[INFO] updating cached repository https://github.com/wilsoniya/chat
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 009ff7e21a89008dd2f37851225678db0dd7d353
[INFO] testing wilsoniya/chat against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilsoniya%2Fchat" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wilsoniya/chat on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/wilsoniya/chat
[INFO] finished tweaking git repo https://github.com/wilsoniya/chat
[INFO] tweaked toml for git repo https://github.com/wilsoniya/chat written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/wilsoniya/chat already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 55bd85bcdf2661c96aa6bdb55320120b8c3b377e16da17d129dea983ace7dca6
[INFO] running `"docker" "start" "-a" "55bd85bcdf2661c96aa6bdb55320120b8c3b377e16da17d129dea983ace7dca6"`
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling stun v0.0.2
[INFO] [stderr]    Compiling xmltree v0.7.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling tokio-retry v0.1.1
[INFO] [stderr]    Compiling hyper v0.11.14
[INFO] [stderr]    Compiling env_logger v0.5.2
[INFO] [stderr]    Compiling kademlia v0.0.1 (https://github.com/leejunseok/kademlia-rs#c018031b)
[INFO] [stderr]    Compiling igd v0.7.0
[INFO] [stderr]    Compiling chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/udp_test.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     core.run(sender);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Result`
[INFO] [stderr]  --> src/udp_p2p.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::Result;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ErrorKind`, `Error`
[INFO] [stderr]  --> src/udp_p2p.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{Error, ErrorKind};
[INFO] [stderr]   |               ^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ToSocketAddrs`
[INFO] [stderr]  --> src/udp_p2p.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::net::{SocketAddr, ToSocketAddrs, UdpSocket};
[INFO] [stderr]   |                            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]   --> src/udp_p2p.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use log;
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio_core::net::UdpSocket`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use tokio_core::net::UdpSocket;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio_core::reactor::Core`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::reactor::Core;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::stream::Stream`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use futures::stream::Stream;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `line` is never read
[INFO] [stderr]   --> src/main.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let mut line = String::new();
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_bytes`
[INFO] [stderr]   --> src/udp_p2p.rs:79:32
[INFO] [stderr]    |
[INFO] [stderr] 79 | ...                   Ok(num_bytes) => {},
[INFO] [stderr]    |                          ^^^^^^^^^ help: consider prefixing with an underscore: `_num_bytes`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `inbound`
[INFO] [stderr]   --> src/udp_p2p.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     inbound: Receiver<Message>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `outbound`
[INFO] [stderr]   --> src/udp_p2p.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     outbound: Sender<Message>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `send`
[INFO] [stderr]    --> src/udp_p2p.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     pub fn send(&self, dest: SocketAddr, msg: String) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         stdin.read_line(&mut line);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/udp_p2p.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 bind_addr_tx.send(addr);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/udp_p2p.rs:55:33
[INFO] [stderr]    |
[INFO] [stderr] 55 | ...                   tx.send((remote_addr, msg.to_owned()));
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/udp_p2p.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |         self.outbound.send((dest, msg));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.84s
[INFO] running `"docker" "inspect" "55bd85bcdf2661c96aa6bdb55320120b8c3b377e16da17d129dea983ace7dca6"`
[INFO] running `"docker" "rm" "-f" "55bd85bcdf2661c96aa6bdb55320120b8c3b377e16da17d129dea983ace7dca6"`
[INFO] [stdout] 55bd85bcdf2661c96aa6bdb55320120b8c3b377e16da17d129dea983ace7dca6
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] bb1a83ced814123f827b3f1c16971e0c716e515e931ad45935902ecbc1a25679
[INFO] running `"docker" "start" "-a" "bb1a83ced814123f827b3f1c16971e0c716e515e931ad45935902ecbc1a25679"`
[INFO] [stderr]    Compiling chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/udp_test.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     core.run(sender);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Result`
[INFO] [stderr]  --> src/udp_p2p.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::Result;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ErrorKind`, `Error`
[INFO] [stderr]  --> src/udp_p2p.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{Error, ErrorKind};
[INFO] [stderr]   |               ^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ToSocketAddrs`
[INFO] [stderr]  --> src/udp_p2p.rs:3:28
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::net::{SocketAddr, ToSocketAddrs, UdpSocket};
[INFO] [stderr]   |                            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]   --> src/udp_p2p.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use log;
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio_core::net::UdpSocket`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use tokio_core::net::UdpSocket;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio_core::reactor::Core`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio_core::reactor::Core;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::stream::Stream`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use futures::stream::Stream;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `line` is never read
[INFO] [stderr]   --> src/main.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let mut line = String::new();
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_bytes`
[INFO] [stderr]   --> src/udp_p2p.rs:79:32
[INFO] [stderr]    |
[INFO] [stderr] 79 | ...                   Ok(num_bytes) => {},
[INFO] [stderr]    |                          ^^^^^^^^^ help: consider prefixing with an underscore: `_num_bytes`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `inbound`
[INFO] [stderr]   --> src/udp_p2p.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     inbound: Receiver<Message>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `outbound`
[INFO] [stderr]   --> src/udp_p2p.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     outbound: Sender<Message>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `send`
[INFO] [stderr]    --> src/udp_p2p.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     pub fn send(&self, dest: SocketAddr, msg: String) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         stdin.read_line(&mut line);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/udp_p2p.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 bind_addr_tx.send(addr);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/udp_p2p.rs:55:33
[INFO] [stderr]    |
[INFO] [stderr] 55 | ...                   tx.send((remote_addr, msg.to_owned()));
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/udp_p2p.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |         self.outbound.send((dest, msg));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `"docker" "inspect" "bb1a83ced814123f827b3f1c16971e0c716e515e931ad45935902ecbc1a25679"`
[INFO] running `"docker" "rm" "-f" "bb1a83ced814123f827b3f1c16971e0c716e515e931ad45935902ecbc1a25679"`
[INFO] [stdout] bb1a83ced814123f827b3f1c16971e0c716e515e931ad45935902ecbc1a25679
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 2aef4e595c30523530f679d48af477f64e0145cc0c949aa5b9eaa37ada461c57
[INFO] running `"docker" "start" "-a" "2aef4e595c30523530f679d48af477f64e0145cc0c949aa5b9eaa37ada461c57"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chat-639d92f975965869
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/udp_test-c575ecc791003cdd
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2aef4e595c30523530f679d48af477f64e0145cc0c949aa5b9eaa37ada461c57"`
[INFO] running `"docker" "rm" "-f" "2aef4e595c30523530f679d48af477f64e0145cc0c949aa5b9eaa37ada461c57"`
[INFO] [stdout] 2aef4e595c30523530f679d48af477f64e0145cc0c949aa5b9eaa37ada461c57