[INFO] fetching crate rswappalyzer 0.4.0...
[INFO] checking rswappalyzer-0.4.0 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate rswappalyzer 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rswappalyzer 0.4.0
[INFO] finished tweaking crates.io crate rswappalyzer 0.4.0
[INFO] tweaked toml for crates.io crate rswappalyzer 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rswappalyzer 0.4.0 on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rswappalyzer 0.4.0 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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9ec27090c19832148d757e2623e8af96fe52d0b97d26150dcf1a962d9a710732
[INFO] running `Command { std: "docker" "start" "9ec27090c19832148d757e2623e8af96fe52d0b97d26150dcf1a962d9a710732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ec27090c19832148d757e2623e8af96fe52d0b97d26150dcf1a962d9a710732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9ec27090c19832148d757e2623e8af96fe52d0b97d26150dcf1a962d9a710732" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ec27090c19832148d757e2623e8af96fe52d0b97d26150dcf1a962d9a710732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9ec27090c19832148d757e2623e8af96fe52d0b97d26150dcf1a962d9a710732" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
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[INFO] [stderr]    Compiling serde_core v1.0.228
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[INFO] [stderr]     Checking memchr v2.7.6
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[INFO] [stderr]     Checking lol_html v2.7.0
[INFO] [stderr]     Checking icu_properties v2.1.2
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking rswappalyzer-engine v0.3.0
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]    Compiling rswappalyzer v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `serde_json::Error`
[INFO] [stdout]   --> src/rule/cache/rule_cache.rs:37:81
[INFO] [stdout]    |
[INFO] [stdout] 37 |             serde_json::from_slice(&cache_data).map_err(|e| RswError::JsonError(e.into()))?;
[INFO] [stdout]    |                                                                                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 37 -             serde_json::from_slice(&cache_data).map_err(|e| RswError::JsonError(e.into()))?;
[INFO] [stdout] 37 +             serde_json::from_slice(&cache_data).map_err(|e| RswError::JsonError(e))?;
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 37 -             serde_json::from_slice(&cache_data).map_err(|e| RswError::JsonError(e.into()))?;
[INFO] [stdout] 37 +             serde_json::from_slice(&cache_data).map_err(|e| RswError::JsonError(<serde_json::Error as Into<_>>::into(e)))?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `serde_json::Error`
[INFO] [stdout]    --> src/rule/cache/rule_cache.rs:117:75
[INFO] [stdout]     |
[INFO] [stdout] 117 |         serde_json::to_vec(&cached_rules).map_err(|e| RswError::JsonError(e.into()))
[INFO] [stdout]     |                                                                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 117 -         serde_json::to_vec(&cached_rules).map_err(|e| RswError::JsonError(e.into()))
[INFO] [stdout] 117 +         serde_json::to_vec(&cached_rules).map_err(|e| RswError::JsonError(e))
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 117 -         serde_json::to_vec(&cached_rules).map_err(|e| RswError::JsonError(e.into()))
[INFO] [stdout] 117 +         serde_json::to_vec(&cached_rules).map_err(|e| RswError::JsonError(<serde_json::Error as Into<_>>::into(e)))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rswappalyzer` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `serde_json::Error`
[INFO] [stdout]   --> src/rule/cache/rule_cache.rs:37:81
[INFO] [stdout]    |
[INFO] [stdout] 37 |             serde_json::from_slice(&cache_data).map_err(|e| RswError::JsonError(e.into()))?;
[INFO] [stdout]    |                                                                                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 37 -             serde_json::from_slice(&cache_data).map_err(|e| RswError::JsonError(e.into()))?;
[INFO] [stdout] 37 +             serde_json::from_slice(&cache_data).map_err(|e| RswError::JsonError(e))?;
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 37 -             serde_json::from_slice(&cache_data).map_err(|e| RswError::JsonError(e.into()))?;
[INFO] [stdout] 37 +             serde_json::from_slice(&cache_data).map_err(|e| RswError::JsonError(<serde_json::Error as Into<_>>::into(e)))?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `serde_json::Error`
[INFO] [stdout]    --> src/rule/cache/rule_cache.rs:117:75
[INFO] [stdout]     |
[INFO] [stdout] 117 |         serde_json::to_vec(&cached_rules).map_err(|e| RswError::JsonError(e.into()))
[INFO] [stdout]     |                                                                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 117 -         serde_json::to_vec(&cached_rules).map_err(|e| RswError::JsonError(e.into()))
[INFO] [stdout] 117 +         serde_json::to_vec(&cached_rules).map_err(|e| RswError::JsonError(e))
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 117 -         serde_json::to_vec(&cached_rules).map_err(|e| RswError::JsonError(e.into()))
[INFO] [stdout] 117 +         serde_json::to_vec(&cached_rules).map_err(|e| RswError::JsonError(<serde_json::Error as Into<_>>::into(e)))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rswappalyzer` (lib test) due to 2 previous errors
[INFO] [stderr] warning: unused dependency `async-trait`
[INFO] [stderr]   --> Cargo.toml:36:15
[INFO] [stderr]    |
[INFO] [stderr] 36 | [dependencies.async-trait]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `async-trait`
[INFO] [stderr] warning: unused dependency `env_logger`
[INFO] [stderr]  --> Cargo.toml:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | [build-dependencies.env_logger]
[INFO] [stderr]   |                     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `env_logger`
[INFO] [stderr] warning: unused dependency `walkdir`
[INFO] [stderr]   --> Cargo.toml:30:21
[INFO] [stderr]    |
[INFO] [stderr] 30 | [build-dependencies.walkdir]
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `walkdir`
[INFO] [stderr] warning: `rswappalyzer` (manifest) generated 3 warnings
[INFO] running `Command { std: "docker" "inspect" "9ec27090c19832148d757e2623e8af96fe52d0b97d26150dcf1a962d9a710732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ec27090c19832148d757e2623e8af96fe52d0b97d26150dcf1a962d9a710732", kill_on_drop: false }`
[INFO] [stdout] 9ec27090c19832148d757e2623e8af96fe52d0b97d26150dcf1a962d9a710732
