[INFO] cloning repository https://github.com/TheBlueFireFox/codecrafters-kafka-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheBlueFireFox/codecrafters-kafka-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheBlueFireFox%2Fcodecrafters-kafka-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheBlueFireFox%2Fcodecrafters-kafka-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0ad1aa5c2852cf687144feb8faddddf209f86feb [INFO] checking TheBlueFireFox/codecrafters-kafka-rust against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheBlueFireFox%2Fcodecrafters-kafka-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/TheBlueFireFox/codecrafters-kafka-rust [INFO] finished tweaking git repo https://github.com/TheBlueFireFox/codecrafters-kafka-rust [INFO] tweaked toml for git repo https://github.com/TheBlueFireFox/codecrafters-kafka-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/TheBlueFireFox/codecrafters-kafka-rust on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/TheBlueFireFox/codecrafters-kafka-rust 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 125e2740667a3cf490b7425f760213119054c576ca1b0bf3647b7c88b9c72857 [INFO] running `Command { std: "docker" "start" "-a" "125e2740667a3cf490b7425f760213119054c576ca1b0bf3647b7c88b9c72857", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "125e2740667a3cf490b7425f760213119054c576ca1b0bf3647b7c88b9c72857", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "125e2740667a3cf490b7425f760213119054c576ca1b0bf3647b7c88b9c72857", kill_on_drop: false }` [INFO] [stdout] 125e2740667a3cf490b7425f760213119054c576ca1b0bf3647b7c88b9c72857 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 965ef1e209b05fa56f555476507e5aa3ed16b60de92dce6ce7bd3a6435ad8d41 [INFO] running `Command { std: "docker" "start" "-a" "965ef1e209b05fa56f555476507e5aa3ed16b60de92dce6ce7bd3a6435ad8d41", kill_on_drop: false }` [INFO] [stderr] Compiling thiserror v1.0.61 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking yansi v1.0.1 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking rustix v1.0.5 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking pretty_assertions v1.4.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Checking tempfile v3.19.1 [INFO] [stderr] Compiling strum_macros v0.27.1 [INFO] [stderr] Compiling tokio-macros v2.3.0 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Checking tokio v1.38.0 [INFO] [stderr] Checking strum v0.27.1 [INFO] [stderr] Checking redis-starter-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1387:81 [INFO] [stdout] | [INFO] [stdout] 1387 | pub fn write(&self, buf: &mut Vec) -> Result { [INFO] [stdout] | _________________________________________________________________________________^ [INFO] [stdout] 1388 | | let s = self.write_helper(buf)?; [INFO] [stdout] ... | [INFO] [stdout] 1393 | | Ok(s) [INFO] [stdout] 1394 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, usize> [INFO] [stdout] --> src/messages.rs:1388:21 [INFO] [stdout] | [INFO] [stdout] 1388 | let s = self.write_helper(buf)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1388:21 [INFO] [stdout] | [INFO] [stdout] 1388 | let s = self.write_helper(buf)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1388:21 [INFO] [stdout] | [INFO] [stdout] 1388 | let s = self.write_helper(buf)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1393:13 [INFO] [stdout] | [INFO] [stdout] 1393 | Ok(s) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1396:87 [INFO] [stdout] | [INFO] [stdout] 1396 | fn write_helper(&self, buf: &mut dyn BufMut) -> Result { [INFO] [stdout] | _______________________________________________________________________________________^ [INFO] [stdout] 1397 | | // add space for the size to be inserted later on [INFO] [stdout] 1398 | | let len = buf.remaining_mut(); [INFO] [stdout] ... | [INFO] [stdout] 1406 | | Ok(len - buf.remaining_mut()) [INFO] [stdout] 1407 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1402:13 [INFO] [stdout] | [INFO] [stdout] 1402 | self.header.write(buf)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1404:13 [INFO] [stdout] | [INFO] [stdout] 1404 | self.response.write(buf)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1406:13 [INFO] [stdout] | [INFO] [stdout] 1406 | Ok(len - buf.remaining_mut()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, usize> [INFO] [stdout] --> src/process.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let s = res.write(msg_out)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/process.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let s = res.write(msg_out)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `redis-starter-rust` (bin "redis-starter-rust") due to 11 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1387:81 [INFO] [stdout] | [INFO] [stdout] 1387 | pub fn write(&self, buf: &mut Vec) -> Result { [INFO] [stdout] | _________________________________________________________________________________^ [INFO] [stdout] 1388 | | let s = self.write_helper(buf)?; [INFO] [stdout] ... | [INFO] [stdout] 1393 | | Ok(s) [INFO] [stdout] 1394 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, usize> [INFO] [stdout] --> src/messages.rs:1388:21 [INFO] [stdout] | [INFO] [stdout] 1388 | let s = self.write_helper(buf)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1388:21 [INFO] [stdout] | [INFO] [stdout] 1388 | let s = self.write_helper(buf)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1388:21 [INFO] [stdout] | [INFO] [stdout] 1388 | let s = self.write_helper(buf)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1393:13 [INFO] [stdout] | [INFO] [stdout] 1393 | Ok(s) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1396:87 [INFO] [stdout] | [INFO] [stdout] 1396 | fn write_helper(&self, buf: &mut dyn BufMut) -> Result { [INFO] [stdout] | _______________________________________________________________________________________^ [INFO] [stdout] 1397 | | // add space for the size to be inserted later on [INFO] [stdout] 1398 | | let len = buf.remaining_mut(); [INFO] [stdout] ... | [INFO] [stdout] 1406 | | Ok(len - buf.remaining_mut()) [INFO] [stdout] 1407 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1402:13 [INFO] [stdout] | [INFO] [stdout] 1402 | self.header.write(buf)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1404:13 [INFO] [stdout] | [INFO] [stdout] 1404 | self.response.write(buf)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/messages.rs:1406:13 [INFO] [stdout] | [INFO] [stdout] 1406 | Ok(len - buf.remaining_mut()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, usize> [INFO] [stdout] --> src/process.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let s = res.write(msg_out)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/process.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let s = res.write(msg_out)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `redis-starter-rust` (bin "redis-starter-rust" test) due to 11 previous errors [INFO] running `Command { std: "docker" "inspect" "965ef1e209b05fa56f555476507e5aa3ed16b60de92dce6ce7bd3a6435ad8d41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "965ef1e209b05fa56f555476507e5aa3ed16b60de92dce6ce7bd3a6435ad8d41", kill_on_drop: false }` [INFO] [stdout] 965ef1e209b05fa56f555476507e5aa3ed16b60de92dce6ce7bd3a6435ad8d41