[INFO] fetching crate silhouette 0.1.0...
[INFO] checking silhouette-0.1.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-150727
[INFO] extracting crate silhouette 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate silhouette 0.1.0
[INFO] finished tweaking crates.io crate silhouette 0.1.0
[INFO] tweaked toml for crates.io crate silhouette 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate silhouette 0.1.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding serial_test v2.0.0 (available: v3.3.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] [stderr]       Adding try_default v1.0.1 (available: v2.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded try_default v1.0.1
[INFO] [stderr]   Downloaded serial_test v2.0.0
[INFO] [stderr]   Downloaded serial_test_derive v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dfded8243588219de588408cdf0db38c97aeb4f414d0cb003c25f7dd5586c68
[INFO] running `Command { std: "docker" "start" "-a" "4dfded8243588219de588408cdf0db38c97aeb4f414d0cb003c25f7dd5586c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dfded8243588219de588408cdf0db38c97aeb4f414d0cb003c25f7dd5586c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dfded8243588219de588408cdf0db38c97aeb4f414d0cb003c25f7dd5586c68", kill_on_drop: false }`
[INFO] [stdout] 4dfded8243588219de588408cdf0db38c97aeb4f414d0cb003c25f7dd5586c68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9af02c6ef934b2d4feadd3eebcc51640854274222f53293cce2e9cef4db5a135
[INFO] running `Command { std: "docker" "start" "-a" "9af02c6ef934b2d4feadd3eebcc51640854274222f53293cce2e9cef4db5a135", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking silhouette v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:66:35
[INFO] [stdout]    |
[INFO] [stdout] 66 |     bindings: HashMap<TypeId, Box<(dyn Fn(&Self) -> Box<dyn Any> + Sync + Send)>>,
[INFO] [stdout]    |                                   ^                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 66 -     bindings: HashMap<TypeId, Box<(dyn Fn(&Self) -> Box<dyn Any> + Sync + Send)>>,
[INFO] [stdout] 66 +     bindings: HashMap<TypeId, Box<dyn Fn(&Self) -> Box<dyn Any> + Sync + Send>>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:68:36
[INFO] [stdout]    |
[INFO] [stdout] 68 |     instances: HashMap<TypeId, Box<(dyn Fn() -> Box<dyn Any> + Sync + Send)>>,
[INFO] [stdout]    |                                    ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 68 -     instances: HashMap<TypeId, Box<(dyn Fn() -> Box<dyn Any> + Sync + Send)>>,
[INFO] [stdout] 68 +     instances: HashMap<TypeId, Box<dyn Fn() -> Box<dyn Any> + Sync + Send>>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking serial_test v2.0.0
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:66:35
[INFO] [stdout]    |
[INFO] [stdout] 66 |     bindings: HashMap<TypeId, Box<(dyn Fn(&Self) -> Box<dyn Any> + Sync + Send)>>,
[INFO] [stdout]    |                                   ^                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 66 -     bindings: HashMap<TypeId, Box<(dyn Fn(&Self) -> Box<dyn Any> + Sync + Send)>>,
[INFO] [stdout] 66 +     bindings: HashMap<TypeId, Box<dyn Fn(&Self) -> Box<dyn Any> + Sync + Send>>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:68:36
[INFO] [stdout]    |
[INFO] [stdout] 68 |     instances: HashMap<TypeId, Box<(dyn Fn() -> Box<dyn Any> + Sync + Send)>>,
[INFO] [stdout]    |                                    ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 68 -     instances: HashMap<TypeId, Box<(dyn Fn() -> Box<dyn Any> + Sync + Send)>>,
[INFO] [stdout] 68 +     instances: HashMap<TypeId, Box<dyn Fn() -> Box<dyn Any> + Sync + Send>>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "9af02c6ef934b2d4feadd3eebcc51640854274222f53293cce2e9cef4db5a135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af02c6ef934b2d4feadd3eebcc51640854274222f53293cce2e9cef4db5a135", kill_on_drop: false }`
[INFO] [stdout] 9af02c6ef934b2d4feadd3eebcc51640854274222f53293cce2e9cef4db5a135