Dec 06 14:45:03.277 INFO testing Damezuma/rs-simple-udp-echo against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 14:45:03.277 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 14:45:03.514 INFO [stdout] d16ae45a33bcb0bbe7db4d14b6b1e02674fab0b3d7a95651c4dc5b6f6e02eaa5
Dec 06 14:45:03.518 INFO running `"docker" "start" "-a" "d16ae45a33bcb0bbe7db4d14b6b1e02674fab0b3d7a95651c4dc5b6f6e02eaa5"`
Dec 06 14:45:03.932 INFO [stderr] usermod: no changes
Dec 06 14:45:03.956 INFO [stderr]    Compiling arguments v0.1.0 (/source)
Dec 06 14:45:04.204 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 06 14:45:04.204 INFO [stderr]  --> src/client/mod.rs:1:5
Dec 06 14:45:04.204 INFO [stderr]   |
Dec 06 14:45:04.204 INFO [stderr] 1 | use std::net::Ipv4Addr;
Dec 06 14:45:04.204 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 06 14:45:04.204 INFO [stderr]   |
Dec 06 14:45:04.205 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 14:45:04.205 INFO [stderr] 
Dec 06 14:45:04.205 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 06 14:45:04.205 INFO [stderr]  --> src/server/mod.rs:1:5
Dec 06 14:45:04.205 INFO [stderr]   |
Dec 06 14:45:04.205 INFO [stderr] 1 | use std::net::Ipv4Addr;
Dec 06 14:45:04.205 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 06 14:45:04.205 INFO [stderr] 
Dec 06 14:45:04.256 INFO [stderr] warning: unused variable: `a`
Dec 06 14:45:04.256 INFO [stderr]   --> src/client/mod.rs:25:24
Dec 06 14:45:04.256 INFO [stderr]    |
Dec 06 14:45:04.256 INFO [stderr] 25 |                 Ok((s, a))=>{
Dec 06 14:45:04.256 INFO [stderr]    |                        ^ help: consider using `_a` instead
Dec 06 14:45:04.256 INFO [stderr]    |
Dec 06 14:45:04.256 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 14:45:04.256 INFO [stderr] 
Dec 06 14:45:04.266 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:45:04.266 INFO [stderr]   --> src/client/mod.rs:18:9
Dec 06 14:45:04.266 INFO [stderr]    |
Dec 06 14:45:04.266 INFO [stderr] 18 |         self.socket.set_read_timeout(Some(std::time::Duration::from_millis(10)));
Dec 06 14:45:04.266 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:45:04.266 INFO [stderr]    |
Dec 06 14:45:04.266 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 14:45:04.266 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:45:04.266 INFO [stderr] 
Dec 06 14:45:04.266 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:45:04.266 INFO [stderr]   --> src/server/mod.rs:20:17
Dec 06 14:45:04.266 INFO [stderr]    |
Dec 06 14:45:04.266 INFO [stderr] 20 |                 self.socket.send_to(&buffer[0..size], ipv);
Dec 06 14:45:04.266 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:45:04.266 INFO [stderr]    |
Dec 06 14:45:04.266 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:45:04.266 INFO [stderr] 
Dec 06 14:45:04.266 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:45:04.266 INFO [stderr]   --> src/main.rs:18:9
Dec 06 14:45:04.266 INFO [stderr]    |
Dec 06 14:45:04.266 INFO [stderr] 18 |         server.recv();
Dec 06 14:45:04.266 INFO [stderr]    |         ^^^^^^^^^^^^^^
Dec 06 14:45:04.266 INFO [stderr]    |
Dec 06 14:45:04.266 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:45:04.266 INFO [stderr] 
Dec 06 14:45:04.266 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:45:04.266 INFO [stderr]   --> src/main.rs:39:5
Dec 06 14:45:04.266 INFO [stderr]    |
