Dec 14 11:08:10.052 INFO testing Damezuma/rs-simple-udp-echo against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 11:08:10.052 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 11:08:10.440 INFO [stdout] 216526497dc21ade6f171708d42e63c3748a2a4b992849def0f22419275daad1
Dec 14 11:08:10.445 INFO running `"docker" "start" "-a" "216526497dc21ade6f171708d42e63c3748a2a4b992849def0f22419275daad1"`
Dec 14 11:08:11.577 INFO [stderr] usermod: no changes
Dec 14 11:08:11.623 INFO [stderr]    Compiling arguments v0.1.0 (/source)
Dec 14 11:08:12.078 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 14 11:08:12.078 INFO [stderr]  --> src/client/mod.rs:1:5
Dec 14 11:08:12.078 INFO [stderr]   |
Dec 14 11:08:12.078 INFO [stderr] 1 | use std::net::Ipv4Addr;
Dec 14 11:08:12.078 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 14 11:08:12.078 INFO [stderr]   |
Dec 14 11:08:12.078 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 11:08:12.078 INFO [stderr] 
Dec 14 11:08:12.078 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 14 11:08:12.078 INFO [stderr]  --> src/server/mod.rs:1:5
Dec 14 11:08:12.078 INFO [stderr]   |
Dec 14 11:08:12.078 INFO [stderr] 1 | use std::net::Ipv4Addr;
Dec 14 11:08:12.078 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 14 11:08:12.078 INFO [stderr] 
Dec 14 11:08:12.155 INFO [stderr] warning: unused variable: `a`
Dec 14 11:08:12.155 INFO [stderr]   --> src/client/mod.rs:25:24
Dec 14 11:08:12.155 INFO [stderr]    |
Dec 14 11:08:12.155 INFO [stderr] 25 |                 Ok((s, a))=>{
Dec 14 11:08:12.155 INFO [stderr]    |                        ^ help: consider using `_a` instead
Dec 14 11:08:12.155 INFO [stderr]    |
Dec 14 11:08:12.155 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 11:08:12.155 INFO [stderr] 
Dec 14 11:08:12.179 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:08:12.179 INFO [stderr]   --> src/client/mod.rs:18:9
Dec 14 11:08:12.179 INFO [stderr]    |
Dec 14 11:08:12.179 INFO [stderr] 18 |         self.socket.set_read_timeout(Some(std::time::Duration::from_millis(10)));
Dec 14 11:08:12.179 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:08:12.179 INFO [stderr]    |
Dec 14 11:08:12.179 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 11:08:12.179 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:08:12.179 INFO [stderr] 
Dec 14 11:08:12.179 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:08:12.179 INFO [stderr]   --> src/server/mod.rs:20:17
Dec 14 11:08:12.179 INFO [stderr]    |
Dec 14 11:08:12.179 INFO [stderr] 20 |                 self.socket.send_to(&buffer[0..size], ipv);
Dec 14 11:08:12.179 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:08:12.179 INFO [stderr]    |
Dec 14 11:08:12.179 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:08:12.179 INFO [stderr] 
Dec 14 11:08:12.179 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:08:12.179 INFO [stderr]   --> src/main.rs:18:9
Dec 14 11:08:12.179 INFO [stderr]    |
Dec 14 11:08:12.179 INFO [stderr] 18 |         server.recv();
Dec 14 11:08:12.179 INFO [stderr]    |         ^^^^^^^^^^^^^^
Dec 14 11:08:12.179 INFO [stderr]    |
Dec 14 11:08:12.179 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:08:12.179 INFO [stderr] 
Dec 14 11:08:12.179 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:08:12.179 INFO [stderr]   --> src/main.rs:39:5
Dec 14 11:08:12.179 INFO [stderr]    |
