[INFO] cloning repository https://github.com/alightgoesout/advent2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alightgoesout/advent2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falightgoesout%2Fadvent2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falightgoesout%2Fadvent2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3acc31629a0c7609e56e7aaaa72541cea55b49ed
[INFO] checking alightgoesout/advent2019 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falightgoesout%2Fadvent2019" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alightgoesout/advent2019 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alightgoesout/advent2019
[INFO] finished tweaking git repo https://github.com/alightgoesout/advent2019
[INFO] tweaked toml for git repo https://github.com/alightgoesout/advent2019 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/alightgoesout/advent2019 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7c2cfbade0d8b241818ededc6955ef9ff54cd48cdffee0bcab7d86bba024e4c
[INFO] running `Command { std: "docker" "start" "-a" "f7c2cfbade0d8b241818ededc6955ef9ff54cd48cdffee0bcab7d86bba024e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7c2cfbade0d8b241818ededc6955ef9ff54cd48cdffee0bcab7d86bba024e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7c2cfbade0d8b241818ededc6955ef9ff54cd48cdffee0bcab7d86bba024e4c", kill_on_drop: false }`
[INFO] [stdout] f7c2cfbade0d8b241818ededc6955ef9ff54cd48cdffee0bcab7d86bba024e4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee22ec85d015642ba6579b5a54b95e85845237e9cc25b38103117993309099d9
[INFO] running `Command { std: "docker" "start" "-a" "ee22ec85d015642ba6579b5a54b95e85845237e9cc25b38103117993309099d9", 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] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking typenum v1.11.2
[INFO] [stderr]    Compiling im-rc v14.0.0
[INFO] [stderr]     Checking bitmaps v2.0.0
[INFO] [stderr]     Checking sized-chunks v0.5.0
[INFO] [stderr]     Checking advent2019 v7.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]  --> src/day3.rs:8:48
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let wires: Vector<Wire> = input.iter().map({ |l| str_to_wire(l) }).collect();
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |             .map({ |p| distance_from_central_port(&p) })
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |         .map({ |p| p.clone() })
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |         .min_by({ |p1, p2| compare_points(p1, p2) })
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |         .map({ |(p, s)| w2_steps.get(p).unwrap() + s })
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         .filter({ |(_, p)| intersections.contains(p) })
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:67:18
[INFO] [stdout]    |
[INFO] [stdout] 67 |             .map({ |p| p.clone() }),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |             .filter({ |p| w2_points.contains(p) })
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day4.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |     (start..end + 1).filter({ |p| is_valid(*p) }).count() as u32
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day4.rs:19:29
[INFO] [stdout]    |
[INFO] [stdout] 19 |     (start..end + 1).filter({ |p| is_valid2(*p) }).count() as u32
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]  --> src/day3.rs:8:48
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let wires: Vector<Wire> = input.iter().map({ |l| str_to_wire(l) }).collect();
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |             .map({ |p| distance_from_central_port(&p) })
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |         .map({ |p| p.clone() })
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |         .min_by({ |p1, p2| compare_points(p1, p2) })
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |         .map({ |(p, s)| w2_steps.get(p).unwrap() + s })
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         .filter({ |(_, p)| intersections.contains(p) })
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:67:18
[INFO] [stdout]    |
[INFO] [stdout] 67 |             .map({ |p| p.clone() }),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day3.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |             .filter({ |p| w2_points.contains(p) })
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day4.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |     (start..end + 1).filter({ |p| is_valid(*p) }).count() as u32
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/day4.rs:19:29
[INFO] [stdout]    |
[INFO] [stdout] 19 |     (start..end + 1).filter({ |p| is_valid2(*p) }).count() as u32
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.71s
[INFO] running `Command { std: "docker" "inspect" "ee22ec85d015642ba6579b5a54b95e85845237e9cc25b38103117993309099d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee22ec85d015642ba6579b5a54b95e85845237e9cc25b38103117993309099d9", kill_on_drop: false }`
[INFO] [stdout] ee22ec85d015642ba6579b5a54b95e85845237e9cc25b38103117993309099d9