Dec 18 07:05:07.704 INFO checking Jkillelea/rust_webserver_example against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 07:05:07.705 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/gh/Jkillelea/rust_webserver_example:/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 07:05:08.038 INFO [stdout] b057b0e9d47209dc9220ec672932fc6e1e5f80c4924bb0ff5f4f89be5d4cfcef
Dec 18 07:05:08.048 INFO running `"docker" "start" "-a" "b057b0e9d47209dc9220ec672932fc6e1e5f80c4924bb0ff5f4f89be5d4cfcef"`
Dec 18 07:05:09.479 INFO [stderr]     Checking thread_pool v0.1.0 (/opt/crater/workdir/thread_pool)
Dec 18 07:05:09.905 INFO [stderr]     Checking rust_webserver_example v0.1.0 (/opt/crater/workdir)
Dec 18 07:05:10.316 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
Dec 18 07:05:10.960 INFO running `"docker" "inspect" "b057b0e9d47209dc9220ec672932fc6e1e5f80c4924bb0ff5f4f89be5d4cfcef"`
Dec 18 07:05:11.220 INFO running `"docker" "rm" "-f" "b057b0e9d47209dc9220ec672932fc6e1e5f80c4924bb0ff5f4f89be5d4cfcef"`
Dec 18 07:05:11.626 INFO [stdout] b057b0e9d47209dc9220ec672932fc6e1e5f80c4924bb0ff5f4f89be5d4cfcef