Dec 17 22:06:34.927 INFO checking joonazan/mystic against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 22:06:34.927 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/joonazan/mystic:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:06:35.390 INFO [stdout] ef854f038b8ff7faa657c56c489c272316d2a4a33beaba429c823bdb4e66c6dc
Dec 17 22:06:35.392 INFO running `"docker" "start" "-a" "ef854f038b8ff7faa657c56c489c272316d2a4a33beaba429c823bdb4e66c6dc"`
Dec 17 22:06:37.822 INFO [stderr]     Checking mystic v0.1.0 (/opt/crater/workdir)
Dec 17 22:06:38.056 INFO [stderr] warning: struct is never constructed: `Power`
Dec 17 22:06:38.057 INFO [stderr]  --> src/power.rs:1:1
Dec 17 22:06:38.057 INFO [stderr]   |
Dec 17 22:06:38.057 INFO [stderr] 1 | pub struct Power(pub [i8; 3]);
Dec 17 22:06:38.058 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.058 INFO [stderr]   |
Dec 17 22:06:38.058 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 22:06:38.058 INFO [stderr] 
Dec 17 22:06:38.059 INFO [stderr] warning: method is never used: `spend`
Dec 17 22:06:38.059 INFO [stderr]  --> src/power.rs:7:2
Dec 17 22:06:38.059 INFO [stderr]   |
Dec 17 22:06:38.059 INFO [stderr] 7 |     fn spend(&mut self, x: i8) {
Dec 17 22:06:38.060 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.060 INFO [stderr] 
Dec 17 22:06:38.060 INFO [stderr] warning: method is never used: `gain`
Dec 17 22:06:38.060 INFO [stderr]   --> src/power.rs:11:2
Dec 17 22:06:38.061 INFO [stderr]    |
Dec 17 22:06:38.061 INFO [stderr] 11 |     fn gain(&mut self, x: i8) {
Dec 17 22:06:38.061 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.061 INFO [stderr] 
Dec 17 22:06:38.061 INFO [stderr] warning: method is never used: `burn`
Dec 17 22:06:38.062 INFO [stderr]   --> src/power.rs:19:2
Dec 17 22:06:38.062 INFO [stderr]    |
Dec 17 22:06:38.062 INFO [stderr] 19 |     fn burn(&mut self, x: i8) {
Dec 17 22:06:38.063 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.063 INFO [stderr] 
Dec 17 22:06:38.063 INFO [stderr] warning: method is never used: `transfer`
Dec 17 22:06:38.063 INFO [stderr]   --> src/power.rs:24:2
Dec 17 22:06:38.063 INFO [stderr]    |
Dec 17 22:06:38.064 INFO [stderr] 24 |     fn transfer(&mut self, x: i8, a: usize, b: usize) {
Dec 17 22:06:38.064 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.064 INFO [stderr] 
Dec 17 22:06:38.065 INFO [stderr] warning: type alias is never used: `Map`
Dec 17 22:06:38.065 INFO [stderr]  --> src/map.rs:1:1
Dec 17 22:06:38.065 INFO [stderr]   |
Dec 17 22:06:38.066 INFO [stderr] 1 | type Map = [[Hex]];
Dec 17 22:06:38.066 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.066 INFO [stderr] 
Dec 17 22:06:38.066 INFO [stderr] warning: enum is never used: `Hex`
Dec 17 22:06:38.067 INFO [stderr]  --> src/map.rs:3:1
Dec 17 22:06:38.067 INFO [stderr]   |
Dec 17 22:06:38.067 INFO [stderr] 3 | pub enum Hex {
Dec 17 22:06:38.067 INFO [stderr]   | ^^^^^^^^^^^^
Dec 17 22:06:38.068 INFO [stderr] 
Dec 17 22:06:38.068 INFO [stderr] warning: enum is never used: `Terrain`
Dec 17 22:06:38.068 INFO [stderr]  --> src/map.rs:8:1
Dec 17 22:06:38.068 INFO [stderr]   |
Dec 17 22:06:38.069 INFO [stderr] 8 | pub enum Terrain {
