Dec 14 04:47:06.619 INFO testing Voronchikhin/networking_labs against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 04:47:06.619 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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 14 04:47:07.069 INFO [stdout] 37bc83dc21082411d37e9926c65008361649856f7882ecc12d70ea487714f25a
Dec 14 04:47:07.079 INFO running `"docker" "start" "-a" "37bc83dc21082411d37e9926c65008361649856f7882ecc12d70ea487714f25a"`
Dec 14 04:47:08.215 INFO [stderr] usermod: no changes
Dec 14 04:47:08.331 INFO [stderr]    Compiling Multicaster v0.1.0 (/source)
Dec 14 04:47:08.944 INFO [stderr] warning: unused import: `net2`
Dec 14 04:47:08.944 INFO [stderr]   --> src/main.rs:10:5
Dec 14 04:47:08.944 INFO [stderr]    |
Dec 14 04:47:08.944 INFO [stderr] 10 | use net2::*;
Dec 14 04:47:08.944 INFO [stderr]    |     ^^^^
Dec 14 04:47:08.944 INFO [stderr]    |
Dec 14 04:47:08.944 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 14 04:47:08.944 INFO [stderr] 
Dec 14 04:47:08.944 INFO [stderr] warning: unused variable: `buffer`
Dec 14 04:47:08.944 INFO [stderr]   --> src/main.rs:19:9
Dec 14 04:47:08.944 INFO [stderr]    |
Dec 14 04:47:08.944 INFO [stderr] 19 |     let buffer = [0u8; 1600];
Dec 14 04:47:08.944 INFO [stderr]    |         ^^^^^^ help: consider using `_buffer` instead
Dec 14 04:47:08.944 INFO [stderr]    |
Dec 14 04:47:08.944 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 04:47:08.944 INFO [stderr] 
Dec 14 04:47:08.944 INFO [stderr] warning: unused variable: `e`
Dec 14 04:47:08.944 INFO [stderr]   --> src/main.rs:26:17
Dec 14 04:47:08.944 INFO [stderr]    |
Dec 14 04:47:08.944 INFO [stderr] 26 |             Err(e)   => println!("sending error"),
Dec 14 04:47:08.944 INFO [stderr]    |                 ^ help: consider using `_e` instead
Dec 14 04:47:08.944 INFO [stderr] 
Dec 14 04:47:08.944 INFO [stderr] warning: unused variable: `v4_addr`
Dec 14 04:47:08.944 INFO [stderr]   --> src/main.rs:40:20
Dec 14 04:47:08.944 INFO [stderr]    |
Dec 14 04:47:08.944 INFO [stderr] 40 |         IpAddr::V4(v4_addr) => UdpBuilder::new_v4(),
Dec 14 04:47:08.944 INFO [stderr]    |                    ^^^^^^^ help: consider using `_v4_addr` instead
Dec 14 04:47:08.944 INFO [stderr] 
Dec 14 04:47:08.944 INFO [stderr] warning: unused variable: `v6_addr`
Dec 14 04:47:08.945 INFO [stderr]   --> src/main.rs:41:20
Dec 14 04:47:08.945 INFO [stderr]    |
Dec 14 04:47:08.945 INFO [stderr] 41 |         IpAddr::V6(v6_addr) => UdpBuilder::new_v6(),
Dec 14 04:47:08.945 INFO [stderr]    |                    ^^^^^^^ help: consider using `_v6_addr` instead
Dec 14 04:47:08.945 INFO [stderr] 
Dec 14 04:47:08.955 INFO [stderr] warning: crate `Multicaster` should have a snake case name such as `multicaster`
Dec 14 04:47:08.955 INFO [stderr]   |
Dec 14 04:47:08.955 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 14 04:47:08.955 INFO [stderr] 
Dec 14 04:47:08.963 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 04:47:08.963 INFO [stderr]   --> src/main.rs:50:5
Dec 14 04:47:08.963 INFO [stderr]    |
Dec 14 04:47:08.963 INFO [stderr] 50 |     socket.set_read_timeout(Option::from(Duration::from_secs(3)));
Dec 14 04:47:08.963 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:47:08.963 INFO [stderr]    |
Dec 14 04:47:08.963 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 04:47:08.963 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 04:47:08.963 INFO [stderr] 
Dec 14 04:47:08.963 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 04:47:08.963 INFO [stderr]   --> src/main.rs:73:5
