[INFO] updating cached repository joonazan/mystic
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/joonazan/mystic
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/joonazan/mystic" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/joonazan/mystic"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/joonazan/mystic'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/joonazan/mystic" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/joonazan/mystic"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/joonazan/mystic'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a149a8fc7bba5f7fb8d31a19f9d19f7bf8362d86
[INFO] sha for GitHub repo joonazan/mystic: a149a8fc7bba5f7fb8d31a19f9d19f7bf8362d86
[INFO] validating manifest of joonazan/mystic on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of joonazan/mystic on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing joonazan/mystic
[INFO] finished frobbing joonazan/mystic
[INFO] frobbed toml for joonazan/mystic written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/joonazan/mystic/Cargo.toml
[INFO] started frobbing joonazan/mystic
[INFO] finished frobbing joonazan/mystic
[INFO] frobbed toml for joonazan/mystic written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/joonazan/mystic/Cargo.toml
[INFO] crate joonazan/mystic already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking joonazan/mystic against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-1/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/joonazan/mystic:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c9e3a62fa2dc580077b2a1294917dc889df3bc84e320bb96e9a618c1b7446dc3
[INFO] running `"docker" "start" "-a" "c9e3a62fa2dc580077b2a1294917dc889df3bc84e320bb96e9a618c1b7446dc3"`
[INFO] [stderr]     Checking mystic v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Power`
[INFO] [stderr]  --> src/power.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Power(pub [i8; 3]);
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `spend`
[INFO] [stderr]  --> src/power.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn spend(&mut self, x: i8) {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `gain`
[INFO] [stderr]   --> src/power.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn gain(&mut self, x: i8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `burn`
[INFO] [stderr]   --> src/power.rs:19:2
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn burn(&mut self, x: i8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `transfer`
[INFO] [stderr]   --> src/power.rs:24:2
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn transfer(&mut self, x: i8, a: usize, b: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Map`
[INFO] [stderr]  --> src/map.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | type Map = [[Hex]];
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Hex`
[INFO] [stderr]  --> src/map.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum Hex {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Terrain`
[INFO] [stderr]  --> src/map.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub enum Terrain {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Building`
[INFO] [stderr]   --> src/map.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub enum Building {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Sacrifices`
[INFO] [stderr]  --> src/main.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | type Sacrifices = [u8; 4];
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Player`
[INFO] [stderr]  --> src/main.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct Player {
[INFO] [stderr]   | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Buildings`
[INFO] [stderr]   --> src/main.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Buildings {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Power`
[INFO] [stderr]  --> src/power.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Power(pub [i8; 3]);
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `spend`
[INFO] [stderr]  --> src/power.rs:7:2
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn spend(&mut self, x: i8) {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `gain`
[INFO] [stderr]   --> src/power.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn gain(&mut self, x: i8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `burn`
[INFO] [stderr]   --> src/power.rs:19:2
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn burn(&mut self, x: i8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `transfer`
[INFO] [stderr]   --> src/power.rs:24:2
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn transfer(&mut self, x: i8, a: usize, b: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Map`
[INFO] [stderr]  --> src/map.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | type Map = [[Hex]];
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Hex`
[INFO] [stderr]  --> src/map.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum Hex {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Terrain`
[INFO] [stderr]  --> src/map.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub enum Terrain {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Building`
[INFO] [stderr]   --> src/map.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub enum Building {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Sacrifices`
[INFO] [stderr]  --> src/main.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | type Sacrifices = [u8; 4];
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Player`
[INFO] [stderr]  --> src/main.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct Player {
[INFO] [stderr]   | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Buildings`
[INFO] [stderr]   --> src/main.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Buildings {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "c9e3a62fa2dc580077b2a1294917dc889df3bc84e320bb96e9a618c1b7446dc3"`
[INFO] running `"docker" "rm" "-f" "c9e3a62fa2dc580077b2a1294917dc889df3bc84e320bb96e9a618c1b7446dc3"`
[INFO] [stdout] c9e3a62fa2dc580077b2a1294917dc889df3bc84e320bb96e9a618c1b7446dc3