Dec 14 11:08:12.179 INFO [stderr] 39 |     std::io::stdin().read_line(&mut s);
Dec 14 11:08:12.179 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:08:12.179 INFO [stderr]    |
Dec 14 11:08:12.179 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:08:12.179 INFO [stderr] 
Dec 14 11:08:12.179 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:08:12.179 INFO [stderr]   --> src/main.rs:40:5
Dec 14 11:08:12.179 INFO [stderr]    |
Dec 14 11:08:12.179 INFO [stderr] 40 |     client.send(&s, &SocketAddrV4::new(ip, port_number));
Dec 14 11:08:12.179 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:08:12.179 INFO [stderr]    |
Dec 14 11:08:12.179 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:08:12.179 INFO [stderr] 
Dec 14 11:08:12.955 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
Dec 14 11:08:12.955 INFO [stderr] su: No module specific data is present
Dec 14 11:08:13.721 INFO running `"docker" "inspect" "216526497dc21ade6f171708d42e63c3748a2a4b992849def0f22419275daad1"`
Dec 14 11:08:14.013 INFO running `"docker" "rm" "-f" "216526497dc21ade6f171708d42e63c3748a2a4b992849def0f22419275daad1"`
Dec 14 11:08:14.256 INFO [stdout] 216526497dc21ade6f171708d42e63c3748a2a4b992849def0f22419275daad1
Dec 14 11:08:14.260 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 11:08:14.804 INFO [stdout] 576b0a59d7f676935fa50eff33fd114a369b4cee6d93ad4405e24ed03849befb
Dec 14 11:08:14.807 INFO running `"docker" "start" "-a" "576b0a59d7f676935fa50eff33fd114a369b4cee6d93ad4405e24ed03849befb"`
Dec 14 11:08:15.955 INFO [stderr] usermod: no changes
Dec 14 11:08:16.011 INFO [stderr]    Compiling arguments v0.1.0 (/source)
Dec 14 11:08:16.548 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 14 11:08:16.548 INFO [stderr]  --> src/client/mod.rs:1:5
Dec 14 11:08:16.548 INFO [stderr]   |
Dec 14 11:08:16.548 INFO [stderr] 1 | use std::net::Ipv4Addr;
Dec 14 11:08:16.548 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 14 11:08:16.548 INFO [stderr]   |
Dec 14 11:08:16.548 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 11:08:16.548 INFO [stderr] 
Dec 14 11:08:16.548 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 14 11:08:16.548 INFO [stderr]  --> src/server/mod.rs:1:5
Dec 14 11:08:16.548 INFO [stderr]   |
Dec 14 11:08:16.548 INFO [stderr] 1 | use std::net::Ipv4Addr;
Dec 14 11:08:16.548 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 14 11:08:16.548 INFO [stderr] 
Dec 14 11:08:16.619 INFO [stderr] warning: unused variable: `a`
Dec 14 11:08:16.619 INFO [stderr]   --> src/client/mod.rs:25:24
Dec 14 11:08:16.619 INFO [stderr]    |
Dec 14 11:08:16.619 INFO [stderr] 25 |                 Ok((s, a))=>{
Dec 14 11:08:16.619 INFO [stderr]    |                        ^ help: consider using `_a` instead
Dec 14 11:08:16.619 INFO [stderr]    |
Dec 14 11:08:16.619 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 11:08:16.619 INFO [stderr] 
Dec 14 11:08:16.630 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:08:16.630 INFO [stderr]   --> src/client/mod.rs:18:9
Dec 14 11:08:16.630 INFO [stderr]    |
Dec 14 11:08:16.630 INFO [stderr] 18 |         self.socket.set_read_timeout(Some(std::time::Duration::from_millis(10)));
Dec 14 11:08:16.630 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:08:16.630 INFO [stderr]    |
Dec 14 11:08:16.630 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 11:08:16.630 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:08:16.630 INFO [stderr] 
