[INFO] updating cached repository NLincoln/worldgen
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/NLincoln/worldgen
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/NLincoln/worldgen" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/NLincoln/worldgen"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/NLincoln/worldgen'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/NLincoln/worldgen" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/NLincoln/worldgen"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/NLincoln/worldgen'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ed66cf3a2eab8ad8fa220c9069440b44210612ab
[INFO] sha for GitHub repo NLincoln/worldgen: ed66cf3a2eab8ad8fa220c9069440b44210612ab
[INFO] validating manifest of NLincoln/worldgen on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of NLincoln/worldgen on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing NLincoln/worldgen
[INFO] finished frobbing NLincoln/worldgen
[INFO] frobbed toml for NLincoln/worldgen written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/NLincoln/worldgen/Cargo.toml
[INFO] started frobbing NLincoln/worldgen
[INFO] finished frobbing NLincoln/worldgen
[INFO] frobbed toml for NLincoln/worldgen written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/NLincoln/worldgen/Cargo.toml
[INFO] crate NLincoln/worldgen already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking NLincoln/worldgen against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/NLincoln/worldgen:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 13f2a775987bbf4e43ea162234319bba1f39958b835650f3147efd9f3673e250
[INFO] running `"docker" "start" "-a" "13f2a775987bbf4e43ea162234319bba1f39958b835650f3147efd9f3673e250"`
[INFO] [stderr]     Checking worldgen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt::Display`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt::Display;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Display`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt::Display;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_slice`
[INFO] [stderr]   --> src/main.rs:52:3
[INFO] [stderr]    |
[INFO] [stderr] 52 |   fn get_slice(&self, position: Vector2u, size: Vector2u) -> Grid<&T> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `assign`
[INFO] [stderr]   --> src/main.rs:74:3
[INFO] [stderr]    |
[INFO] [stderr] 74 |   fn assign(&mut self, pos: Vector2u, val: T) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `carve_room`
[INFO] [stderr]    --> src/main.rs:99:1
[INFO] [stderr]     |
[INFO] [stderr] 99  | / fn carve_room<T, F>(grid: &mut Grid<T>, position: Vector2u, size: Vector2u, f: F)
[INFO] [stderr] 100 | | where
[INFO] [stderr] 101 | |   F: Fn(&Grid<T>, Vector2u) -> T,
[INFO] [stderr] 102 | | {
[INFO] [stderr] ...   |
[INFO] [stderr] 110 | |   }
[INFO] [stderr] 111 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "13f2a775987bbf4e43ea162234319bba1f39958b835650f3147efd9f3673e250"`
[INFO] running `"docker" "rm" "-f" "13f2a775987bbf4e43ea162234319bba1f39958b835650f3147efd9f3673e250"`
[INFO] [stdout] 13f2a775987bbf4e43ea162234319bba1f39958b835650f3147efd9f3673e250