[INFO] fetching crate uset 0.1.0...
[INFO] checking uset-0.1.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate uset 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate uset 0.1.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uset 0.1.0
[INFO] finished tweaking crates.io crate uset 0.1.0
[INFO] tweaked toml for crates.io crate uset 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46a2f9f1a1c70bab9a7b913bc0185ad6da80b980e51e33c907a05b5c2f80c345
[INFO] running `Command { std: "docker" "start" "-a" "46a2f9f1a1c70bab9a7b913bc0185ad6da80b980e51e33c907a05b5c2f80c345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46a2f9f1a1c70bab9a7b913bc0185ad6da80b980e51e33c907a05b5c2f80c345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46a2f9f1a1c70bab9a7b913bc0185ad6da80b980e51e33c907a05b5c2f80c345", kill_on_drop: false }`
[INFO] [stdout] 46a2f9f1a1c70bab9a7b913bc0185ad6da80b980e51e33c907a05b5c2f80c345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86093a0d08f4f013312e6ddd86d2b1afa2da742cb5e7a09510d8de4131a1f840
[INFO] running `Command { std: "docker" "start" "-a" "86093a0d08f4f013312e6ddd86d2b1afa2da742cb5e7a09510d8de4131a1f840", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking uset v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking spectral v0.6.0
[INFO] [stdout] warning: unused import: `uset::core::uset::*`
[INFO] [stdout]  --> tests/integration_tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use uset::core::uset::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]  --> benches/criterion_tests.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |         b.iter({ || gen_cities_uset(1000, 75) })
[INFO] [stdout]   |                ^^                            ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout] 8 -         b.iter({ || gen_cities_uset(1000, 75) })
[INFO] [stdout] 8 +         b.iter(|| gen_cities_uset(1000, 75))
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> benches/criterion_tests.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |         b.iter({ || gen_cities_hashset(1000, 75) })
[INFO] [stdout]    |                ^^                               ^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 14 -         b.iter({ || gen_cities_hashset(1000, 75) })
[INFO] [stdout] 14 +         b.iter(|| gen_cities_hashset(1000, 75))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> benches/criterion_tests.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |         b.iter({ || find_city_distances(&map) })
[INFO] [stdout]    |                ^^                            ^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 21 -         b.iter({ || find_city_distances(&map) })
[INFO] [stdout] 21 +         b.iter(|| find_city_distances(&map))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `Command { std: "docker" "inspect" "86093a0d08f4f013312e6ddd86d2b1afa2da742cb5e7a09510d8de4131a1f840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86093a0d08f4f013312e6ddd86d2b1afa2da742cb5e7a09510d8de4131a1f840", kill_on_drop: false }`
[INFO] [stdout] 86093a0d08f4f013312e6ddd86d2b1afa2da742cb5e7a09510d8de4131a1f840