Dec 06 14:45:04.266 INFO [stderr] 39 |     std::io::stdin().read_line(&mut s);
Dec 06 14:45:04.266 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:45:04.266 INFO [stderr]    |
Dec 06 14:45:04.266 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:45:04.266 INFO [stderr] 
Dec 06 14:45:04.266 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:45:04.266 INFO [stderr]   --> src/main.rs:40:5
Dec 06 14:45:04.267 INFO [stderr]    |
Dec 06 14:45:04.267 INFO [stderr] 40 |     client.send(&s, &SocketAddrV4::new(ip, port_number));
Dec 06 14:45:04.267 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:45:04.267 INFO [stderr]    |
Dec 06 14:45:04.267 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:45:04.267 INFO [stderr] 
Dec 06 14:45:04.561 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Dec 06 14:45:04.564 INFO [stderr] su: No module specific data is present
Dec 06 14:45:04.870 INFO running `"docker" "inspect" "d16ae45a33bcb0bbe7db4d14b6b1e02674fab0b3d7a95651c4dc5b6f6e02eaa5"`
Dec 06 14:45:05.014 INFO running `"docker" "rm" "-f" "d16ae45a33bcb0bbe7db4d14b6b1e02674fab0b3d7a95651c4dc5b6f6e02eaa5"`
Dec 06 14:45:05.140 INFO [stdout] d16ae45a33bcb0bbe7db4d14b6b1e02674fab0b3d7a95651c4dc5b6f6e02eaa5
Dec 06 14:45:05.148 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 14:45:05.432 INFO [stdout] 34fbe7db98642933fffa2cc533311dbba846b0616b7e61c935e73e79a10972a8
Dec 06 14:45:05.434 INFO running `"docker" "start" "-a" "34fbe7db98642933fffa2cc533311dbba846b0616b7e61c935e73e79a10972a8"`
Dec 06 14:45:05.908 INFO [stderr] usermod: no changes
Dec 06 14:45:05.931 INFO [stderr]    Compiling arguments v0.1.0 (/source)
Dec 06 14:45:06.321 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 06 14:45:06.322 INFO [stderr]  --> src/client/mod.rs:1:5
Dec 06 14:45:06.322 INFO [stderr]   |
Dec 06 14:45:06.322 INFO [stderr] 1 | use std::net::Ipv4Addr;
Dec 06 14:45:06.322 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 06 14:45:06.322 INFO [stderr]   |
Dec 06 14:45:06.322 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 14:45:06.322 INFO [stderr] 
Dec 06 14:45:06.322 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 06 14:45:06.322 INFO [stderr]  --> src/server/mod.rs:1:5
Dec 06 14:45:06.322 INFO [stderr]   |
Dec 06 14:45:06.322 INFO [stderr] 1 | use std::net::Ipv4Addr;
Dec 06 14:45:06.322 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 06 14:45:06.322 INFO [stderr] 
Dec 06 14:45:06.390 INFO [stderr] warning: unused variable: `a`
Dec 06 14:45:06.390 INFO [stderr]   --> src/client/mod.rs:25:24
Dec 06 14:45:06.390 INFO [stderr]    |
Dec 06 14:45:06.390 INFO [stderr] 25 |                 Ok((s, a))=>{
Dec 06 14:45:06.390 INFO [stderr]    |                        ^ help: consider using `_a` instead
Dec 06 14:45:06.390 INFO [stderr]    |
Dec 06 14:45:06.390 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 14:45:06.390 INFO [stderr] 
Dec 06 14:45:06.403 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:45:06.403 INFO [stderr]   --> src/client/mod.rs:18:9
Dec 06 14:45:06.403 INFO [stderr]    |
Dec 06 14:45:06.403 INFO [stderr] 18 |         self.socket.set_read_timeout(Some(std::time::Duration::from_millis(10)));
Dec 06 14:45:06.403 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:45:06.403 INFO [stderr]    |
Dec 06 14:45:06.403 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 14:45:06.403 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:45:06.403 INFO [stderr] 
