Dec 12 17:16:31.913 INFO checking candid_server-0.2.1 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 17:16:31.913 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 17:16:32.382 INFO [stdout] 411d35894026476045092474a83560f4f47915b3a2150540edc3843676594dba
Dec 12 17:16:32.390 INFO running `"docker" "start" "-a" "411d35894026476045092474a83560f4f47915b3a2150540edc3843676594dba"`
Dec 12 17:16:33.425 INFO [stderr] usermod: no changes
Dec 12 17:16:33.513 INFO [stderr]     Checking socketcan v1.7.0
Dec 12 17:16:34.452 INFO [stderr]     Checking candid_server v0.2.1 (/source)
Dec 12 17:16:36.816 INFO [stderr] warning: field is never used: `can_socket`
Dec 12 17:16:36.816 INFO [stderr]   --> src/client_handler.rs:10:5
Dec 12 17:16:36.816 INFO [stderr]    |
Dec 12 17:16:36.817 INFO [stderr] 10 |     can_socket: Arc<Mutex<CANSocket>>,
Dec 12 17:16:36.817 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 17:16:36.817 INFO [stderr]    |
Dec 12 17:16:36.818 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 17:16:36.818 INFO [stderr] 
Dec 12 17:16:36.818 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 17:16:36.818 INFO [stderr]   --> src/can_reader.rs:29:21
Dec 12 17:16:36.819 INFO [stderr]    |
Dec 12 17:16:36.819 INFO [stderr] 29 |                     client.send(frame.clone());
Dec 12 17:16:36.819 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 17:16:36.820 INFO [stderr]    |
Dec 12 17:16:36.820 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 17:16:36.820 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 17:16:36.820 INFO [stderr] 
Dec 12 17:16:38.536 INFO [stderr] warning: field is never used: `can_socket`
Dec 12 17:16:38.536 INFO [stderr]   --> src/client_handler.rs:10:5
Dec 12 17:16:38.536 INFO [stderr]    |
Dec 12 17:16:38.536 INFO [stderr] 10 |     can_socket: Arc<Mutex<CANSocket>>,
Dec 12 17:16:38.536 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 17:16:38.536 INFO [stderr]    |
Dec 12 17:16:38.536 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 17:16:38.536 INFO [stderr] 
Dec 12 17:16:38.545 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 17:16:38.545 INFO [stderr]   --> src/can_reader.rs:29:21
Dec 12 17:16:38.545 INFO [stderr]    |
Dec 12 17:16:38.545 INFO [stderr] 29 |                     client.send(frame.clone());
Dec 12 17:16:38.545 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 17:16:38.545 INFO [stderr]    |
Dec 12 17:16:38.545 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 17:16:38.545 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 17:16:38.545 INFO [stderr] 
Dec 12 17:16:40.792 INFO [stderr] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 12 17:16:40.792 INFO [stderr]  --> src/bin/vcan_rand.rs:1:12
Dec 12 17:16:40.792 INFO [stderr]   |
Dec 12 17:16:40.792 INFO [stderr] 1 | #![feature(int_to_from_bytes)]
Dec 12 17:16:40.792 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 12 17:16:40.792 INFO [stderr]   |
Dec 12 17:16:40.792 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 17:16:40.792 INFO [stderr] 
Dec 12 17:16:40.863 INFO [stderr] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 12 17:16:40.863 INFO [stderr]  --> src/bin/vcan_rand.rs:1:12
Dec 12 17:16:40.863 INFO [stderr]   |
Dec 12 17:16:40.863 INFO [stderr] 1 | #![feature(int_to_from_bytes)]
Dec 12 17:16:40.863 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 12 17:16:40.863 INFO [stderr]   |
Dec 12 17:16:40.863 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 17:16:40.863 INFO [stderr] 
Dec 12 17:16:41.752 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.30s
Dec 12 17:16:41.761 INFO [stderr] su: No module specific data is present
Dec 12 17:16:42.474 INFO running `"docker" "inspect" "411d35894026476045092474a83560f4f47915b3a2150540edc3843676594dba"`
Dec 12 17:16:42.682 INFO running `"docker" "rm" "-f" "411d35894026476045092474a83560f4f47915b3a2150540edc3843676594dba"`
Dec 12 17:16:43.004 INFO [stdout] 411d35894026476045092474a83560f4f47915b3a2150540edc3843676594dba