[INFO] cloning repository https://github.com/doughsay/halomonas_titanicae
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doughsay/halomonas_titanicae" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoughsay%2Fhalomonas_titanicae"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoughsay%2Fhalomonas_titanicae'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 70752e3de080fcb18d342259ccd6733fa988ba2f
[INFO] checking doughsay/halomonas_titanicae against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoughsay%2Fhalomonas_titanicae" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doughsay/halomonas_titanicae on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/doughsay/halomonas_titanicae
[INFO] finished tweaking git repo https://github.com/doughsay/halomonas_titanicae
[INFO] tweaked toml for git repo https://github.com/doughsay/halomonas_titanicae written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/doughsay/halomonas_titanicae already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7177f88d0dac17eba11bc04c105247bde272749ecf615d2f4286b03eb9266a99
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "7177f88d0dac17eba11bc04c105247bde272749ecf615d2f4286b03eb9266a99"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.25
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.10
[INFO] [stderr]     Checking stb_truetype v0.2.5
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling wayland-client v0.21.10
[INFO] [stderr]    Compiling wayland-protocols v0.21.10
[INFO] [stderr]     Checking andrew v0.1.5
[INFO] [stderr]     Checking piston2d-graphics v0.28.0
[INFO] [stderr]     Checking wayland-sys v0.21.10
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]     Checking wayland-commons v0.21.10
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.4
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking pistoncore-input v0.23.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.57.0
[INFO] [stderr]     Checking pistoncore-window v0.34.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.39.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.51.1
[INFO] [stderr]     Checking piston v0.39.0
[INFO] [stderr]     Checking halomonas_titanicae v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `print_state`
[INFO] [stderr]   --> src/counting_life.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn print_state(state: &WorldState) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ActiveBuffer`
[INFO] [stderr]   --> src/hashmap_life.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | enum ActiveBuffer {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WorldState`
[INFO] [stderr]   --> src/hashmap_life.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct WorldState {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_state`
[INFO] [stderr]   --> src/hashmap_life.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn random_state(height: i32, width: i32) -> WorldState {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_state`
[INFO] [stderr]   --> src/hashmap_life.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn print_state(state: &WorldState, from: (i32, i32), to: (i32, i32)) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `tick`
[INFO] [stderr]   --> src/hashmap_life.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn tick(state: &mut WorldState) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_neighbors`
[INFO] [stderr]   --> src/hashmap_life.rs:97:1
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn count_neighbors(hashmap: &HashMap<Point, bool>, point: &Point) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `birth`
[INFO] [stderr]    --> src/hashmap_life.rs:118:1
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn birth(hashmap: &mut HashMap<Point, bool>, point: Point) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ActiveBuffer`
[INFO] [stderr]  --> src/naive_life.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | enum ActiveBuffer {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WorldSize`
[INFO] [stderr]   --> src/naive_life.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct WorldSize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WorldState`
[INFO] [stderr]   --> src/naive_life.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct WorldState {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_state`
[INFO] [stderr]   --> src/naive_life.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn random_state(height: usize, width: usize) -> WorldState {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_state`
[INFO] [stderr]   --> src/naive_life.rs:49:1
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub fn print_state(state: &WorldState) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `tick`
[INFO] [stderr]   --> src/naive_life.rs:72:1
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn tick(state: &mut WorldState) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_neighbors`
[INFO] [stderr]   --> src/naive_life.rs:99:1
[INFO] [stderr]    |
[INFO] [stderr] 99 | fn count_neighbors(vec: &[bool], width: usize, height: usize, x: usize, y: usize) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_state`
[INFO] [stderr]   --> src/counting_life.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn print_state(state: &WorldState) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ActiveBuffer`
[INFO] [stderr]   --> src/hashmap_life.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | enum ActiveBuffer {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WorldState`
[INFO] [stderr]   --> src/hashmap_life.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct WorldState {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_state`
[INFO] [stderr]   --> src/hashmap_life.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn random_state(height: i32, width: i32) -> WorldState {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_state`
[INFO] [stderr]   --> src/hashmap_life.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn print_state(state: &WorldState, from: (i32, i32), to: (i32, i32)) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `tick`
[INFO] [stderr]   --> src/hashmap_life.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn tick(state: &mut WorldState) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_neighbors`
[INFO] [stderr]   --> src/hashmap_life.rs:97:1
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn count_neighbors(hashmap: &HashMap<Point, bool>, point: &Point) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `birth`
[INFO] [stderr]    --> src/hashmap_life.rs:118:1
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn birth(hashmap: &mut HashMap<Point, bool>, point: Point) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ActiveBuffer`
[INFO] [stderr]  --> src/naive_life.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | enum ActiveBuffer {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WorldSize`
[INFO] [stderr]   --> src/naive_life.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct WorldSize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WorldState`
[INFO] [stderr]   --> src/naive_life.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct WorldState {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_state`
[INFO] [stderr]   --> src/naive_life.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn random_state(height: usize, width: usize) -> WorldState {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_state`
[INFO] [stderr]   --> src/naive_life.rs:49:1
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub fn print_state(state: &WorldState) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `tick`
[INFO] [stderr]   --> src/naive_life.rs:72:1
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn tick(state: &mut WorldState) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_neighbors`
[INFO] [stderr]   --> src/naive_life.rs:99:1
[INFO] [stderr]    |
[INFO] [stderr] 99 | fn count_neighbors(vec: &[bool], width: usize, height: usize, x: usize, y: usize) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `"docker" "inspect" "7177f88d0dac17eba11bc04c105247bde272749ecf615d2f4286b03eb9266a99"`
[INFO] running `"docker" "rm" "-f" "7177f88d0dac17eba11bc04c105247bde272749ecf615d2f4286b03eb9266a99"`
[INFO] [stdout] 7177f88d0dac17eba11bc04c105247bde272749ecf615d2f4286b03eb9266a99