Dec 18 03:50:09.053 INFO checking arrrght/dns-test against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 03:50:09.053 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/arrrght/dns-test:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 03:50:09.336 INFO [stdout] d75408c40efaf9219932680ae38f9dce39d308d2c2635c0f1560092268e99fb2
Dec 18 03:50:09.342 INFO running `"docker" "start" "-a" "d75408c40efaf9219932680ae38f9dce39d308d2c2635c0f1560092268e99fb2"`
Dec 18 03:50:10.881 INFO [stderr]     Checking dns-parser v0.8.0
Dec 18 03:50:10.882 INFO [stderr]     Checking parking_lot v0.6.4
Dec 18 03:50:11.749 INFO [stderr]     Checking tokio-reactor v0.1.6
Dec 18 03:50:12.773 INFO [stderr]     Checking tokio-tcp v0.1.2
Dec 18 03:50:12.773 INFO [stderr]     Checking tokio-udp v0.1.2
Dec 18 03:50:12.773 INFO [stderr]     Checking tokio-uds v0.2.3
Dec 18 03:50:14.123 INFO [stderr]     Checking tokio v0.1.11
Dec 18 03:50:15.055 INFO [stderr]     Checking dns-test v0.1.0 (/opt/crater/workdir)
Dec 18 03:50:15.800 INFO [stderr] warning: struct is never constructed: `PB`
Dec 18 03:50:15.800 INFO [stderr]  --> src/pb.rs:8:1
Dec 18 03:50:15.800 INFO [stderr]   |
Dec 18 03:50:15.800 INFO [stderr] 8 | pub struct PB;
Dec 18 03:50:15.800 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 18 03:50:15.800 INFO [stderr]   |
Dec 18 03:50:15.800 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 03:50:15.800 INFO [stderr] 
Dec 18 03:50:15.832 INFO [stderr] warning: struct is never constructed: `PB`
Dec 18 03:50:15.832 INFO [stderr]  --> src/pb.rs:8:1
Dec 18 03:50:15.832 INFO [stderr]   |
Dec 18 03:50:15.832 INFO [stderr] 8 | pub struct PB;
Dec 18 03:50:15.832 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 18 03:50:15.832 INFO [stderr]   |
Dec 18 03:50:15.832 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 03:50:15.832 INFO [stderr] 
Dec 18 03:50:15.881 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.15s
Dec 18 03:50:16.460 INFO running `"docker" "inspect" "d75408c40efaf9219932680ae38f9dce39d308d2c2635c0f1560092268e99fb2"`
Dec 18 03:50:16.772 INFO running `"docker" "rm" "-f" "d75408c40efaf9219932680ae38f9dce39d308d2c2635c0f1560092268e99fb2"`
Dec 18 03:50:17.040 INFO [stdout] d75408c40efaf9219932680ae38f9dce39d308d2c2635c0f1560092268e99fb2