[INFO] cloning repository https://github.com/Tyrannican/codecrafters-dns-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tyrannican/codecrafters-dns-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyrannican%2Fcodecrafters-dns-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyrannican%2Fcodecrafters-dns-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 824b8ed962895bca11614bd4fc3f83d71fcabeb4
[INFO] checking Tyrannican/codecrafters-dns-server against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyrannican%2Fcodecrafters-dns-server" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tyrannican/codecrafters-dns-server on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tyrannican/codecrafters-dns-server
[INFO] finished tweaking git repo https://github.com/Tyrannican/codecrafters-dns-server
[INFO] tweaked toml for git repo https://github.com/Tyrannican/codecrafters-dns-server written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Tyrannican/codecrafters-dns-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d4e1fc180e5cc61bdc454c85bc115ecc495bc6aef06dd5914522d9d1bf2ee3c
[INFO] running `Command { std: "docker" "start" "-a" "2d4e1fc180e5cc61bdc454c85bc115ecc495bc6aef06dd5914522d9d1bf2ee3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d4e1fc180e5cc61bdc454c85bc115ecc495bc6aef06dd5914522d9d1bf2ee3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d4e1fc180e5cc61bdc454c85bc115ecc495bc6aef06dd5914522d9d1bf2ee3c", kill_on_drop: false }`
[INFO] [stdout] 2d4e1fc180e5cc61bdc454c85bc115ecc495bc6aef06dd5914522d9d1bf2ee3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b716234acb6f7b668985e8088d5ddcd22d9ab5f09053c2b72c4042fbeb3db77
[INFO] running `Command { std: "docker" "start" "-a" "6b716234acb6f7b668985e8088d5ddcd22d9ab5f09053c2b72c4042fbeb3db77", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling clap_derive v4.5.3
[INFO] [stderr]     Checking thiserror v1.0.38
[INFO] [stderr]     Checking clap v4.5.3
[INFO] [stderr]     Checking dns-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `Command { std: "docker" "inspect" "6b716234acb6f7b668985e8088d5ddcd22d9ab5f09053c2b72c4042fbeb3db77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b716234acb6f7b668985e8088d5ddcd22d9ab5f09053c2b72c4042fbeb3db77", kill_on_drop: false }`
[INFO] [stdout] 6b716234acb6f7b668985e8088d5ddcd22d9ab5f09053c2b72c4042fbeb3db77