Dec 14 04:47:08.963 INFO [stderr]    |
Dec 14 04:47:08.963 INFO [stderr] 73 |     _sender_handle.unwrap().join();
Dec 14 04:47:08.963 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:47:08.963 INFO [stderr]    |
Dec 14 04:47:08.963 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 04:47:08.963 INFO [stderr] 
Dec 14 04:47:08.963 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 04:47:08.963 INFO [stderr]   --> src/main.rs:74:5
Dec 14 04:47:08.963 INFO [stderr]    |
Dec 14 04:47:08.963 INFO [stderr] 74 |     _listener_handle.unwrap().join();
Dec 14 04:47:08.963 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:47:08.963 INFO [stderr]    |
Dec 14 04:47:08.963 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 04:47:08.963 INFO [stderr] 
Dec 14 04:47:10.091 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
Dec 14 04:47:10.091 INFO [stderr] su: No module specific data is present
Dec 14 04:47:11.269 INFO running `"docker" "inspect" "37bc83dc21082411d37e9926c65008361649856f7882ecc12d70ea487714f25a"`
Dec 14 04:47:11.480 INFO running `"docker" "rm" "-f" "37bc83dc21082411d37e9926c65008361649856f7882ecc12d70ea487714f25a"`
Dec 14 04:47:11.715 INFO [stdout] 37bc83dc21082411d37e9926c65008361649856f7882ecc12d70ea487714f25a
Dec 14 04:47:11.723 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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 14 04:47:12.111 INFO [stdout] 43eebdd6fb062e7884f9041cc39e26d08afc4568316ebd52f51a35cf2cbde0dd
Dec 14 04:47:12.116 INFO running `"docker" "start" "-a" "43eebdd6fb062e7884f9041cc39e26d08afc4568316ebd52f51a35cf2cbde0dd"`
Dec 14 04:47:13.403 INFO [stderr] usermod: no changes
Dec 14 04:47:13.475 INFO [stderr]    Compiling Multicaster v0.1.0 (/source)
Dec 14 04:47:14.255 INFO [stderr] warning: unused import: `net2`
Dec 14 04:47:14.255 INFO [stderr]   --> src/main.rs:10:5
Dec 14 04:47:14.255 INFO [stderr]    |
Dec 14 04:47:14.255 INFO [stderr] 10 | use net2::*;
Dec 14 04:47:14.255 INFO [stderr]    |     ^^^^
Dec 14 04:47:14.255 INFO [stderr]    |
Dec 14 04:47:14.255 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 14 04:47:14.255 INFO [stderr] 
Dec 14 04:47:14.255 INFO [stderr] warning: unused variable: `buffer`
Dec 14 04:47:14.255 INFO [stderr]   --> src/main.rs:19:9
Dec 14 04:47:14.255 INFO [stderr]    |
Dec 14 04:47:14.255 INFO [stderr] 19 |     let buffer = [0u8; 1600];
Dec 14 04:47:14.255 INFO [stderr]    |         ^^^^^^ help: consider using `_buffer` instead
Dec 14 04:47:14.255 INFO [stderr]    |
Dec 14 04:47:14.255 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 04:47:14.255 INFO [stderr] 
Dec 14 04:47:14.255 INFO [stderr] warning: unused variable: `e`
Dec 14 04:47:14.255 INFO [stderr]   --> src/main.rs:26:17
Dec 14 04:47:14.255 INFO [stderr]    |
Dec 14 04:47:14.255 INFO [stderr] 26 |             Err(e)   => println!("sending error"),
Dec 14 04:47:14.255 INFO [stderr]    |                 ^ help: consider using `_e` instead
Dec 14 04:47:14.255 INFO [stderr] 
Dec 14 04:47:14.255 INFO [stderr] warning: unused variable: `v4_addr`
Dec 14 04:47:14.255 INFO [stderr]   --> src/main.rs:40:20
Dec 14 04:47:14.255 INFO [stderr]    |
Dec 14 04:47:14.255 INFO [stderr] 40 |         IpAddr::V4(v4_addr) => UdpBuilder::new_v4(),
Dec 14 04:47:14.255 INFO [stderr]    |                    ^^^^^^^ help: consider using `_v4_addr` instead
Dec 14 04:47:14.255 INFO [stderr] 
Dec 14 04:47:14.255 INFO [stderr] warning: unused variable: `v6_addr`
Dec 14 04:47:14.255 INFO [stderr]   --> src/main.rs:41:20
Dec 14 04:47:14.255 INFO [stderr]    |
