[INFO] fetching crate uclicious_derive 0.1.7...
[INFO] checking uclicious_derive-0.1.7 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate uclicious_derive 0.1.7 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate uclicious_derive 0.1.7 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uclicious_derive 0.1.7
[INFO] finished tweaking crates.io crate uclicious_derive 0.1.7
[INFO] tweaked toml for crates.io crate uclicious_derive 0.1.7 written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00eef37cc594085df01436f9eeaf0b206fbc41f542c85c1f716a052b5775c496
[INFO] running `Command { std: "docker" "start" "-a" "00eef37cc594085df01436f9eeaf0b206fbc41f542c85c1f716a052b5775c496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00eef37cc594085df01436f9eeaf0b206fbc41f542c85c1f716a052b5775c496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00eef37cc594085df01436f9eeaf0b206fbc41f542c85c1f716a052b5775c496", kill_on_drop: false }`
[INFO] [stdout] 00eef37cc594085df01436f9eeaf0b206fbc41f542c85c1f716a052b5775c496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b449ab8484638c4338ef7d9c2a7798024a7fe3de3d5895efabad2f353ad09b2
[INFO] running `Command { std: "docker" "start" "-a" "4b449ab8484638c4338ef7d9c2a7798024a7fe3de3d5895efabad2f353ad09b2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking darling v0.10.2
[INFO] [stderr]     Checking uclicious_derive v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `attrs`
[INFO] [stdout]    --> src/options.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     attrs: Vec<Attribute>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `derive`
[INFO] [stdout]    --> src/options.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 |     derive: PathList,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attrs`
[INFO] [stdout]    --> src/options.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     attrs: Vec<Attribute>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vis`
[INFO] [stdout]    --> src/options.rs:205:5
[INFO] [stdout]     |
[INFO] [stdout] 205 |     vis: syn::Visibility,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ty`
[INFO] [stdout]    --> src/options.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 |     ty: syn::Type,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attrs`
[INFO] [stdout]    --> src/options.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     attrs: Vec<Attribute>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `derive`
[INFO] [stdout]    --> src/options.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 |     derive: PathList,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attrs`
[INFO] [stdout]    --> src/options.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     attrs: Vec<Attribute>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vis`
[INFO] [stdout]    --> src/options.rs:205:5
[INFO] [stdout]     |
[INFO] [stdout] 205 |     vis: syn::Visibility,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ty`
[INFO] [stdout]    --> src/options.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 |     ty: syn::Type,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.32s
[INFO] running `Command { std: "docker" "inspect" "4b449ab8484638c4338ef7d9c2a7798024a7fe3de3d5895efabad2f353ad09b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b449ab8484638c4338ef7d9c2a7798024a7fe3de3d5895efabad2f353ad09b2", kill_on_drop: false }`
[INFO] [stdout] 4b449ab8484638c4338ef7d9c2a7798024a7fe3de3d5895efabad2f353ad09b2