[INFO] updating cached repository doughsay/halomonas_titanicae
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/doughsay/halomonas_titanicae
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/doughsay/halomonas_titanicae" "work/ex/beta-1.38-1/sources/1.37.0/gh/doughsay/halomonas_titanicae"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/doughsay/halomonas_titanicae'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/doughsay/halomonas_titanicae" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/doughsay/halomonas_titanicae"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/doughsay/halomonas_titanicae'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 70752e3de080fcb18d342259ccd6733fa988ba2f
[INFO] sha for GitHub repo doughsay/halomonas_titanicae: 70752e3de080fcb18d342259ccd6733fa988ba2f
[INFO] validating manifest of doughsay/halomonas_titanicae on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of doughsay/halomonas_titanicae on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing doughsay/halomonas_titanicae
[INFO] finished frobbing doughsay/halomonas_titanicae
[INFO] frobbed toml for doughsay/halomonas_titanicae written to work/ex/beta-1.38-1/sources/1.37.0/gh/doughsay/halomonas_titanicae/Cargo.toml
[INFO] started frobbing doughsay/halomonas_titanicae
[INFO] finished frobbing doughsay/halomonas_titanicae
[INFO] frobbed toml for doughsay/halomonas_titanicae written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/doughsay/halomonas_titanicae/Cargo.toml
[INFO] crate doughsay/halomonas_titanicae already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing doughsay/halomonas_titanicae against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/doughsay/halomonas_titanicae:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 71d3b54d8f33dd6cfe4871a1553a8e05a6f5285e61f170de32743e2f1def7cdc
[INFO] running `"docker" "start" "-a" "71d3b54d8f33dd6cfe4871a1553a8e05a6f5285e61f170de32743e2f1def7cdc"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.25
[INFO] [stderr]    Compiling wayland-scanner v0.21.10
[INFO] [stderr]    Compiling wayland-sys v0.21.10
[INFO] [stderr]    Compiling andrew v0.1.5
[INFO] [stderr]    Compiling piston2d-graphics v0.28.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling wayland-commons v0.21.10
[INFO] [stderr]    Compiling wayland-client v0.21.10
[INFO] [stderr]    Compiling wayland-protocols v0.21.10
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.4
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling winit v0.18.1
[INFO] [stderr]    Compiling pistoncore-input v0.23.0
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.57.0
[INFO] [stderr]    Compiling pistoncore-window v0.34.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.39.0
[INFO] [stderr]    Compiling piston v0.39.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.51.1
[INFO] [stderr]    Compiling halomonas_titanicae v0.1.0 (/opt/crater/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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `"docker" "inspect" "71d3b54d8f33dd6cfe4871a1553a8e05a6f5285e61f170de32743e2f1def7cdc"`
[INFO] running `"docker" "rm" "-f" "71d3b54d8f33dd6cfe4871a1553a8e05a6f5285e61f170de32743e2f1def7cdc"`
[INFO] [stdout] 71d3b54d8f33dd6cfe4871a1553a8e05a6f5285e61f170de32743e2f1def7cdc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/doughsay/halomonas_titanicae:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 807ae5604fa97e42ad843b81028658242e3e8db2d46be80614a9b7648e94ac8f
[INFO] running `"docker" "start" "-a" "807ae5604fa97e42ad843b81028658242e3e8db2d46be80614a9b7648e94ac8f"`
[INFO] [stderr]    Compiling halomonas_titanicae v0.1.0 (/opt/crater/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]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "807ae5604fa97e42ad843b81028658242e3e8db2d46be80614a9b7648e94ac8f"`
[INFO] running `"docker" "rm" "-f" "807ae5604fa97e42ad843b81028658242e3e8db2d46be80614a9b7648e94ac8f"`
[INFO] [stdout] 807ae5604fa97e42ad843b81028658242e3e8db2d46be80614a9b7648e94ac8f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/doughsay/halomonas_titanicae:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 7f6f10c953f23df41b3ae381ef439ca279b4537b28cb5338cd314958591c1661
[INFO] running `"docker" "start" "-a" "7f6f10c953f23df41b3ae381ef439ca279b4537b28cb5338cd314958591c1661"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/halomonas_titanicae-b814078d7f0c1d08
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7f6f10c953f23df41b3ae381ef439ca279b4537b28cb5338cd314958591c1661"`
[INFO] running `"docker" "rm" "-f" "7f6f10c953f23df41b3ae381ef439ca279b4537b28cb5338cd314958591c1661"`
[INFO] [stdout] 7f6f10c953f23df41b3ae381ef439ca279b4537b28cb5338cd314958591c1661