Dec 14 04:47:14.255 INFO [stderr] 41 |         IpAddr::V6(v6_addr) => UdpBuilder::new_v6(),
Dec 14 04:47:14.255 INFO [stderr]    |                    ^^^^^^^ help: consider using `_v6_addr` instead
Dec 14 04:47:14.255 INFO [stderr] 
Dec 14 04:47:14.291 INFO [stderr] warning: crate `Multicaster` should have a snake case name such as `multicaster`
Dec 14 04:47:14.291 INFO [stderr]   |
Dec 14 04:47:14.291 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 14 04:47:14.291 INFO [stderr] 
Dec 14 04:47:14.291 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 04:47:14.291 INFO [stderr]   --> src/main.rs:50:5
Dec 14 04:47:14.291 INFO [stderr]    |
Dec 14 04:47:14.291 INFO [stderr] 50 |     socket.set_read_timeout(Option::from(Duration::from_secs(3)));
Dec 14 04:47:14.291 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:47:14.291 INFO [stderr]    |
Dec 14 04:47:14.291 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 04:47:14.291 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 04:47:14.291 INFO [stderr] 
Dec 14 04:47:14.291 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 04:47:14.291 INFO [stderr]   --> src/main.rs:73:5
Dec 14 04:47:14.291 INFO [stderr]    |
Dec 14 04:47:14.291 INFO [stderr] 73 |     _sender_handle.unwrap().join();
Dec 14 04:47:14.291 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:47:14.291 INFO [stderr]    |
Dec 14 04:47:14.291 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 04:47:14.291 INFO [stderr] 
Dec 14 04:47:14.291 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 04:47:14.291 INFO [stderr]   --> src/main.rs:74:5
Dec 14 04:47:14.291 INFO [stderr]    |
Dec 14 04:47:14.291 INFO [stderr] 74 |     _listener_handle.unwrap().join();
Dec 14 04:47:14.291 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:47:14.291 INFO [stderr]    |
Dec 14 04:47:14.291 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 04:47:14.291 INFO [stderr] 
Dec 14 04:47:14.710 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
Dec 14 04:47:14.710 INFO [stderr] su: No module specific data is present
Dec 14 04:47:15.827 INFO running `"docker" "inspect" "43eebdd6fb062e7884f9041cc39e26d08afc4568316ebd52f51a35cf2cbde0dd"`
Dec 14 04:47:16.159 INFO running `"docker" "rm" "-f" "43eebdd6fb062e7884f9041cc39e26d08afc4568316ebd52f51a35cf2cbde0dd"`
Dec 14 04:47:16.486 INFO [stdout] 43eebdd6fb062e7884f9041cc39e26d08afc4568316ebd52f51a35cf2cbde0dd
Dec 14 04:47:16.494 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-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 14 04:47:17.071 INFO [stdout] ca77bbe76919df54433da2ba267ac3b4aa5275dba2b8ac534cef75fd7668c34c
Dec 14 04:47:17.075 INFO running `"docker" "start" "-a" "ca77bbe76919df54433da2ba267ac3b4aa5275dba2b8ac534cef75fd7668c34c"`
Dec 14 04:47:18.182 INFO [stderr] usermod: no changes
Dec 14 04:47:18.242 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 14 04:47:18.256 INFO [stderr]      Running /target/debug/deps/Multicaster-64e2be652be711ab
Dec 14 04:47:18.263 INFO [stderr] su: No module specific data is present
Dec 14 04:47:18.263 INFO [stdout] 
Dec 14 04:47:18.263 INFO [stdout] running 0 tests
Dec 14 04:47:18.263 INFO [stdout] 
Dec 14 04:47:18.263 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 04:47:18.263 INFO [stdout] 
Dec 14 04:47:19.043 INFO running `"docker" "inspect" "ca77bbe76919df54433da2ba267ac3b4aa5275dba2b8ac534cef75fd7668c34c"`
Dec 14 04:47:19.319 INFO running `"docker" "rm" "-f" "ca77bbe76919df54433da2ba267ac3b4aa5275dba2b8ac534cef75fd7668c34c"`
Dec 14 04:47:19.631 INFO [stdout] ca77bbe76919df54433da2ba267ac3b4aa5275dba2b8ac534cef75fd7668c34c