[INFO] cloning repository https://github.com/Jasperav/WebsocketRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jasperav/WebsocketRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2FWebsocketRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2FWebsocketRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cfb5c30a54b81f47833c9416b2e2eff1143d2822
[INFO] testing Jasperav/WebsocketRust against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2FWebsocketRust" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jasperav/WebsocketRust on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jasperav/WebsocketRust
[INFO] finished tweaking git repo https://github.com/Jasperav/WebsocketRust
[INFO] tweaked toml for git repo https://github.com/Jasperav/WebsocketRust written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Jasperav/WebsocketRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b555990187de23a9dc3efed9f6569d8be4d586c031f8f9f284d7c1b5dbac146c
[INFO] running `Command { std: "docker" "start" "-a" "b555990187de23a9dc3efed9f6569d8be4d586c031f8f9f284d7c1b5dbac146c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b555990187de23a9dc3efed9f6569d8be4d586c031f8f9f284d7c1b5dbac146c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b555990187de23a9dc3efed9f6569d8be4d586c031f8f9f284d7c1b5dbac146c", kill_on_drop: false }`
[INFO] [stdout] b555990187de23a9dc3efed9f6569d8be4d586c031f8f9f284d7c1b5dbac146c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ea836c341819410685d1cb6952c39423143aae99d6570f777b3b49639f2ad1e
[INFO] running `Command { std: "docker" "start" "-a" "8ea836c341819410685d1cb6952c39423143aae99d6570f777b3b49639f2ad1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha-1 v0.8.1
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling ws v0.9.1
[INFO] [stderr]    Compiling websocketshutdown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `listen`
[INFO] [stdout]  --> src/main.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ws::{listen, connect, Sender, Handler, Message, Handshake};
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/main.rs:40:15
[INFO] [stdout]    |
[INFO] [stdout] 40 |         move |msg| {
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/main.rs:16:30
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn on_message(&mut self, msg: Message) -> Result<(), ws::Error> {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             c.send(""); // Send something back
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.52s
[INFO] running `Command { std: "docker" "inspect" "8ea836c341819410685d1cb6952c39423143aae99d6570f777b3b49639f2ad1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ea836c341819410685d1cb6952c39423143aae99d6570f777b3b49639f2ad1e", kill_on_drop: false }`
[INFO] [stdout] 8ea836c341819410685d1cb6952c39423143aae99d6570f777b3b49639f2ad1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5499e1cbd1a833e3ce4e67582af6b89bf534f4d3a5b1ee687f47fbb0f13459b8
[INFO] running `Command { std: "docker" "start" "-a" "5499e1cbd1a833e3ce4e67582af6b89bf534f4d3a5b1ee687f47fbb0f13459b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling websocketshutdown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `listen`
[INFO] [stdout]  --> src/main.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ws::{listen, connect, Sender, Handler, Message, Handshake};
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/main.rs:40:15
[INFO] [stdout]    |
[INFO] [stdout] 40 |         move |msg| {
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/main.rs:16:30
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn on_message(&mut self, msg: Message) -> Result<(), ws::Error> {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             c.send(""); // Send something back
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "5499e1cbd1a833e3ce4e67582af6b89bf534f4d3a5b1ee687f47fbb0f13459b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5499e1cbd1a833e3ce4e67582af6b89bf534f4d3a5b1ee687f47fbb0f13459b8", kill_on_drop: false }`
[INFO] [stdout] 5499e1cbd1a833e3ce4e67582af6b89bf534f4d3a5b1ee687f47fbb0f13459b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 783a9cc58a17ed2e8d851a2d8bf49277c1fa394fed96d3470f9caec2496787f7
[INFO] running `Command { std: "docker" "start" "-a" "783a9cc58a17ed2e8d851a2d8bf49277c1fa394fed96d3470f9caec2496787f7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `listen`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:1:10
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 1 | use ws::{listen, connect, Sender, Handler, Message, Handshake};
[INFO] [stdout] 
[INFO] [stderr]   |          ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:40:15
[INFO] [stderr]    |
[INFO] [stderr] 40 |         move |msg| {
[INFO] [stderr]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:16:30
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn on_message(&mut self, msg: Message) -> Result<(), ws::Error> {
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |             c.send(""); // Send something back
[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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/websocketshutdown-76381af9b11069f9)
[INFO] running `Command { std: "docker" "inspect" "783a9cc58a17ed2e8d851a2d8bf49277c1fa394fed96d3470f9caec2496787f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783a9cc58a17ed2e8d851a2d8bf49277c1fa394fed96d3470f9caec2496787f7", kill_on_drop: false }`
[INFO] [stdout] 783a9cc58a17ed2e8d851a2d8bf49277c1fa394fed96d3470f9caec2496787f7