Dec 18 08:54:39.310 INFO checking zif_net-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 08:54:39.310 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/zif_net/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 08:54:39.534 INFO [stdout] ccc8b628b228958f1a47a5e3544bb9976890f998fba71d76d70084e47aeec145
Dec 18 08:54:39.536 INFO running `"docker" "start" "-a" "ccc8b628b228958f1a47a5e3544bb9976890f998fba71d76d70084e47aeec145"`
Dec 18 08:54:40.516 INFO [stderr]     Checking arrayvec v0.4.9
Dec 18 08:54:40.517 INFO [stderr]     Checking rand v0.3.22
Dec 18 08:54:40.518 INFO [stderr]    Compiling rayon v0.8.2
Dec 18 08:54:40.518 INFO [stderr]     Checking chrono v0.2.25
Dec 18 08:54:40.856 INFO [stderr]     Checking uuid v0.1.18
Dec 18 08:54:41.566 INFO [stderr]     Checking blake2-rfc v0.2.18
Dec 18 08:54:42.476 INFO [stderr]     Checking url v0.2.38
Dec 18 08:54:44.951 INFO [stderr]     Checking tiny_http v0.5.9
Dec 18 08:54:46.765 INFO [stderr]    Compiling ring v0.12.1
Dec 18 08:54:54.108 INFO [stderr]     Checking zif_identity v0.0.1
Dec 18 08:54:54.567 INFO [stderr]     Checking zif_net v0.1.0 (/opt/crater/workdir)
Dec 18 08:54:55.581 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:54:55.581 INFO [stderr]   --> src/http_listener.rs:34:13
Dec 18 08:54:55.581 INFO [stderr]    |
Dec 18 08:54:55.581 INFO [stderr] 34 |             request.respond(response);
Dec 18 08:54:55.581 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:54:55.581 INFO [stderr]    |
Dec 18 08:54:55.581 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 08:54:55.581 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:54:55.581 INFO [stderr] 
Dec 18 08:54:55.925 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:54:55.925 INFO [stderr]   --> src/http_listener.rs:34:13
Dec 18 08:54:55.925 INFO [stderr]    |
Dec 18 08:54:55.925 INFO [stderr] 34 |             request.respond(response);
Dec 18 08:54:55.925 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:54:55.925 INFO [stderr]    |
Dec 18 08:54:55.925 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 08:54:55.925 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:54:55.925 INFO [stderr] 
Dec 18 08:54:55.964 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.56s
Dec 18 08:54:56.462 INFO running `"docker" "inspect" "ccc8b628b228958f1a47a5e3544bb9976890f998fba71d76d70084e47aeec145"`
Dec 18 08:54:56.628 INFO running `"docker" "rm" "-f" "ccc8b628b228958f1a47a5e3544bb9976890f998fba71d76d70084e47aeec145"`
Dec 18 08:54:56.832 INFO [stdout] ccc8b628b228958f1a47a5e3544bb9976890f998fba71d76d70084e47aeec145