[INFO] fetching crate verlib 0.1.0...
[INFO] checking verlib-0.1.0 against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1
[INFO] extracting crate verlib 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate verlib 0.1.0
[INFO] finished tweaking crates.io crate verlib 0.1.0
[INFO] tweaked toml for crates.io crate verlib 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate verlib 0.1.0 on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `verlib` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d57eeba45ff338f1057f359d02a32f20e438270b2558f63fa5f75ff2028b7824
[INFO] running `Command { std: "docker" "start" "-a" "d57eeba45ff338f1057f359d02a32f20e438270b2558f63fa5f75ff2028b7824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d57eeba45ff338f1057f359d02a32f20e438270b2558f63fa5f75ff2028b7824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57eeba45ff338f1057f359d02a32f20e438270b2558f63fa5f75ff2028b7824", kill_on_drop: false }`
[INFO] [stdout] d57eeba45ff338f1057f359d02a32f20e438270b2558f63fa5f75ff2028b7824
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74fbba866734818c85a1335c36154b7b34ef42589494f4f0153da7541d5aeafa
[INFO] running `Command { std: "docker" "start" "-a" "74fbba866734818c85a1335c36154b7b34ef42589494f4f0153da7541d5aeafa", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `verlib` (manifest) generated 1 warning
[INFO] [stderr]     Checking verlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/python.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct PythonVersion(String);
[INFO] [stdout]    |            ------------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `PythonVersion` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stdout] warning: method `to_semver_lossy` is never used
[INFO] [stdout]   --> src/semver.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | trait ToSemver {
[INFO] [stdout]    |       -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn to_semver_lossy(&self) -> SemverVersion;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/python.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct PythonVersion(String);
[INFO] [stdout]    |            ------------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `PythonVersion` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_semver_lossy` is never used
[INFO] [stdout]   --> src/semver.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | trait ToSemver {
[INFO] [stdout]    |       -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn to_semver_lossy(&self) -> SemverVersion;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "74fbba866734818c85a1335c36154b7b34ef42589494f4f0153da7541d5aeafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74fbba866734818c85a1335c36154b7b34ef42589494f4f0153da7541d5aeafa", kill_on_drop: false }`
[INFO] [stdout] 74fbba866734818c85a1335c36154b7b34ef42589494f4f0153da7541d5aeafa
