Dec 12 04:21:49.923 INFO checking zif_net-0.1.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 04:21:49.923 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 04:21:50.350 INFO [stdout] dcccfb59dd9208bf5187219b842d82f8b1ffa5286f6fff5d380b955b6760374f
Dec 12 04:21:50.352 INFO running `"docker" "start" "-a" "dcccfb59dd9208bf5187219b842d82f8b1ffa5286f6fff5d380b955b6760374f"`
Dec 12 04:21:51.468 INFO [stderr] usermod: no changes
Dec 12 04:21:51.704 INFO [stderr]     Checking blake2-rfc v0.2.18
Dec 12 04:21:51.704 INFO [stderr]    Compiling num_cpus v1.9.0
Dec 12 04:21:51.720 INFO [stderr]     Checking uuid v0.1.18
Dec 12 04:21:51.720 INFO [stderr]     Checking chrono v0.2.25
Dec 12 04:21:53.400 INFO [stderr]     Checking url v0.2.38
Dec 12 04:21:54.008 INFO [stderr]    Compiling rayon-core v1.4.1
Dec 12 04:21:56.968 INFO [stderr]     Checking tiny_http v0.5.9
Dec 12 04:21:59.352 INFO [stderr]    Compiling rayon v0.8.2
Dec 12 04:22:03.896 INFO [stderr]    Compiling ring v0.12.1
Dec 12 04:22:12.093 INFO [stderr]     Checking zif_identity v0.0.1
Dec 12 04:22:13.073 INFO [stderr]     Checking zif_net v0.1.0 (/source)
Dec 12 04:22:16.904 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 04:22:16.904 INFO [stderr]   --> src/http_listener.rs:34:13
Dec 12 04:22:16.904 INFO [stderr]    |
Dec 12 04:22:16.904 INFO [stderr] 34 |             request.respond(response);
Dec 12 04:22:16.904 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:22:16.904 INFO [stderr]    |
Dec 12 04:22:16.904 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 04:22:16.904 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 04:22:16.904 INFO [stderr] 
Dec 12 04:22:16.987 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 04:22:16.987 INFO [stderr]   --> src/http_listener.rs:34:13
Dec 12 04:22:16.987 INFO [stderr]    |
Dec 12 04:22:16.987 INFO [stderr] 34 |             request.respond(response);
Dec 12 04:22:16.987 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:22:16.987 INFO [stderr]    |
Dec 12 04:22:16.987 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 04:22:16.987 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 04:22:16.987 INFO [stderr] 
Dec 12 04:22:17.013 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.50s
Dec 12 04:22:17.019 INFO [stderr] su: No module specific data is present
Dec 12 04:22:17.896 INFO running `"docker" "inspect" "dcccfb59dd9208bf5187219b842d82f8b1ffa5286f6fff5d380b955b6760374f"`
Dec 12 04:22:18.312 INFO running `"docker" "rm" "-f" "dcccfb59dd9208bf5187219b842d82f8b1ffa5286f6fff5d380b955b6760374f"`
Dec 12 04:22:18.672 INFO [stdout] dcccfb59dd9208bf5187219b842d82f8b1ffa5286f6fff5d380b955b6760374f