[INFO] fetching crate curve 0.6.1...
[INFO] checking curve-0.6.1 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate curve 0.6.1 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate curve 0.6.1 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate curve 0.6.1
[INFO] finished tweaking crates.io crate curve 0.6.1
[INFO] tweaked toml for crates.io crate curve 0.6.1 written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d7c2e2f496ae14b5eba8dfe301cd71cbcdf0825c2788228d7d5671c0bae8b79
[INFO] running `Command { std: "docker" "start" "-a" "0d7c2e2f496ae14b5eba8dfe301cd71cbcdf0825c2788228d7d5671c0bae8b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d7c2e2f496ae14b5eba8dfe301cd71cbcdf0825c2788228d7d5671c0bae8b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7c2e2f496ae14b5eba8dfe301cd71cbcdf0825c2788228d7d5671c0bae8b79", kill_on_drop: false }`
[INFO] [stdout] 0d7c2e2f496ae14b5eba8dfe301cd71cbcdf0825c2788228d7d5671c0bae8b79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4d08e06f91572d3f7a2bf76651681a743c59b2399d5cfcdb9ecd57d37896ad8
[INFO] running `Command { std: "docker" "start" "-a" "a4d08e06f91572d3f7a2bf76651681a743c59b2399d5cfcdb9ecd57d37896ad8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking assert v0.7.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking curve v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/lib.rs:14:24
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn evaluate(&self, T) -> T;
[INFO] [stdout]    |                        ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/lib.rs:14:24
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn evaluate(&self, T) -> T;
[INFO] [stdout]    |                        ^ help: try naming the parameter or explicitly ignoring it: `_: T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `Command { std: "docker" "inspect" "a4d08e06f91572d3f7a2bf76651681a743c59b2399d5cfcdb9ecd57d37896ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d08e06f91572d3f7a2bf76651681a743c59b2399d5cfcdb9ecd57d37896ad8", kill_on_drop: false }`
[INFO] [stdout] a4d08e06f91572d3f7a2bf76651681a743c59b2399d5cfcdb9ecd57d37896ad8