[INFO] cloning repository https://github.com/kielerdotdev/problem.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kielerdotdev/problem.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkielerdotdev%2Fproblem.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkielerdotdev%2Fproblem.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dccfd458efeb4034a5b8cda12f6fa13489f28407
[INFO] checking kielerdotdev/problem.rs against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkielerdotdev%2Fproblem.rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kielerdotdev/problem.rs
[INFO] finished tweaking git repo https://github.com/kielerdotdev/problem.rs
[INFO] tweaked toml for git repo https://github.com/kielerdotdev/problem.rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kielerdotdev/problem.rs on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kielerdotdev/problem.rs 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded specta-macros v0.0.2
[INFO] [stderr]   Downloaded unicode-ident v1.0.3
[INFO] [stderr]   Downloaded itoa v1.0.3
[INFO] [stderr]   Downloaded rspc v0.1.2
[INFO] [stderr]   Downloaded serde_derive v1.0.147
[INFO] [stderr]   Downloaded specta v0.0.4
[INFO] [stderr]   Downloaded once_cell v1.14.0
[INFO] [stderr]   Downloaded sync_wrapper v0.1.1
[INFO] [stderr]   Downloaded sha-1 v0.10.0
[INFO] [stderr]   Downloaded async-trait v0.1.57
[INFO] [stderr]   Downloaded uuid v1.1.2
[INFO] [stderr]   Downloaded smallvec v1.9.0
[INFO] [stderr]   Downloaded num_threads v0.1.6
[INFO] [stderr]   Downloaded libc v0.2.132
[INFO] [stderr]   Downloaded unicode-normalization v0.1.21
[INFO] [stderr]   Downloaded tower-http v0.3.4
[INFO] [stderr]   Downloaded axum v0.5.16
[INFO] [stderr]   Downloaded time v0.3.14
[INFO] [stderr]   Downloaded time-macros v0.2.4
[INFO] [stderr]   Downloaded tracing v0.1.36
[INFO] [stderr]   Downloaded web-sys v0.3.60
[INFO] [stderr]   Downloaded chrono v0.4.22
[INFO] [stderr]   Downloaded bson v2.4.0
[INFO] [stderr]   Downloaded httpz v0.0.3
[INFO] [stderr]   Downloaded serde v1.0.147
[INFO] [stderr]   Downloaded serde_json v1.0.87
[INFO] [stderr]   Downloaded iana-time-zone v0.1.48
[INFO] [stderr]   Downloaded md-5 v0.10.4
[INFO] [stderr]   Downloaded os_info v3.5.0
[INFO] [stderr]   Downloaded webpki-roots v0.22.4
[INFO] [stderr]   Downloaded serde_bytes v0.11.7
[INFO] [stderr]   Downloaded sha2 v0.10.5
[INFO] [stderr]   Downloaded ipconfig v0.3.0
[INFO] [stderr]   Downloaded lock_api v0.4.8
[INFO] [stderr]   Downloaded data-encoding v2.3.2
[INFO] [stderr]   Downloaded convert_case v0.6.0
[INFO] [stderr]   Downloaded axum-core v0.2.8
[INFO] [stderr]   Downloaded http-range-header v0.3.0
[INFO] [stderr]   Downloaded tower-layer v0.3.1
[INFO] [stderr]   Downloaded cookie v0.16.1
[INFO] [stderr]   Downloaded tracing-core v0.1.29
[INFO] [stderr]   Downloaded syn v1.0.103
[INFO] [stderr]   Downloaded mongodb v2.3.0
[INFO] [stderr]   Downloaded specta v0.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a956d6bffa7663c3f2a0f6443a40d6a850b8ac7c6da10fd89b8c5825d8bd2341
[INFO] running `Command { std: "docker" "start" "-a" "a956d6bffa7663c3f2a0f6443a40d6a850b8ac7c6da10fd89b8c5825d8bd2341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a956d6bffa7663c3f2a0f6443a40d6a850b8ac7c6da10fd89b8c5825d8bd2341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a956d6bffa7663c3f2a0f6443a40d6a850b8ac7c6da10fd89b8c5825d8bd2341", kill_on_drop: false }`
[INFO] [stdout] a956d6bffa7663c3f2a0f6443a40d6a850b8ac7c6da10fd89b8c5825d8bd2341
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be64ce7e20135634616eb14c0c319376c138b8dc88fdf76b6e3beed0a4d68923
[INFO] running `Command { std: "docker" "start" "-a" "be64ce7e20135634616eb14c0c319376c138b8dc88fdf76b6e3beed0a4d68923", kill_on_drop: false }`
[INFO] [stderr]     Checking problem v0.0.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::Problem`
[INFO] [stdout]  --> src/providers.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::Problem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ProblemErrorCode`
[INFO] [stdout]  --> src/providers.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ProblemErrorCode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `problem_macros` is never used
[INFO] [stdout]   --> src/lib.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn problem_macros() -> ProblemResult<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Problem`
[INFO] [stdout]  --> src/providers.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::Problem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ProblemErrorCode`
[INFO] [stdout]  --> src/providers.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ProblemErrorCode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "be64ce7e20135634616eb14c0c319376c138b8dc88fdf76b6e3beed0a4d68923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be64ce7e20135634616eb14c0c319376c138b8dc88fdf76b6e3beed0a4d68923", kill_on_drop: false }`
[INFO] [stdout] be64ce7e20135634616eb14c0c319376c138b8dc88fdf76b6e3beed0a4d68923