Dec 18 13:41:30.863 INFO checking netstring-0.4.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 13:41:30.863 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/netstring/0.4.1:/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 13:41:31.302 INFO [stdout] 4370aaf5202411c72c4e6e1c8813ced02c1ba05ed0c18dff87f06adbcefc5ca4
Dec 18 13:41:31.304 INFO running `"docker" "start" "-a" "4370aaf5202411c72c4e6e1c8813ced02c1ba05ed0c18dff87f06adbcefc5ca4"`
Dec 18 13:41:33.084 INFO [stderr]     Checking netstring v0.4.1 (/opt/crater/workdir)
Dec 18 13:41:33.674 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 13:41:33.680 INFO [stderr]    --> src/channel.rs:174:27
Dec 18 13:41:33.680 INFO [stderr]     |
Dec 18 13:41:33.680 INFO [stderr] 174 |                 match err.cause() {
Dec 18 13:41:33.680 INFO [stderr]     |                           ^^^^^
Dec 18 13:41:33.680 INFO [stderr]     |
Dec 18 13:41:33.680 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 18 13:41:33.680 INFO [stderr] 
Dec 18 13:41:33.736 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 13:41:33.736 INFO [stderr]    --> src/channel.rs:174:27
Dec 18 13:41:33.736 INFO [stderr]     |
Dec 18 13:41:33.736 INFO [stderr] 174 |                 match err.cause() {
Dec 18 13:41:33.736 INFO [stderr]     |                           ^^^^^
Dec 18 13:41:33.736 INFO [stderr]     |
Dec 18 13:41:33.736 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 18 13:41:33.736 INFO [stderr] 
Dec 18 13:41:34.272 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Dec 18 13:41:34.599 INFO running `"docker" "inspect" "4370aaf5202411c72c4e6e1c8813ced02c1ba05ed0c18dff87f06adbcefc5ca4"`
Dec 18 13:41:34.722 INFO running `"docker" "rm" "-f" "4370aaf5202411c72c4e6e1c8813ced02c1ba05ed0c18dff87f06adbcefc5ca4"`
Dec 18 13:41:34.824 INFO [stdout] 4370aaf5202411c72c4e6e1c8813ced02c1ba05ed0c18dff87f06adbcefc5ca4