Dec 06 14:45:06.403 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:45:06.403 INFO [stderr]   --> src/server/mod.rs:20:17
Dec 06 14:45:06.404 INFO [stderr]    |
Dec 06 14:45:06.404 INFO [stderr] 20 |                 self.socket.send_to(&buffer[0..size], ipv);
Dec 06 14:45:06.404 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:45:06.404 INFO [stderr]    |
Dec 06 14:45:06.404 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:45:06.404 INFO [stderr] 
Dec 06 14:45:06.404 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:45:06.404 INFO [stderr]   --> src/main.rs:18:9
Dec 06 14:45:06.404 INFO [stderr]    |
Dec 06 14:45:06.404 INFO [stderr] 18 |         server.recv();
Dec 06 14:45:06.404 INFO [stderr]    |         ^^^^^^^^^^^^^^
Dec 06 14:45:06.404 INFO [stderr]    |
Dec 06 14:45:06.404 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:45:06.404 INFO [stderr] 
Dec 06 14:45:06.404 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:45:06.404 INFO [stderr]   --> src/main.rs:39:5
Dec 06 14:45:06.404 INFO [stderr]    |
Dec 06 14:45:06.404 INFO [stderr] 39 |     std::io::stdin().read_line(&mut s);
Dec 06 14:45:06.404 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:45:06.404 INFO [stderr]    |
Dec 06 14:45:06.404 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:45:06.404 INFO [stderr] 
Dec 06 14:45:06.404 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 14:45:06.404 INFO [stderr]   --> src/main.rs:40:5
Dec 06 14:45:06.404 INFO [stderr]    |
Dec 06 14:45:06.404 INFO [stderr] 40 |     client.send(&s, &SocketAddrV4::new(ip, port_number));
Dec 06 14:45:06.404 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 14:45:06.404 INFO [stderr]    |
Dec 06 14:45:06.404 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 14:45:06.404 INFO [stderr] 
Dec 06 14:45:06.589 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Dec 06 14:45:06.592 INFO [stderr] su: No module specific data is present
Dec 06 14:45:06.781 INFO running `"docker" "inspect" "34fbe7db98642933fffa2cc533311dbba846b0616b7e61c935e73e79a10972a8"`
Dec 06 14:45:06.853 INFO running `"docker" "rm" "-f" "34fbe7db98642933fffa2cc533311dbba846b0616b7e61c935e73e79a10972a8"`
Dec 06 14:45:06.967 INFO [stdout] 34fbe7db98642933fffa2cc533311dbba846b0616b7e61c935e73e79a10972a8
Dec 06 14:45:06.969 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 14:45:07.134 INFO [stdout] 80982800f800c4fd233e420c9881bcba47a5fbdabd26177e83b492bdd88edd6f
Dec 06 14:45:07.139 INFO running `"docker" "start" "-a" "80982800f800c4fd233e420c9881bcba47a5fbdabd26177e83b492bdd88edd6f"`
Dec 06 14:45:07.764 INFO [stderr] usermod: no changes
Dec 06 14:45:07.816 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 06 14:45:07.816 INFO [stderr]      Running /target/debug/deps/arguments-91597bcc7bf4d272
Dec 06 14:45:07.848 INFO [stderr] su: No module specific data is present
Dec 06 14:45:07.848 INFO [stdout] 
Dec 06 14:45:07.848 INFO [stdout] running 0 tests
Dec 06 14:45:07.848 INFO [stdout] 
Dec 06 14:45:07.848 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 14:45:07.848 INFO [stdout] 
Dec 06 14:45:08.384 INFO running `"docker" "inspect" "80982800f800c4fd233e420c9881bcba47a5fbdabd26177e83b492bdd88edd6f"`
Dec 06 14:45:08.554 INFO running `"docker" "rm" "-f" "80982800f800c4fd233e420c9881bcba47a5fbdabd26177e83b492bdd88edd6f"`
Dec 06 14:45:08.733 INFO [stdout] 80982800f800c4fd233e420c9881bcba47a5fbdabd26177e83b492bdd88edd6f