Dec 18 09:47:44.845 INFO checking udt-0.2.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 09:47:44.845 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/udt/0.2.0:/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 09:47:45.252 INFO [stdout] a40cfa91c33514693c86ff2b5b32c269699e3f03b545be6027620e0fbed7fa99
Dec 18 09:47:45.252 INFO running `"docker" "start" "-a" "a40cfa91c33514693c86ff2b5b32c269699e3f03b545be6027620e0fbed7fa99"`
Dec 18 09:47:46.544 INFO [stderr]    Compiling libudt4-sys v0.2.0
Dec 18 09:47:59.056 INFO [stderr]     Checking udt v0.2.0 (/opt/crater/workdir)
Dec 18 09:47:59.436 INFO [stderr] warning: unreachable expression
Dec 18 09:47:59.436 INFO [stderr]     --> src/lib.rs:1057:76
Dec 18 09:47:59.436 INFO [stderr]      |
Dec 18 09:47:59.436 INFO [stderr] 1057 |     sock.bind(SocketAddr::V4(SocketAddrV4::new(localhost, 0))).or_else(|e| Err(panic!("Failed to bind to {:?} --> {:?}", localhost, e)));
Dec 18 09:47:59.436 INFO [stderr]      |                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:47:59.436 INFO [stderr]      |
Dec 18 09:47:59.436 INFO [stderr]      = note: #[warn(unreachable_code)] on by default
Dec 18 09:47:59.436 INFO [stderr] 
Dec 18 09:47:59.439 INFO [stderr] warning: unreachable expression
Dec 18 09:47:59.439 INFO [stderr]     --> src/lib.rs:1078:76
Dec 18 09:47:59.439 INFO [stderr]      |
Dec 18 09:47:59.439 INFO [stderr] 1078 |     sock.bind(SocketAddr::V4(SocketAddrV4::new(localhost, 0))).or_else(|e| Err(panic!("Failed to bind to {:?} --> {:?}", localhost, e)));
Dec 18 09:47:59.440 INFO [stderr]      |                                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:47:59.440 INFO [stderr] 
Dec 18 09:47:59.540 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:47:59.540 INFO [stderr]     --> src/lib.rs:1057:5
Dec 18 09:47:59.540 INFO [stderr]      |
Dec 18 09:47:59.540 INFO [stderr] 1057 |     sock.bind(SocketAddr::V4(SocketAddrV4::new(localhost, 0))).or_else(|e| Err(panic!("Failed to bind to {:?} --> {:?}", localhost, e)));
Dec 18 09:47:59.540 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:47:59.540 INFO [stderr]      |
Dec 18 09:47:59.540 INFO [stderr]      = note: #[warn(unused_must_use)] on by default
Dec 18 09:47:59.540 INFO [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:47:59.540 INFO [stderr] 
Dec 18 09:47:59.540 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:47:59.540 INFO [stderr]     --> src/lib.rs:1078:5
Dec 18 09:47:59.540 INFO [stderr]      |
Dec 18 09:47:59.540 INFO [stderr] 1078 |     sock.bind(SocketAddr::V4(SocketAddrV4::new(localhost, 0))).or_else(|e| Err(panic!("Failed to bind to {:?} --> {:?}", localhost, e)));
Dec 18 09:47:59.541 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:47:59.541 INFO [stderr]      |
Dec 18 09:47:59.541 INFO [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:47:59.541 INFO [stderr] 
Dec 18 09:48:00.002 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.48s
Dec 18 09:48:00.692 INFO running `"docker" "inspect" "a40cfa91c33514693c86ff2b5b32c269699e3f03b545be6027620e0fbed7fa99"`
Dec 18 09:48:01.017 INFO running `"docker" "rm" "-f" "a40cfa91c33514693c86ff2b5b32c269699e3f03b545be6027620e0fbed7fa99"`
Dec 18 09:48:01.211 INFO [stdout] a40cfa91c33514693c86ff2b5b32c269699e3f03b545be6027620e0fbed7fa99