[INFO] fetching crate symmetria 0.1.0...
[INFO] checking symmetria-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate symmetria 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate symmetria 0.1.0
[INFO] finished tweaking crates.io crate symmetria 0.1.0
[INFO] tweaked toml for crates.io crate symmetria 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate symmetria 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5484791f465b1a995b4168ab69816dbd000883e8771963d44ae3c5e1cf05d6cb
[INFO] running `Command { std: "docker" "start" "-a" "5484791f465b1a995b4168ab69816dbd000883e8771963d44ae3c5e1cf05d6cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5484791f465b1a995b4168ab69816dbd000883e8771963d44ae3c5e1cf05d6cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5484791f465b1a995b4168ab69816dbd000883e8771963d44ae3c5e1cf05d6cb", kill_on_drop: false }`
[INFO] [stdout] 5484791f465b1a995b4168ab69816dbd000883e8771963d44ae3c5e1cf05d6cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 631a9ca5713671b93449a4665d1e88af8d3521ce3fe216dc13d1df5d872d2ff2
[INFO] running `Command { std: "docker" "start" "-a" "631a9ca5713671b93449a4665d1e88af8d3521ce3fe216dc13d1df5d872d2ff2", kill_on_drop: false }`
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking symmetria v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/interpolation/lagrange.rs:30:37
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 .filter(|&(pos, _)| (pos != i))
[INFO] [stdout]    |                                     ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 30 -                 .filter(|&(pos, _)| (pos != i))
[INFO] [stdout] 30 +                 .filter(|&(pos, _)| pos != i)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/interpolation/lagrange.rs:30:37
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 .filter(|&(pos, _)| (pos != i))
[INFO] [stdout]    |                                     ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 30 -                 .filter(|&(pos, _)| (pos != i))
[INFO] [stdout] 30 +                 .filter(|&(pos, _)| pos != i)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "631a9ca5713671b93449a4665d1e88af8d3521ce3fe216dc13d1df5d872d2ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "631a9ca5713671b93449a4665d1e88af8d3521ce3fe216dc13d1df5d872d2ff2", kill_on_drop: false }`
[INFO] [stdout] 631a9ca5713671b93449a4665d1e88af8d3521ce3fe216dc13d1df5d872d2ff2