[INFO] cloning repository https://github.com/henryk92/chat_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/henryk92/chat_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenryk92%2Fchat_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenryk92%2Fchat_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c098928b35a46761f418ab54c0195aad8c7f64d
[INFO] testing henryk92/chat_server against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenryk92%2Fchat_server" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/henryk92/chat_server
[INFO] finished tweaking git repo https://github.com/henryk92/chat_server
[INFO] tweaked toml for git repo https://github.com/henryk92/chat_server written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/henryk92/chat_server on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/henryk92/chat_server 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba67acc13a58a7526ff9330c039010f44adc06b8a1e7d2bcb2bd0054ef6dcbf0
[INFO] running `Command { std: "docker" "start" "-a" "ba67acc13a58a7526ff9330c039010f44adc06b8a1e7d2bcb2bd0054ef6dcbf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba67acc13a58a7526ff9330c039010f44adc06b8a1e7d2bcb2bd0054ef6dcbf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba67acc13a58a7526ff9330c039010f44adc06b8a1e7d2bcb2bd0054ef6dcbf0", kill_on_drop: false }`
[INFO] [stdout] ba67acc13a58a7526ff9330c039010f44adc06b8a1e7d2bcb2bd0054ef6dcbf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30ef5b44db4d4b10a24260b3ad624275321814ed79c2117fa8ea1df9f8c22be4
[INFO] running `Command { std: "docker" "start" "-a" "30ef5b44db4d4b10a24260b3ad624275321814ed79c2117fa8ea1df9f8c22be4", kill_on_drop: false }`
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling chat_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/server.rs:44:50
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn http_handle_connection(mut stream: TcpStream, mut address: SocketAddr) {
[INFO] [stdout]    |                                                  ----^^^^^^^
[INFO] [stdout]    |                                                  |
[INFO] [stdout]    |                                                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parse`
[INFO] [stdout]   --> src/bin/server.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |             let parse = parse_html(&body);
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_parse`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "30ef5b44db4d4b10a24260b3ad624275321814ed79c2117fa8ea1df9f8c22be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ef5b44db4d4b10a24260b3ad624275321814ed79c2117fa8ea1df9f8c22be4", kill_on_drop: false }`
[INFO] [stdout] 30ef5b44db4d4b10a24260b3ad624275321814ed79c2117fa8ea1df9f8c22be4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ddc40e37cb03baaa12e82fbf7f39f30e84ff3e81e5ba74b033b5ab1abec70d8
[INFO] running `Command { std: "docker" "start" "-a" "3ddc40e37cb03baaa12e82fbf7f39f30e84ff3e81e5ba74b033b5ab1abec70d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling chat_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/server.rs:44:50
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn http_handle_connection(mut stream: TcpStream, mut address: SocketAddr) {
[INFO] [stdout]    |                                                  ----^^^^^^^
[INFO] [stdout]    |                                                  |
[INFO] [stdout]    |                                                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parse`
[INFO] [stdout]   --> src/bin/server.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |             let parse = parse_html(&body);
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_parse`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "3ddc40e37cb03baaa12e82fbf7f39f30e84ff3e81e5ba74b033b5ab1abec70d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ddc40e37cb03baaa12e82fbf7f39f30e84ff3e81e5ba74b033b5ab1abec70d8", kill_on_drop: false }`
[INFO] [stdout] 3ddc40e37cb03baaa12e82fbf7f39f30e84ff3e81e5ba74b033b5ab1abec70d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce925cbfbf8c9eb9b6c3e5f0c594f5e1c6ee86da5febd2e14249ca87e8b7c6b6
[INFO] running `Command { std: "docker" "start" "-a" "ce925cbfbf8c9eb9b6c3e5f0c594f5e1c6ee86da5febd2e14249ca87e8b7c6b6", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/server.rs:44:50
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn http_handle_connection(mut stream: TcpStream, mut address: SocketAddr) {
[INFO] [stderr]    |                                                  ----^^^^^^^
[INFO] [stderr]    |                                                  |
[INFO] [stderr]    |                                                  help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parse`
[INFO] [stderr]   --> src/bin/server.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |             let parse = parse_html(&body);
[INFO] [stderr]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_parse`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `chat_server` (bin "server" test) generated 2 warnings (run `cargo fix --bin "server" -p chat_server --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chat_server-f1d68f8cb1e77510)
[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] [stderr]      Running unittests src/bin/client.rs (/opt/rustwide/target/debug/deps/client-28d2b913d3f7973c)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/server.rs (/opt/rustwide/target/debug/deps/server-22ca00fc5bd55bd0)
[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] [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] [stderr]    Doc-tests chat_server
[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" "ce925cbfbf8c9eb9b6c3e5f0c594f5e1c6ee86da5febd2e14249ca87e8b7c6b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce925cbfbf8c9eb9b6c3e5f0c594f5e1c6ee86da5febd2e14249ca87e8b7c6b6", kill_on_drop: false }`
[INFO] [stdout] ce925cbfbf8c9eb9b6c3e5f0c594f5e1c6ee86da5febd2e14249ca87e8b7c6b6
