[INFO] fetching crate cogset 0.2.0...
[INFO] checking cogset-0.2.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate cogset 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cogset 0.2.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cogset 0.2.0
[INFO] finished tweaking crates.io crate cogset 0.2.0
[INFO] tweaked toml for crates.io crate cogset 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 043a96d4241b2130560458e9da563ed400c355d967dad3f02a4dd562a3a2d39a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "043a96d4241b2130560458e9da563ed400c355d967dad3f02a4dd562a3a2d39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "043a96d4241b2130560458e9da563ed400c355d967dad3f02a4dd562a3a2d39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "043a96d4241b2130560458e9da563ed400c355d967dad3f02a4dd562a3a2d39a", kill_on_drop: false }`
[INFO] [stdout] 043a96d4241b2130560458e9da563ed400c355d967dad3f02a4dd562a3a2d39a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37d76d88360725e293ef97a338933d649956be87775cc12de83de3343d1d8092
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "37d76d88360725e293ef97a338933d649956be87775cc12de83de3343d1d8092", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking order-stat v0.1.3
[INFO] [stderr]     Checking cogset v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Point`
[INFO] [stdout]  --> src/dbscan.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | use {Point, RegionQuery, ListPoints};
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/point.rs:135:23
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn add(&mut self, &Self);
[INFO] [stdout]     |                       ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[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/point.rs:136:25
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn scale(&mut self, f64);
[INFO] [stdout]     |                         ^^^ help: try naming the parameter or explicitly ignoring it: `_: f64`
[INFO] [stdout]     |
[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: unused import: `Point`
[INFO] [stdout]  --> src/optics.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | use {Point, RegionQuery, ListPoints, Points};
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stdout] warning: unused import: `Point`
[INFO] [stdout]  --> src/dbscan.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | use {Point, RegionQuery, ListPoints};
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/point.rs:135:23
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn add(&mut self, &Self);
[INFO] [stdout]     |                       ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self`
[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/point.rs:136:25
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn scale(&mut self, f64);
[INFO] [stdout]     |                         ^^^ help: try naming the parameter or explicitly ignoring it: `_: f64`
[INFO] [stdout]     |
[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: unused import: `Point`
[INFO] [stdout]  --> src/optics.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | use {Point, RegionQuery, ListPoints, Points};
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `Command { std: "docker" "inspect" "37d76d88360725e293ef97a338933d649956be87775cc12de83de3343d1d8092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37d76d88360725e293ef97a338933d649956be87775cc12de83de3343d1d8092", kill_on_drop: false }`
[INFO] [stdout] 37d76d88360725e293ef97a338933d649956be87775cc12de83de3343d1d8092