Nov 28 01:58:17.059 INFO checking lambdude/router against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 01:58:17.060 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 01:58:17.558 INFO [stdout] 967ab746e4cbdcff9536eff9c5301a9b596a63b20147d41bcd6963de2c131439
Nov 28 01:58:17.561 INFO running `"docker" "start" "-a" "967ab746e4cbdcff9536eff9c5301a9b596a63b20147d41bcd6963de2c131439"`
Nov 28 01:58:19.683 INFO [stderr] usermod: no changes
Nov 28 01:58:19.744 INFO [stderr]     Checking router v0.1.0 (/source)
Nov 28 01:58:20.252 INFO [stderr] warning: unused import: `SocketAddrV4`
Nov 28 01:58:20.252 INFO [stderr]  --> src/host.rs:1:40
Nov 28 01:58:20.252 INFO [stderr]   |
Nov 28 01:58:20.252 INFO [stderr] 1 | use std::net::{TcpListener, TcpStream, SocketAddrV4};
Nov 28 01:58:20.252 INFO [stderr]   |                                        ^^^^^^^^^^^^
Nov 28 01:58:20.252 INFO [stderr]   |
Nov 28 01:58:20.252 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 01:58:20.252 INFO [stderr] 
Nov 28 01:58:20.252 INFO [stderr] warning: unused import: `message::*`
Nov 28 01:58:20.252 INFO [stderr]  --> src/main.rs:5:5
Nov 28 01:58:20.252 INFO [stderr]   |
Nov 28 01:58:20.252 INFO [stderr] 5 | use message::*;
Nov 28 01:58:20.252 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 01:58:20.252 INFO [stderr] 
Nov 28 01:58:20.302 INFO [stderr] warning: unused import: `SocketAddrV4`
Nov 28 01:58:20.308 INFO [stderr]  --> src/host.rs:1:40
Nov 28 01:58:20.309 INFO [stderr]   |
Nov 28 01:58:20.309 INFO [stderr] 1 | use std::net::{TcpListener, TcpStream, SocketAddrV4};
Nov 28 01:58:20.309 INFO [stderr]   |                                        ^^^^^^^^^^^^
Nov 28 01:58:20.309 INFO [stderr]   |
Nov 28 01:58:20.309 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 01:58:20.309 INFO [stderr] 
Nov 28 01:58:20.309 INFO [stderr] warning: unused import: `message::*`
Nov 28 01:58:20.309 INFO [stderr]  --> src/main.rs:5:5
Nov 28 01:58:20.309 INFO [stderr]   |
Nov 28 01:58:20.309 INFO [stderr] 5 | use message::*;
Nov 28 01:58:20.309 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 01:58:20.309 INFO [stderr] 
Nov 28 01:58:20.439 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.439 INFO [stderr]   --> src/host.rs:72:13
Nov 28 01:58:20.439 INFO [stderr]    |
Nov 28 01:58:20.439 INFO [stderr] 72 |             stream.write(&message.payload());
Nov 28 01:58:20.439 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.439 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 01:58:20.441 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.441 INFO [stderr] 
Nov 28 01:58:20.441 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.441 INFO [stderr]   --> src/host.rs:92:13
Nov 28 01:58:20.441 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr] 92 |             stream.read(&mut buffer);
Nov 28 01:58:20.441 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.441 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.441 INFO [stderr] 
Nov 28 01:58:20.441 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.441 INFO [stderr]   --> src/main.rs:10:5
Nov 28 01:58:20.441 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr] 10 |     host_a.bind("127.0.0.1:9001".to_owned());
Nov 28 01:58:20.441 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.441 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.441 INFO [stderr] 
Nov 28 01:58:20.441 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.441 INFO [stderr]   --> src/main.rs:11:5
Nov 28 01:58:20.441 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr] 11 |     host_b.bind("127.0.0.1:9002".to_owned());
Nov 28 01:58:20.441 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.441 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.441 INFO [stderr] 
Nov 28 01:58:20.441 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.441 INFO [stderr]   --> src/main.rs:12:5
Nov 28 01:58:20.441 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr] 12 |     host_a.connect('b', "127.0.0.1:9002".to_owned());
Nov 28 01:58:20.441 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.441 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.441 INFO [stderr] 
Nov 28 01:58:20.441 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.441 INFO [stderr]   --> src/main.rs:13:5
