[INFO] cloning repository https://github.com/kaankaragur/rust-websocket
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaankaragur/rust-websocket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaankaragur%2Frust-websocket", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaankaragur%2Frust-websocket'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ff60a4fea2547c48ea5db8b2aacccec9b22fbba
[INFO] testing kaankaragur/rust-websocket against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaankaragur%2Frust-websocket" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kaankaragur/rust-websocket
[INFO] finished tweaking git repo https://github.com/kaankaragur/rust-websocket
[INFO] tweaked toml for git repo https://github.com/kaankaragur/rust-websocket written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kaankaragur/rust-websocket on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kaankaragur/rust-websocket already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e65e15293fb9125c9c8415e0008c12bb32fede825b490f7b99a2f31a175e945e
[INFO] running `Command { std: "docker" "start" "-a" "e65e15293fb9125c9c8415e0008c12bb32fede825b490f7b99a2f31a175e945e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e65e15293fb9125c9c8415e0008c12bb32fede825b490f7b99a2f31a175e945e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e65e15293fb9125c9c8415e0008c12bb32fede825b490f7b99a2f31a175e945e", kill_on_drop: false }`
[INFO] [stdout] e65e15293fb9125c9c8415e0008c12bb32fede825b490f7b99a2f31a175e945e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9ae1dbb27ecb2759bc25b28894e2029452a242a77d343c51116c7bbcb9ff235
[INFO] running `Command { std: "docker" "start" "-a" "a9ae1dbb27ecb2759bc25b28894e2029452a242a77d343c51116c7bbcb9ff235", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]    Compiling data-encoding v2.4.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling url v2.4.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha1 v0.10.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling tungstenite v0.20.0
[INFO] [stderr]    Compiling basic-websocket-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: useless assignment of variable of type `String` to itself
[INFO] [stdout]   --> src/main.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             port=port;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     io::stdout().flush();
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let _ = io::stdout().flush();
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.21s
[INFO] running `Command { std: "docker" "inspect" "a9ae1dbb27ecb2759bc25b28894e2029452a242a77d343c51116c7bbcb9ff235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ae1dbb27ecb2759bc25b28894e2029452a242a77d343c51116c7bbcb9ff235", kill_on_drop: false }`
[INFO] [stdout] a9ae1dbb27ecb2759bc25b28894e2029452a242a77d343c51116c7bbcb9ff235
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40e3ea8ee17f22365575b26026a466e313395cac52425cc7d7dbf11d641666d0
[INFO] running `Command { std: "docker" "start" "-a" "40e3ea8ee17f22365575b26026a466e313395cac52425cc7d7dbf11d641666d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling basic-websocket-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     io::stdout().flush();
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let _ = io::stdout().flush();
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "40e3ea8ee17f22365575b26026a466e313395cac52425cc7d7dbf11d641666d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40e3ea8ee17f22365575b26026a466e313395cac52425cc7d7dbf11d641666d0", kill_on_drop: false }`
[INFO] [stdout] 40e3ea8ee17f22365575b26026a466e313395cac52425cc7d7dbf11d641666d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f1a58c535cf77d90738b1510c2ba0badfb2951956008141d591697927c6324f8
[INFO] running `Command { std: "docker" "start" "-a" "f1a58c535cf77d90738b1510c2ba0badfb2951956008141d591697927c6324f8", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     io::stdout().flush();
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let _ = io::stdout().flush();
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `basic-websocket-server` (bin "basic-websocket-server" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/basic_websocket_server-cad05e2a6588fd0e)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f1a58c535cf77d90738b1510c2ba0badfb2951956008141d591697927c6324f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1a58c535cf77d90738b1510c2ba0badfb2951956008141d591697927c6324f8", kill_on_drop: false }`
[INFO] [stdout] f1a58c535cf77d90738b1510c2ba0badfb2951956008141d591697927c6324f8