[INFO] cloning repository https://github.com/Noah-Kennedy/nav-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Noah-Kennedy/nav-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoah-Kennedy%2Fnav-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoah-Kennedy%2Fnav-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c4e76625269fcf212d561490d5d2cd82b4195f1
[INFO] checking Noah-Kennedy/nav-rs against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoah-Kennedy%2Fnav-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Noah-Kennedy/nav-rs on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Noah-Kennedy/nav-rs
[INFO] finished tweaking git repo https://github.com/Noah-Kennedy/nav-rs
[INFO] tweaked toml for git repo https://github.com/Noah-Kennedy/nav-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Noah-Kennedy/nav-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1a583e586fd0e069922552f31450165f82068e5ec10198dc48016c8d5ff0980
[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" "e1a583e586fd0e069922552f31450165f82068e5ec10198dc48016c8d5ff0980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1a583e586fd0e069922552f31450165f82068e5ec10198dc48016c8d5ff0980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a583e586fd0e069922552f31450165f82068e5ec10198dc48016c8d5ff0980", kill_on_drop: false }`
[INFO] [stdout] e1a583e586fd0e069922552f31450165f82068e5ec10198dc48016c8d5ff0980
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c86a9c6a98eaaf6f54b5d1b7aa95fdf653816e229b058322ae4ff3167b81f6e8
[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" "c86a9c6a98eaaf6f54b5d1b7aa95fdf653816e229b058322ae4ff3167b81f6e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking nav-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ndarray::Array2`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ndarray::Array2;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array`, `Dim`, `SliceInfo`, `arr0`
[INFO] [stdout]  --> src/grid/mod.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{Array, Dim, Array2, SliceInfo, arr0};
[INFO] [stdout]   |               ^^^^^  ^^^          ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray::Array2`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ndarray::Array2;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array`, `Dim`, `SliceInfo`, `arr0`
[INFO] [stdout]  --> src/grid/mod.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{Array, Dim, Array2, SliceInfo, arr0};
[INFO] [stdout]   |               ^^^^^  ^^^          ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `open_mut`
[INFO] [stdout]   --> src/grid/mod.rs:99:22
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 let (open_mut, close_mut) = if self.mutable[pos] > 0 {
[INFO] [stdout]    |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_open_mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `close_mut`
[INFO] [stdout]   --> src/grid/mod.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 let (open_mut, close_mut) = if self.mutable[pos] > 0 {
[INFO] [stdout]    |                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_close_mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `open_mut`
[INFO] [stdout]   --> src/grid/mod.rs:99:22
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 let (open_mut, close_mut) = if self.mutable[pos] > 0 {
[INFO] [stdout]    |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_open_mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `close_mut`
[INFO] [stdout]   --> src/grid/mod.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 let (open_mut, close_mut) = if self.mutable[pos] > 0 {
[INFO] [stdout]    |                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_close_mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.53s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c86a9c6a98eaaf6f54b5d1b7aa95fdf653816e229b058322ae4ff3167b81f6e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c86a9c6a98eaaf6f54b5d1b7aa95fdf653816e229b058322ae4ff3167b81f6e8", kill_on_drop: false }`
[INFO] [stdout] c86a9c6a98eaaf6f54b5d1b7aa95fdf653816e229b058322ae4ff3167b81f6e8