Nov 28 01:58:20.441 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr] 13 |     host_b.connect('a', "127.0.0.1:9001".to_owned());
Nov 28 01:58:20.441 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.441 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.441 INFO [stderr] 
Nov 28 01:58:20.441 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.441 INFO [stderr]   --> src/main.rs:14:5
Nov 28 01:58:20.441 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr] 14 |     host_a.send('b', "Hello, world!");
Nov 28 01:58:20.441 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.441 INFO [stderr]    |
Nov 28 01:58:20.441 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.441 INFO [stderr] 
Nov 28 01:58:20.504 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.504 INFO [stderr]   --> src/host.rs:72:13
Nov 28 01:58:20.504 INFO [stderr]    |
Nov 28 01:58:20.504 INFO [stderr] 72 |             stream.write(&message.payload());
Nov 28 01:58:20.504 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.504 INFO [stderr]    |
Nov 28 01:58:20.504 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 01:58:20.504 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.504 INFO [stderr] 
Nov 28 01:58:20.504 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.504 INFO [stderr]   --> src/host.rs:92:13
Nov 28 01:58:20.504 INFO [stderr]    |
Nov 28 01:58:20.504 INFO [stderr] 92 |             stream.read(&mut buffer);
Nov 28 01:58:20.504 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.505 INFO [stderr]    |
Nov 28 01:58:20.505 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.505 INFO [stderr] 
Nov 28 01:58:20.505 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.505 INFO [stderr]   --> src/main.rs:10:5
Nov 28 01:58:20.505 INFO [stderr]    |
Nov 28 01:58:20.505 INFO [stderr] 10 |     host_a.bind("127.0.0.1:9001".to_owned());
Nov 28 01:58:20.505 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.505 INFO [stderr]    |
Nov 28 01:58:20.505 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.505 INFO [stderr] 
Nov 28 01:58:20.505 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.505 INFO [stderr]   --> src/main.rs:11:5
Nov 28 01:58:20.505 INFO [stderr]    |
Nov 28 01:58:20.505 INFO [stderr] 11 |     host_b.bind("127.0.0.1:9002".to_owned());
Nov 28 01:58:20.505 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.505 INFO [stderr]    |
Nov 28 01:58:20.505 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.505 INFO [stderr] 
Nov 28 01:58:20.505 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.505 INFO [stderr]   --> src/main.rs:12:5
Nov 28 01:58:20.505 INFO [stderr]    |
Nov 28 01:58:20.505 INFO [stderr] 12 |     host_a.connect('b', "127.0.0.1:9002".to_owned());
Nov 28 01:58:20.505 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.505 INFO [stderr]    |
Nov 28 01:58:20.505 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.505 INFO [stderr] 
Nov 28 01:58:20.505 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.505 INFO [stderr]   --> src/main.rs:13:5
Nov 28 01:58:20.505 INFO [stderr]    |
Nov 28 01:58:20.505 INFO [stderr] 13 |     host_b.connect('a', "127.0.0.1:9001".to_owned());
Nov 28 01:58:20.505 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.505 INFO [stderr]    |
Nov 28 01:58:20.505 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.505 INFO [stderr] 
Nov 28 01:58:20.505 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:58:20.505 INFO [stderr]   --> src/main.rs:14:5
Nov 28 01:58:20.505 INFO [stderr]    |
Nov 28 01:58:20.505 INFO [stderr] 14 |     host_a.send('b', "Hello, world!");
Nov 28 01:58:20.505 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:58:20.505 INFO [stderr]    |
Nov 28 01:58:20.505 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:58:20.505 INFO [stderr] 
Nov 28 01:58:20.532 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Nov 28 01:58:20.548 INFO [stderr] su: No module specific data is present
Nov 28 01:58:21.524 INFO running `"docker" "inspect" "967ab746e4cbdcff9536eff9c5301a9b596a63b20147d41bcd6963de2c131439"`
Nov 28 01:58:21.901 INFO running `"docker" "rm" "-f" "967ab746e4cbdcff9536eff9c5301a9b596a63b20147d41bcd6963de2c131439"`
Nov 28 01:58:22.244 INFO [stdout] 967ab746e4cbdcff9536eff9c5301a9b596a63b20147d41bcd6963de2c131439