[INFO] cloning repository https://github.com/whowon2/judge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whowon2/judge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhowon2%2Fjudge", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c688311cc9671fe7b08fe3be47c7eb47dfb6c320
[INFO] checking whowon2/judge against try#fe84aa3583bb2681b5d0580316bde6d58ccfd6b5 for pr-154149-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhowon2%2Fjudge" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/whowon2/judge
[INFO] finished tweaking git repo https://github.com/whowon2/judge
[INFO] tweaked toml for git repo https://github.com/whowon2/judge written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/whowon2/judge on toolchain fe84aa3583bb2681b5d0580316bde6d58ccfd6b5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fe84aa3583bb2681b5d0580316bde6d58ccfd6b5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/whowon2/judge 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" "+fe84aa3583bb2681b5d0580316bde6d58ccfd6b5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+fe84aa3583bb2681b5d0580316bde6d58ccfd6b5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+fe84aa3583bb2681b5d0580316bde6d58ccfd6b5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "aa2460c85514b95cd730b71dd3686dc9506a56f7fa79196e08ce450c770db041", kill_on_drop: false }`
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[INFO] [stdout] warning: method `get_submission` is never used
[INFO] [stdout]   --> src/db.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl DbClient {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub async fn get_submission(&self, submission_id: Uuid) -> Result<Submission> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `status` is never read
[INFO] [stdout]   --> src/models.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct Submission {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub status: SubmissionStatus,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Submission` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `difficulty` are never read
[INFO] [stdout]   --> src/models.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Problem {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 47 |     pub id: Uuid,
[INFO] [stdout]    |         ^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub difficulty: ProblemDifficulty,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Problem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_submission` is never used
[INFO] [stdout]   --> src/db.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl DbClient {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub async fn get_submission(&self, submission_id: Uuid) -> Result<Submission> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `status` is never read
[INFO] [stdout]   --> src/models.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct Submission {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub status: SubmissionStatus,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Submission` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `difficulty` are never read
[INFO] [stdout]   --> src/models.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Problem {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 47 |     pub id: Uuid,
[INFO] [stdout]    |         ^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub difficulty: ProblemDifficulty,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Problem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.73s
[INFO] running `Command { std: "docker" "inspect" "aa2460c85514b95cd730b71dd3686dc9506a56f7fa79196e08ce450c770db041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2460c85514b95cd730b71dd3686dc9506a56f7fa79196e08ce450c770db041", kill_on_drop: false }`
[INFO] [stdout] aa2460c85514b95cd730b71dd3686dc9506a56f7fa79196e08ce450c770db041