[INFO] fetching crate symmetria 0.1.0...
[INFO] building symmetria-0.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate symmetria 0.1.0 into /workspace/builds/worker-1-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate symmetria 0.1.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9869cdb7128b33742125fdd1a06572c0ae1fc18b9f79b0971afb3dc2256a3bc
[INFO] running `Command { std: "docker" "start" "-a" "e9869cdb7128b33742125fdd1a06572c0ae1fc18b9f79b0971afb3dc2256a3bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9869cdb7128b33742125fdd1a06572c0ae1fc18b9f79b0971afb3dc2256a3bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9869cdb7128b33742125fdd1a06572c0ae1fc18b9f79b0971afb3dc2256a3bc", kill_on_drop: false }`
[INFO] [stdout] e9869cdb7128b33742125fdd1a06572c0ae1fc18b9f79b0971afb3dc2256a3bc
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99ce4dc29f2ebb453e217ca47f11dd8b23817628ee51e5e33377bfc7a0a301ae
[INFO] running `Command { std: "docker" "start" "-a" "99ce4dc29f2ebb453e217ca47f11dd8b23817628ee51e5e33377bfc7a0a301ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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 0.85s
[INFO] running `Command { std: "docker" "inspect" "99ce4dc29f2ebb453e217ca47f11dd8b23817628ee51e5e33377bfc7a0a301ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99ce4dc29f2ebb453e217ca47f11dd8b23817628ee51e5e33377bfc7a0a301ae", kill_on_drop: false }`
[INFO] [stdout] 99ce4dc29f2ebb453e217ca47f11dd8b23817628ee51e5e33377bfc7a0a301ae
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 250a30bac2d8d1d74c75f2f30ca71c6c5b8337d958cdd7b7fdd9a22d3278fb56
[INFO] running `Command { std: "docker" "start" "-a" "250a30bac2d8d1d74c75f2f30ca71c6c5b8337d958cdd7b7fdd9a22d3278fb56", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) 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]    Compiling 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)]` (part of `#[warn(unused)]`) 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 `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "250a30bac2d8d1d74c75f2f30ca71c6c5b8337d958cdd7b7fdd9a22d3278fb56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250a30bac2d8d1d74c75f2f30ca71c6c5b8337d958cdd7b7fdd9a22d3278fb56", kill_on_drop: false }`
[INFO] [stdout] 250a30bac2d8d1d74c75f2f30ca71c6c5b8337d958cdd7b7fdd9a22d3278fb56