Dec 14 11:08:16.630 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:08:16.630 INFO [stderr]   --> src/server/mod.rs:20:17
Dec 14 11:08:16.630 INFO [stderr]    |
Dec 14 11:08:16.630 INFO [stderr] 20 |                 self.socket.send_to(&buffer[0..size], ipv);
Dec 14 11:08:16.630 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:08:16.630 INFO [stderr]    |
Dec 14 11:08:16.630 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:08:16.630 INFO [stderr] 
Dec 14 11:08:16.630 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:08:16.630 INFO [stderr]   --> src/main.rs:18:9
Dec 14 11:08:16.630 INFO [stderr]    |
Dec 14 11:08:16.630 INFO [stderr] 18 |         server.recv();
Dec 14 11:08:16.630 INFO [stderr]    |         ^^^^^^^^^^^^^^
Dec 14 11:08:16.630 INFO [stderr]    |
Dec 14 11:08:16.630 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:08:16.630 INFO [stderr] 
Dec 14 11:08:16.630 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:08:16.630 INFO [stderr]   --> src/main.rs:39:5
Dec 14 11:08:16.630 INFO [stderr]    |
Dec 14 11:08:16.630 INFO [stderr] 39 |     std::io::stdin().read_line(&mut s);
Dec 14 11:08:16.630 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:08:16.630 INFO [stderr]    |
Dec 14 11:08:16.630 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:08:16.630 INFO [stderr] 
Dec 14 11:08:16.630 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 11:08:16.630 INFO [stderr]   --> src/main.rs:40:5
Dec 14 11:08:16.630 INFO [stderr]    |
Dec 14 11:08:16.630 INFO [stderr] 40 |     client.send(&s, &SocketAddrV4::new(ip, port_number));
Dec 14 11:08:16.630 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 11:08:16.630 INFO [stderr]    |
Dec 14 11:08:16.630 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 11:08:16.630 INFO [stderr] 
Dec 14 11:08:16.925 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Dec 14 11:08:16.931 INFO [stderr] su: No module specific data is present
Dec 14 11:08:17.455 INFO running `"docker" "inspect" "576b0a59d7f676935fa50eff33fd114a369b4cee6d93ad4405e24ed03849befb"`
Dec 14 11:08:17.780 INFO running `"docker" "rm" "-f" "576b0a59d7f676935fa50eff33fd114a369b4cee6d93ad4405e24ed03849befb"`
Dec 14 11:08:18.151 INFO [stdout] 576b0a59d7f676935fa50eff33fd114a369b4cee6d93ad4405e24ed03849befb
Dec 14 11:08:18.156 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 11:08:18.684 INFO [stdout] 9d6a44f6c95b677b54c03f11fe8135dba7b104d884841f0e94c3afd21f4e9154
Dec 14 11:08:18.686 INFO running `"docker" "start" "-a" "9d6a44f6c95b677b54c03f11fe8135dba7b104d884841f0e94c3afd21f4e9154"`
Dec 14 11:08:19.613 INFO [stderr] usermod: no changes
Dec 14 11:08:19.651 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 11:08:19.656 INFO [stderr]      Running /target/debug/deps/arguments-5d60100e8a4332f5
Dec 14 11:08:19.660 INFO [stdout] 
Dec 14 11:08:19.660 INFO [stdout] running 0 tests
Dec 14 11:08:19.660 INFO [stdout] 
Dec 14 11:08:19.660 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 11:08:19.660 INFO [stdout] 
Dec 14 11:08:19.662 INFO [stderr] su: No module specific data is present
Dec 14 11:08:20.200 INFO running `"docker" "inspect" "9d6a44f6c95b677b54c03f11fe8135dba7b104d884841f0e94c3afd21f4e9154"`
Dec 14 11:08:20.272 INFO running `"docker" "rm" "-f" "9d6a44f6c95b677b54c03f11fe8135dba7b104d884841f0e94c3afd21f4e9154"`
Dec 14 11:08:20.487 INFO [stdout] 9d6a44f6c95b677b54c03f11fe8135dba7b104d884841f0e94c3afd21f4e9154