[INFO] fetching crate traitobject 0.1.1...
[INFO] testing traitobject-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate traitobject 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate traitobject 0.1.1
[INFO] finished tweaking crates.io crate traitobject 0.1.1
[INFO] tweaked toml for crates.io crate traitobject 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate traitobject 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate traitobject 0.1.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87c031f1d5acd39a17068fd729795af31fff183ebba733dbef2448bf1195736c
[INFO] running `Command { std: "docker" "start" "-a" "87c031f1d5acd39a17068fd729795af31fff183ebba733dbef2448bf1195736c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87c031f1d5acd39a17068fd729795af31fff183ebba733dbef2448bf1195736c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c031f1d5acd39a17068fd729795af31fff183ebba733dbef2448bf1195736c", kill_on_drop: false }`
[INFO] [stdout] 87c031f1d5acd39a17068fd729795af31fff183ebba733dbef2448bf1195736c
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50312af5ccd620ef92d550d4b79f185c446d80df9c354f4c4f65101ce7479272
[INFO] running `Command { std: "docker" "start" "-a" "50312af5ccd620ef92d550d4b79f185c446d80df9c354f4c4f65101ce7479272", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitobject v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/impls.rs:66:33
[INFO] [stdout]    |
[INFO] [stdout] 66 | unsafe impl<T, I> Trait for dyn (::std::iter::IntoIterator<IntoIter = I, Item = T>) {}
[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 - unsafe impl<T, I> Trait for dyn (::std::iter::IntoIterator<IntoIter = I, Item = T>) {}
[INFO] [stdout] 66 + unsafe impl<T, I> Trait for dyn ::std::iter::IntoIterator<IntoIter = I, Item = T>  {}
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "50312af5ccd620ef92d550d4b79f185c446d80df9c354f4c4f65101ce7479272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50312af5ccd620ef92d550d4b79f185c446d80df9c354f4c4f65101ce7479272", kill_on_drop: false }`
[INFO] [stdout] 50312af5ccd620ef92d550d4b79f185c446d80df9c354f4c4f65101ce7479272
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 429d35463b8e853900b55b2fb4f4aaa9e52dde38db4dc217e4bcff8d1a14c8e9
[INFO] running `Command { std: "docker" "start" "-a" "429d35463b8e853900b55b2fb4f4aaa9e52dde38db4dc217e4bcff8d1a14c8e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitobject v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/impls.rs:66:33
[INFO] [stdout]    |
[INFO] [stdout] 66 | unsafe impl<T, I> Trait for dyn (::std::iter::IntoIterator<IntoIter = I, Item = T>) {}
[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 - unsafe impl<T, I> Trait for dyn (::std::iter::IntoIterator<IntoIter = I, Item = T>) {}
[INFO] [stdout] 66 + unsafe impl<T, I> Trait for dyn ::std::iter::IntoIterator<IntoIter = I, Item = T>  {}
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary parentheses around type
[INFO] [stdout]   --> src/impls.rs:66:33
[INFO] [stdout]    |
[INFO] [stdout] 66 | unsafe impl<T, I> Trait for dyn (::std::iter::IntoIterator<IntoIter = I, Item = T>) {}
[INFO] [stdout]    |                                 ^                                                 ^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:24
[INFO] [stdout]    |
[INFO] [stdout]  1 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_parens)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 66 - unsafe impl<T, I> Trait for dyn (::std::iter::IntoIterator<IntoIter = I, Item = T>) {}
[INFO] [stdout] 66 + unsafe impl<T, I> Trait for dyn ::std::iter::IntoIterator<IntoIter = I, Item = T>  {}
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `traitobject` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "429d35463b8e853900b55b2fb4f4aaa9e52dde38db4dc217e4bcff8d1a14c8e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "429d35463b8e853900b55b2fb4f4aaa9e52dde38db4dc217e4bcff8d1a14c8e9", kill_on_drop: false }`
[INFO] [stdout] 429d35463b8e853900b55b2fb4f4aaa9e52dde38db4dc217e4bcff8d1a14c8e9