[INFO] cloning repository https://github.com/dippa-1/codecrafters-dns-server-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dippa-1/codecrafters-dns-server-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdippa-1%2Fcodecrafters-dns-server-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdippa-1%2Fcodecrafters-dns-server-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a3b929c96fa4a787056767089e7c2a022f43a727 [INFO] checking dippa-1/codecrafters-dns-server-rust against try#70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 for pr-151539 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdippa-1%2Fcodecrafters-dns-server-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/dippa-1/codecrafters-dns-server-rust [INFO] finished tweaking git repo https://github.com/dippa-1/codecrafters-dns-server-rust [INFO] tweaked toml for git repo https://github.com/dippa-1/codecrafters-dns-server-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/dippa-1/codecrafters-dns-server-rust on toolchain 70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/dippa-1/codecrafters-dns-server-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" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded anstyle-parse v0.2.3 [INFO] [stderr] Downloaded anstream v0.6.5 [INFO] [stderr] Downloaded bytebuffer v2.2.0 [INFO] [stderr] Downloaded anstyle-wincon v3.0.2 [INFO] [stderr] Downloaded anstyle-query v1.0.2 [INFO] [stderr] Downloaded clap v4.4.11 [INFO] [stderr] Downloaded clap_builder v4.4.11 [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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9aac55102d0e488d5b944247441257e9ba2f7b3a94aed18847d22154c72d793c [INFO] running `Command { std: "docker" "start" "-a" "9aac55102d0e488d5b944247441257e9ba2f7b3a94aed18847d22154c72d793c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9aac55102d0e488d5b944247441257e9ba2f7b3a94aed18847d22154c72d793c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9aac55102d0e488d5b944247441257e9ba2f7b3a94aed18847d22154c72d793c", kill_on_drop: false }` [INFO] [stdout] 9aac55102d0e488d5b944247441257e9ba2f7b3a94aed18847d22154c72d793c [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=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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 281deb2008257ead22a49b5c6fcc4571a7f378c68ae8a1def0aa0efc767ec7e9 [INFO] running `Command { std: "docker" "start" "-a" "281deb2008257ead22a49b5c6fcc4571a7f378c68ae8a1def0aa0efc767ec7e9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Compiling anyhow v1.0.68 [INFO] [stderr] Compiling syn v2.0.42 [INFO] [stderr] Compiling thiserror v1.0.38 [INFO] [stderr] Checking clap_lex v0.6.0 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking anstream v0.6.5 [INFO] [stderr] Checking bytebuffer v2.2.0 [INFO] [stderr] Checking clap_builder v4.4.11 [INFO] [stderr] Checking bytes v1.3.0 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling thiserror-impl v1.0.38 [INFO] [stderr] Compiling modular-bitfield-impl v0.11.2 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Checking modular-bitfield v0.11.2 [INFO] [stderr] Checking clap v4.4.11 [INFO] [stderr] Checking dns-starter-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `i` is assigned to, but never used [INFO] [stdout] --> src/main.rs:130:9 [INFO] [stdout] | [INFO] [stdout] 130 | let mut i = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_i` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/main.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | i += 1; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `i` is assigned to, but never used [INFO] [stdout] --> src/main.rs:130:9 [INFO] [stdout] | [INFO] [stdout] 130 | let mut i = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_i` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/main.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | i += 1; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Answer` is never constructed [INFO] [stdout] --> src/main.rs:210:8 [INFO] [stdout] | [INFO] [stdout] 210 | struct Answer { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_byte_buffer` is never used [INFO] [stdout] --> src/main.rs:220:8 [INFO] [stdout] | [INFO] [stdout] 219 | impl Answer { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] 220 | fn to_byte_buffer(&self) -> ByteBuffer { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Answer` is never constructed [INFO] [stdout] --> src/main.rs:210:8 [INFO] [stdout] | [INFO] [stdout] 210 | struct Answer { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_byte_buffer` is never used [INFO] [stdout] --> src/main.rs:220:8 [INFO] [stdout] | [INFO] [stdout] 219 | impl Answer { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] 220 | fn to_byte_buffer(&self) -> ByteBuffer { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.66s [INFO] running `Command { std: "docker" "inspect" "281deb2008257ead22a49b5c6fcc4571a7f378c68ae8a1def0aa0efc767ec7e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "281deb2008257ead22a49b5c6fcc4571a7f378c68ae8a1def0aa0efc767ec7e9", kill_on_drop: false }` [INFO] [stdout] 281deb2008257ead22a49b5c6fcc4571a7f378c68ae8a1def0aa0efc767ec7e9