[INFO] cloning repository https://github.com/ukVee/tutorialhub_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ukVee/tutorialhub_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FukVee%2Ftutorialhub_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FukVee%2Ftutorialhub_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 228dddcda3e783f4085b3d1a88890d82f62d2a2d
[INFO] checking ukVee/tutorialhub_rust against master#1fe72d35998dea48aeecaf7fc07783b0b553f24f for pr-154992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FukVee%2Ftutorialhub_rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ukVee/tutorialhub_rust
[INFO] finished tweaking git repo https://github.com/ukVee/tutorialhub_rust
[INFO] tweaked toml for git repo https://github.com/ukVee/tutorialhub_rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ukVee/tutorialhub_rust on toolchain 1fe72d35998dea48aeecaf7fc07783b0b553f24f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ukVee/tutorialhub_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" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "04180efb31c006da849d4c4803277dd44402ad1d63cc1287c404299260cbc6f8", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: struct `RepoContents` is never constructed
[INFO] [stdout]   --> src/models.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct RepoContents {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GithubLinks` is never constructed
[INFO] [stdout]   --> src/models.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct GithubLinks {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GitHubResponse` is never used
[INFO] [stdout]   --> src/models.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub enum GitHubResponse {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fetch_repo_contents` is never used
[INFO] [stdout]   --> src/services/github.rs:47:14
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub async fn fetch_repo_contents(github_token: &str, repo: &str, path: Option<&str>) -> Result<GitHubResponse, Status> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RepoContents` is never constructed
[INFO] [stdout]   --> src/models.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct RepoContents {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GithubLinks` is never constructed
[INFO] [stdout]   --> src/models.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct GithubLinks {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GitHubResponse` is never used
[INFO] [stdout]   --> src/models.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub enum GitHubResponse {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fetch_repo_contents` is never used
[INFO] [stdout]   --> src/services/github.rs:47:14
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub async fn fetch_repo_contents(github_token: &str, repo: &str, path: Option<&str>) -> Result<GitHubResponse, Status> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "d29d6ba14d1598c79671410f784670d14557ca2066e1d5c6c729a58a20b746c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29d6ba14d1598c79671410f784670d14557ca2066e1d5c6c729a58a20b746c0", kill_on_drop: false }`
[INFO] [stdout] d29d6ba14d1598c79671410f784670d14557ca2066e1d5c6c729a58a20b746c0
