFO [stderr]    |                                          ^^^^^
Dec 18 12:37:49.996 INFO [stderr] 
Dec 18 12:37:50.644 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.38s
Dec 18 12:37:51.102 INFO running `"docker" "inspect" "18e56231e1cabba0c68abd5e038af376c3f4a3067fa641bbff1a3f1bbfc058fe"`
Dec 18 12:37:51.274 INFO running `"docker" "rm" "-f" "18e56231e1cabba0c68abd5e038af376c3f4a3067fa641bbff1a3f1bbfc058fe"`
Dec 18 12:37:51.396 INFO [stdout] 18e56231e1cabba0c68abd5e038af376c3f4a3067fa641bbff1a3f1bbfc058fe