[INFO] cloning repository https://github.com/dpwdec/wfc-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dpwdec/wfc-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpwdec%2Fwfc-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpwdec%2Fwfc-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 224d296f640ae68d9301b4a1e2827eb39587a50e
[INFO] checking dpwdec/wfc-rust against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpwdec%2Fwfc-rust" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dpwdec/wfc-rust on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dpwdec/wfc-rust
[INFO] finished tweaking git repo https://github.com/dpwdec/wfc-rust
[INFO] tweaked toml for git repo https://github.com/dpwdec/wfc-rust written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/dpwdec/wfc-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cba29f8b96c4c3bcc3808c254662f91c031644b2f36b4a69954d1b23691da65d
[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" "cba29f8b96c4c3bcc3808c254662f91c031644b2f36b4a69954d1b23691da65d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cba29f8b96c4c3bcc3808c254662f91c031644b2f36b4a69954d1b23691da65d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba29f8b96c4c3bcc3808c254662f91c031644b2f36b4a69954d1b23691da65d", kill_on_drop: false }`
[INFO] [stdout] cba29f8b96c4c3bcc3808c254662f91c031644b2f36b4a69954d1b23691da65d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e407e41260b6cf46253712d396d76e62f79105d686368314fbcf4e4fa39acf7
[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" "5e407e41260b6cf46253712d396d76e62f79105d686368314fbcf4e4fa39acf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking bimap v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking simba v0.3.1
[INFO] [stderr]     Checking rand_distr v0.3.0
[INFO] [stderr]     Checking nalgebra v0.23.2
[INFO] [stderr]     Checking wfc-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `make_edges_cardinal_grid`
[INFO] [stdout]  --> src/io/text_parser.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::io::utils::{make_edges_cardinal_grid, make_edges_8_way_grid};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `make_edges_cardinal_grid`
[INFO] [stdout]  --> src/io/text_parser.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::io::utils::{make_edges_cardinal_grid, make_edges_8_way_grid};
[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: unused import: `make_edges_cardinal_grid`
[INFO] [stdout]  --> src/main.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wfc_rust::io::utils::{make_edges_cardinal_grid, make_edges_8_way_grid};
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `make_edges_cardinal_grid`
[INFO] [stdout]   --> benches/benches.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use wfc_rust::io::utils::{make_edges_cardinal_grid, make_edges_8_way_grid};
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `make_edges_cardinal_grid`
[INFO] [stdout]  --> src/main.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wfc_rust::io::utils::{make_edges_cardinal_grid, make_edges_8_way_grid};
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `MS6`
[INFO] [stdout]   --> benches/benches.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     type MS6 = VectorN<u16, U6>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `graph_edges`
[INFO] [stdout]   --> benches/benches.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn graph_edges() -> Edges {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `graph_rules`
[INFO] [stdout]   --> benches/benches.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn graph_rules(bench: &mut Bencher) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.69s
[INFO] running `Command { std: "docker" "inspect" "5e407e41260b6cf46253712d396d76e62f79105d686368314fbcf4e4fa39acf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e407e41260b6cf46253712d396d76e62f79105d686368314fbcf4e4fa39acf7", kill_on_drop: false }`
[INFO] [stdout] 5e407e41260b6cf46253712d396d76e62f79105d686368314fbcf4e4fa39acf7