[INFO] cloning repository https://github.com/plaflamme/advent-2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/plaflamme/advent-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaflamme%2Fadvent-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaflamme%2Fadvent-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ca8c4f4167e81b30aec27c1774eeca074ffb340
[INFO] checking plaflamme/advent-2018 against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplaflamme%2Fadvent-2018" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/plaflamme/advent-2018 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/plaflamme/advent-2018
[INFO] finished tweaking git repo https://github.com/plaflamme/advent-2018
[INFO] tweaked toml for git repo https://github.com/plaflamme/advent-2018 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/plaflamme/advent-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b246c045161b045f4dcce1fd13a87ba0cd42d681e4d490cb90f50751edb07d94
[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" "b246c045161b045f4dcce1fd13a87ba0cd42d681e4d490cb90f50751edb07d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b246c045161b045f4dcce1fd13a87ba0cd42d681e4d490cb90f50751edb07d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b246c045161b045f4dcce1fd13a87ba0cd42d681e4d490cb90f50751edb07d94", kill_on_drop: false }`
[INFO] [stdout] b246c045161b045f4dcce1fd13a87ba0cd42d681e4d490cb90f50751edb07d94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2a0a9a1e9e807b265a997b300afe40c07e431c4bb5b0f0da16c8a46d6f924bc
[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" "b2a0a9a1e9e807b265a997b300afe40c07e431c4bb5b0f0da16c8a46d6f924bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking z3-sys v0.5.0
[INFO] [stderr]     Checking ixlist v0.1.0
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling enum-utils-from-str v0.1.2
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking z3 v0.4.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]     Checking cached v0.9.0
[INFO] [stderr]     Checking pathfinding v2.0.0
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling enum-utils v0.1.2
[INFO] [stderr]     Checking advent-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/puzzle10/mod.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         ((self.top_left.x - self.bottom_right.x).abs() as u64 * (self.top_left.y - self.bottom_right.y).abs() as u64)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/puzzle10/mod.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         ((self.top_left.x - self.bottom_right.x).abs() as u64 * (self.top_left.y - self.bottom_right.y).abs() as u64)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[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 30.02s
[INFO] running `Command { std: "docker" "inspect" "b2a0a9a1e9e807b265a997b300afe40c07e431c4bb5b0f0da16c8a46d6f924bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a0a9a1e9e807b265a997b300afe40c07e431c4bb5b0f0da16c8a46d6f924bc", kill_on_drop: false }`
[INFO] [stdout] b2a0a9a1e9e807b265a997b300afe40c07e431c4bb5b0f0da16c8a46d6f924bc