Nov 30 05:21:35.373 INFO checking chrisf1337/mqtt-broker against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 05:21:35.373 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 05:21:35.852 INFO [stdout] 5c6d408495845fc1e39e609c6b858343263b1a1e3b09959071cc1482ff1ee4fb
Nov 30 05:21:35.858 INFO running `"docker" "start" "-a" "5c6d408495845fc1e39e609c6b858343263b1a1e3b09959071cc1482ff1ee4fb"`
Nov 30 05:21:36.492 INFO [stderr] usermod: no changes
Nov 30 05:21:36.604 INFO [stderr]     Checking mqtt3 v0.1.4
Nov 30 05:21:36.604 INFO [stderr]     Checking uuid v0.5.1
Nov 30 05:21:36.612 INFO [stderr]     Checking openssl-sys v0.7.17
Nov 30 05:21:37.252 INFO [stderr]     Checking openssl-sys-extras v0.7.14
Nov 30 05:21:37.349 INFO [stderr]     Checking libmqtt v0.1.0 (/source/libmqtt)
Nov 30 05:21:37.820 INFO [stderr]     Checking openssl v0.7.14
Nov 30 05:21:39.477 INFO [stderr]     Checking netopt v0.1.3
Nov 30 05:21:40.232 INFO [stderr]     Checking mqttc v0.1.4
Nov 30 05:21:41.188 INFO [stderr]     Checking mqtt-broker v0.1.0 (/source)
Nov 30 05:21:42.549 INFO [stderr] warning: the feature `use_nested_groups` has been stable since 1.25.0 and no longer requires an attribute to enable
Nov 30 05:21:42.549 INFO [stderr]  --> src/main.rs:1:12
Nov 30 05:21:42.549 INFO [stderr]   |
Nov 30 05:21:42.549 INFO [stderr] 1 | #![feature(use_nested_groups)]
Nov 30 05:21:42.549 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Nov 30 05:21:42.549 INFO [stderr]   |
Nov 30 05:21:42.549 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 30 05:21:42.549 INFO [stderr] 
Nov 30 05:21:42.549 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:21:42.549 INFO [stderr]    --> src/main.rs:338:9
Nov 30 05:21:42.549 INFO [stderr]     |
Nov 30 05:21:42.549 INFO [stderr] 338 |         client.publish("test_topic".to_string(), "hello from client 1!", PubOpt::at_least_once());
Nov 30 05:21:42.549 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:21:42.556 INFO [stderr]     |
Nov 30 05:21:42.556 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 05:21:42.556 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:21:42.556 INFO [stderr] 
Nov 30 05:21:42.556 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:21:42.556 INFO [stderr]    --> src/main.rs:339:9
Nov 30 05:21:42.556 INFO [stderr]     |
Nov 30 05:21:42.556 INFO [stderr] 339 |         client.publish("test_topic".to_string(), "hello again from client 1!", PubOpt::at_least_once());
Nov 30 05:21:42.556 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:21:42.556 INFO [stderr]     |
Nov 30 05:21:42.556 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:21:42.556 INFO [stderr] 
Nov 30 05:21:42.556 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:21:42.556 INFO [stderr]    --> src/main.rs:363:9
Nov 30 05:21:42.556 INFO [stderr]     |
Nov 30 05:21:42.556 INFO [stderr] 363 |         client.publish("test_topic".to_string(), "hello from client 2!", PubOpt::at_least_once());
Nov 30 05:21:42.556 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:21:42.556 INFO [stderr]     |
Nov 30 05:21:42.556 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:21:42.556 INFO [stderr] 
Nov 30 05:21:42.556 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:21:42.556 INFO [stderr]    --> src/main.rs:378:5
Nov 30 05:21:42.556 INFO [stderr]     |
Nov 30 05:21:42.556 INFO [stderr] 378 |     t1.join();
Nov 30 05:21:42.556 INFO [stderr]     |     ^^^^^^^^^^
Nov 30 05:21:42.556 INFO [stderr]     |
Nov 30 05:21:42.556 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:21:42.557 INFO [stderr] 
Nov 30 05:21:42.557 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:21:42.557 INFO [stderr]    --> src/main.rs:379:5
