[INFO] cloning repository https://github.com/m1guelpf/silhouette
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/m1guelpf/silhouette" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm1guelpf%2Fsilhouette", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm1guelpf%2Fsilhouette'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d58c6d3d7a531618dd34ad083c477eebd6103599
[INFO] checking m1guelpf/silhouette against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm1guelpf%2Fsilhouette" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/m1guelpf/silhouette
[INFO] finished tweaking git repo https://github.com/m1guelpf/silhouette
[INFO] tweaked toml for git repo https://github.com/m1guelpf/silhouette written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/m1guelpf/silhouette on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/m1guelpf/silhouette 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63871257b7b7d8af3544b1001615b787442c677f475b33e4e4af05b613ac3b0d
[INFO] running `Command { std: "docker" "start" "-a" "63871257b7b7d8af3544b1001615b787442c677f475b33e4e4af05b613ac3b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63871257b7b7d8af3544b1001615b787442c677f475b33e4e4af05b613ac3b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63871257b7b7d8af3544b1001615b787442c677f475b33e4e4af05b613ac3b0d", kill_on_drop: false }`
[INFO] [stdout] 63871257b7b7d8af3544b1001615b787442c677f475b33e4e4af05b613ac3b0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf0d2827de85671889ed02c32062aa844a314968e1ae5a4249a2dfa8a90c5fa5
[INFO] running `Command { std: "docker" "start" "-a" "cf0d2827de85671889ed02c32062aa844a314968e1ae5a4249a2dfa8a90c5fa5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]    Compiling thiserror v1.0.51
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]    Compiling thiserror-impl v1.0.51
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]     Checking serial_test v2.0.0
[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] [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 13.14s
[INFO] running `Command { std: "docker" "inspect" "cf0d2827de85671889ed02c32062aa844a314968e1ae5a4249a2dfa8a90c5fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0d2827de85671889ed02c32062aa844a314968e1ae5a4249a2dfa8a90c5fa5", kill_on_drop: false }`
[INFO] [stdout] cf0d2827de85671889ed02c32062aa844a314968e1ae5a4249a2dfa8a90c5fa5