[INFO] cloning repository https://github.com/mrcrgl/example-project-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrcrgl/example-project-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrcrgl%2Fexample-project-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrcrgl%2Fexample-project-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2d11e7bc7e528cf1ace269101b7d90a5b76ea24
[INFO] checking mrcrgl/example-project-rs against master#75530e9f72a1990ed2305e16fd51d02f47048f12 for pr-138676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrcrgl%2Fexample-project-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrcrgl/example-project-rs on toolchain 75530e9f72a1990ed2305e16fd51d02f47048f12
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mrcrgl/example-project-rs
[INFO] finished tweaking git repo https://github.com/mrcrgl/example-project-rs
[INFO] tweaked toml for git repo https://github.com/mrcrgl/example-project-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mrcrgl/example-project-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" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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_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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd6672b6910474efa4c446833d18f79bf56e9a5c737e65c55234d3a02065b2ec
[INFO] running `Command { std: "docker" "start" "-a" "dd6672b6910474efa4c446833d18f79bf56e9a5c737e65c55234d3a02065b2ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd6672b6910474efa4c446833d18f79bf56e9a5c737e65c55234d3a02065b2ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd6672b6910474efa4c446833d18f79bf56e9a5c737e65c55234d3a02065b2ec", kill_on_drop: false }`
[INFO] [stdout] dd6672b6910474efa4c446833d18f79bf56e9a5c737e65c55234d3a02065b2ec
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c53102949ace43f480a3dfcdae25ed624e186eade9aa2a51e09c84df4e59f01
[INFO] running `Command { std: "docker" "start" "-a" "6c53102949ace43f480a3dfcdae25ed624e186eade9aa2a51e09c84df4e59f01", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.15.0
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking bytes v1.7.2
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking indexmap v2.6.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking final_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `IO` and `InvalidInput` are never constructed
[INFO] [stdout]  --> src/persistence/error.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Error {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 3 |     #[error("an IO error occurred")]
[INFO] [stdout] 4 |     IO,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 5 |     #[error("invalid input: {0}")]
[INFO] [stdout] 6 |     InvalidInput(String),
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `IO` and `InvalidInput` are never constructed
[INFO] [stdout]  --> src/persistence/error.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Error {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 3 |     #[error("an IO error occurred")]
[INFO] [stdout] 4 |     IO,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 5 |     #[error("invalid input: {0}")]
[INFO] [stdout] 6 |     InvalidInput(String),
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.71s
[INFO] running `Command { std: "docker" "inspect" "6c53102949ace43f480a3dfcdae25ed624e186eade9aa2a51e09c84df4e59f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c53102949ace43f480a3dfcdae25ed624e186eade9aa2a51e09c84df4e59f01", kill_on_drop: false }`
[INFO] [stdout] 6c53102949ace43f480a3dfcdae25ed624e186eade9aa2a51e09c84df4e59f01