Nov 30 05:21:42.557 INFO [stderr]     |
Nov 30 05:21:42.557 INFO [stderr] 379 |     t2.join();
Nov 30 05:21:42.557 INFO [stderr]     |     ^^^^^^^^^^
Nov 30 05:21:42.557 INFO [stderr]     |
Nov 30 05:21:42.557 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:21:42.557 INFO [stderr] 
Nov 30 05:21:42.569 INFO [stderr] warning: the feature `use_nested_groups` has been stable since 1.25.0 and no longer requires an attribute to enable
Nov 30 05:21:42.569 INFO [stderr]  --> src/main.rs:1:12
Nov 30 05:21:42.569 INFO [stderr]   |
Nov 30 05:21:42.569 INFO [stderr] 1 | #![feature(use_nested_groups)]
Nov 30 05:21:42.569 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Nov 30 05:21:42.569 INFO [stderr]   |
Nov 30 05:21:42.569 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 30 05:21:42.569 INFO [stderr] 
Nov 30 05:21:42.573 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:21:42.573 INFO [stderr]    --> src/main.rs:338:9
Nov 30 05:21:42.573 INFO [stderr]     |
Nov 30 05:21:42.573 INFO [stderr] 338 |         client.publish("test_topic".to_string(), "hello from client 1!", PubOpt::at_least_once());
Nov 30 05:21:42.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:21:42.576 INFO [stderr]     |
Nov 30 05:21:42.576 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 05:21:42.576 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:21:42.576 INFO [stderr] 
Nov 30 05:21:42.576 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:21:42.576 INFO [stderr]    --> src/main.rs:339:9
Nov 30 05:21:42.576 INFO [stderr]     |
Nov 30 05:21:42.576 INFO [stderr] 339 |         client.publish("test_topic".to_string(), "hello again from client 1!", PubOpt::at_least_once());
Nov 30 05:21:42.576 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:21:42.576 INFO [stderr]     |
Nov 30 05:21:42.576 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:21:42.576 INFO [stderr] 
Nov 30 05:21:42.576 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:21:42.576 INFO [stderr]    --> src/main.rs:363:9
Nov 30 05:21:42.576 INFO [stderr]     |
Nov 30 05:21:42.576 INFO [stderr] 363 |         client.publish("test_topic".to_string(), "hello from client 2!", PubOpt::at_least_once());
Nov 30 05:21:42.576 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:21:42.576 INFO [stderr]     |
Nov 30 05:21:42.576 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:21:42.576 INFO [stderr] 
Nov 30 05:21:42.576 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:21:42.576 INFO [stderr]    --> src/main.rs:378:5
Nov 30 05:21:42.576 INFO [stderr]     |
Nov 30 05:21:42.576 INFO [stderr] 378 |     t1.join();
Nov 30 05:21:42.576 INFO [stderr]     |     ^^^^^^^^^^
Nov 30 05:21:42.576 INFO [stderr]     |
Nov 30 05:21:42.576 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:21:42.576 INFO [stderr] 
Nov 30 05:21:42.576 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 05:21:42.576 INFO [stderr]    --> src/main.rs:379:5
Nov 30 05:21:42.576 INFO [stderr]     |
Nov 30 05:21:42.576 INFO [stderr] 379 |     t2.join();
Nov 30 05:21:42.576 INFO [stderr]     |     ^^^^^^^^^^
Nov 30 05:21:42.576 INFO [stderr]     |
Nov 30 05:21:42.576 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 05:21:42.576 INFO [stderr] 
Nov 30 05:21:42.604 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.09s
Nov 30 05:21:42.604 INFO [stderr] su: No module specific data is present
Nov 30 05:21:43.045 INFO running `"docker" "inspect" "5c6d408495845fc1e39e609c6b858343263b1a1e3b09959071cc1482ff1ee4fb"`
Nov 30 05:21:43.160 INFO running `"docker" "rm" "-f" "5c6d408495845fc1e39e609c6b858343263b1a1e3b09959071cc1482ff1ee4fb"`
Nov 30 05:21:43.275 INFO [stdout] 5c6d408495845fc1e39e609c6b858343263b1a1e3b09959071cc1482ff1ee4fb