[INFO] cloning repository https://github.com/rcardenes/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/rcardenes/codecrafters-kafka-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcardenes%2Fcodecrafters-kafka-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcardenes%2Fcodecrafters-kafka-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c6250c3e3a235d952f3e8d036ce51f67762a1d11 [INFO] building rcardenes/codecrafters-kafka-rust against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcardenes%2Fcodecrafters-kafka-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/rcardenes/codecrafters-kafka-rust [INFO] finished tweaking git repo https://github.com/rcardenes/codecrafters-kafka-rust [INFO] tweaked toml for git repo https://github.com/rcardenes/codecrafters-kafka-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/rcardenes/codecrafters-kafka-rust on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/rcardenes/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 638c5ee88e403dd8e52f6536454b6203342dd1516373e514f9341e10713b8966 [INFO] running `Command { std: "docker" "start" "-a" "638c5ee88e403dd8e52f6536454b6203342dd1516373e514f9341e10713b8966", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "638c5ee88e403dd8e52f6536454b6203342dd1516373e514f9341e10713b8966", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "638c5ee88e403dd8e52f6536454b6203342dd1516373e514f9341e10713b8966", kill_on_drop: false }` [INFO] [stdout] 638c5ee88e403dd8e52f6536454b6203342dd1516373e514f9341e10713b8966 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4114fba56495c8f6060b77b7ce8b1103a933fd990d4c586e9ef1a5d0fbee35f9 [INFO] running `Command { std: "docker" "start" "-a" "4114fba56495c8f6060b77b7ce8b1103a933fd990d4c586e9ef1a5d0fbee35f9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling proc-macro2 v1.0.87 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling socket2 v0.5.7 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling signal-hook-registry v1.4.2 [INFO] [stderr] Compiling mio v1.0.2 [INFO] [stderr] Compiling uuid v1.10.0 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Compiling tokio v1.40.0 [INFO] [stderr] Compiling thiserror v1.0.64 [INFO] [stderr] Compiling kafka-starter-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/kafka_protocol.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | let mut ret = vec![]; [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: fields `number` and `tag` are never read [INFO] [stdout] --> src/kafka_protocol.rs:109:5 [INFO] [stdout] | [INFO] [stdout] 108 | pub struct TagField { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 109 | number: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 110 | tag: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TagField` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.75s [INFO] running `Command { std: "docker" "inspect" "4114fba56495c8f6060b77b7ce8b1103a933fd990d4c586e9ef1a5d0fbee35f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4114fba56495c8f6060b77b7ce8b1103a933fd990d4c586e9ef1a5d0fbee35f9", kill_on_drop: false }` [INFO] [stdout] 4114fba56495c8f6060b77b7ce8b1103a933fd990d4c586e9ef1a5d0fbee35f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d231cc15013572cc201cc7f4d8f5020a5ecc6ab7d2efe3a428f510822542cee [INFO] running `Command { std: "docker" "start" "-a" "6d231cc15013572cc201cc7f4d8f5020a5ecc6ab7d2efe3a428f510822542cee", kill_on_drop: false }` [INFO] [stderr] Compiling kafka-starter-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/kafka_protocol.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | let mut ret = vec![]; [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: fields `number` and `tag` are never read [INFO] [stdout] --> src/kafka_protocol.rs:109:5 [INFO] [stdout] | [INFO] [stdout] 108 | pub struct TagField { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 109 | number: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 110 | tag: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TagField` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `kafka_protocol::ApiKey: TryFrom` is not satisfied [INFO] [stdout] --> src/kafka_protocol.rs:225:20 [INFO] [stdout] | [INFO] [stdout] 225 | assert_eq!(ApiKey::try_from(18u16).unwrap(), ApiKey::ApiVersions); [INFO] [stdout] | ^^^^^^ unsatisfied trait bound [INFO] [stdout] | [INFO] [stdout] = help: the trait `TryFrom` is not implemented for `kafka_protocol::ApiKey` [INFO] [stdout] but trait `TryFrom` is implemented for it [INFO] [stdout] = help: for that trait implementation, expected `i16`, found `u16` [INFO] [stdout] = note: required for `u16` to implement `Into` [INFO] [stdout] = note: required for `kafka_protocol::ApiKey` to implement `TryFrom` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `kafka_protocol::ApiKey: TryFrom` is not satisfied [INFO] [stdout] --> src/kafka_protocol.rs:226:17 [INFO] [stdout] | [INFO] [stdout] 226 | assert!(ApiKey::try_from(44u16).is_err()); [INFO] [stdout] | ^^^^^^ unsatisfied trait bound [INFO] [stdout] | [INFO] [stdout] = help: the trait `TryFrom` is not implemented for `kafka_protocol::ApiKey` [INFO] [stdout] but trait `TryFrom` is implemented for it [INFO] [stdout] = help: for that trait implementation, expected `i16`, found `u16` [INFO] [stdout] = note: required for `u16` to implement `Into` [INFO] [stdout] = note: required for `kafka_protocol::ApiKey` to implement `TryFrom` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `kafka_protocol::ApiKey: From` is not satisfied [INFO] [stdout] --> src/kafka_protocol.rs:225:20 [INFO] [stdout] | [INFO] [stdout] 225 | assert_eq!(ApiKey::try_from(18u16).unwrap(), ApiKey::ApiVersions); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound [INFO] [stdout] | [INFO] [stdout] = help: the trait `TryFrom` is not implemented for `kafka_protocol::ApiKey` [INFO] [stdout] but trait `TryFrom` is implemented for it [INFO] [stdout] = help: for that trait implementation, expected `i16`, found `u16` [INFO] [stdout] = note: required for `u16` to implement `Into` [INFO] [stdout] = note: required for `kafka_protocol::ApiKey` to implement `TryFrom` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/kafka_protocol.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | let mut ret = vec![]; [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] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `kafka-starter-rust` (lib test) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6d231cc15013572cc201cc7f4d8f5020a5ecc6ab7d2efe3a428f510822542cee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d231cc15013572cc201cc7f4d8f5020a5ecc6ab7d2efe3a428f510822542cee", kill_on_drop: false }` [INFO] [stdout] 6d231cc15013572cc201cc7f4d8f5020a5ecc6ab7d2efe3a428f510822542cee