Dec 17 22:06:38.069 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 17 22:06:38.069 INFO [stderr] 
Dec 17 22:06:38.069 INFO [stderr] warning: enum is never used: `Building`
Dec 17 22:06:38.070 INFO [stderr]   --> src/map.rs:19:1
Dec 17 22:06:38.070 INFO [stderr]    |
Dec 17 22:06:38.070 INFO [stderr] 19 | pub enum Building {
Dec 17 22:06:38.071 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.071 INFO [stderr] 
Dec 17 22:06:38.071 INFO [stderr] warning: type alias is never used: `Sacrifices`
Dec 17 22:06:38.071 INFO [stderr]  --> src/main.rs:7:1
Dec 17 22:06:38.072 INFO [stderr]   |
Dec 17 22:06:38.072 INFO [stderr] 7 | type Sacrifices = [u8; 4];
Dec 17 22:06:38.072 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.072 INFO [stderr] 
Dec 17 22:06:38.073 INFO [stderr] warning: struct is never constructed: `Player`
Dec 17 22:06:38.073 INFO [stderr]  --> src/main.rs:9:1
Dec 17 22:06:38.073 INFO [stderr]   |
Dec 17 22:06:38.073 INFO [stderr] 9 | struct Player {
Dec 17 22:06:38.073 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 22:06:38.074 INFO [stderr] 
Dec 17 22:06:38.074 INFO [stderr] warning: struct is never constructed: `Buildings`
Dec 17 22:06:38.074 INFO [stderr]   --> src/main.rs:15:1
Dec 17 22:06:38.074 INFO [stderr]    |
Dec 17 22:06:38.075 INFO [stderr] 15 | struct Buildings {
Dec 17 22:06:38.075 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 17 22:06:38.075 INFO [stderr] 
Dec 17 22:06:38.232 INFO [stderr] warning: struct is never constructed: `Power`
Dec 17 22:06:38.232 INFO [stderr]  --> src/power.rs:1:1
Dec 17 22:06:38.233 INFO [stderr]   |
Dec 17 22:06:38.233 INFO [stderr] 1 | pub struct Power(pub [i8; 3]);
Dec 17 22:06:38.233 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.233 INFO [stderr]   |
Dec 17 22:06:38.234 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 22:06:38.234 INFO [stderr] 
Dec 17 22:06:38.234 INFO [stderr] warning: method is never used: `spend`
Dec 17 22:06:38.234 INFO [stderr]  --> src/power.rs:7:2
Dec 17 22:06:38.235 INFO [stderr]   |
Dec 17 22:06:38.235 INFO [stderr] 7 |     fn spend(&mut self, x: i8) {
Dec 17 22:06:38.235 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.235 INFO [stderr] 
Dec 17 22:06:38.236 INFO [stderr] warning: method is never used: `gain`
Dec 17 22:06:38.236 INFO [stderr]   --> src/power.rs:11:2
Dec 17 22:06:38.236 INFO [stderr]    |
Dec 17 22:06:38.236 INFO [stderr] 11 |     fn gain(&mut self, x: i8) {
Dec 17 22:06:38.236 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.237 INFO [stderr] 
Dec 17 22:06:38.237 INFO [stderr] warning: method is never used: `burn`
Dec 17 22:06:38.237 INFO [stderr]   --> src/power.rs:19:2
Dec 17 22:06:38.237 INFO [stderr]    |
Dec 17 22:06:38.238 INFO [stderr] 19 |     fn burn(&mut self, x: i8) {
Dec 17 22:06:38.238 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.238 INFO [stderr] 
Dec 17 22:06:38.238 INFO [stderr] warning: method is never used: `transfer`
Dec 17 22:06:38.239 INFO [stderr]   --> src/power.rs:24:2
Dec 17 22:06:38.239 INFO [stderr]    |
Dec 17 22:06:38.239 INFO [stderr] 24 |     fn transfer(&mut self, x: i8, a: usize, b: usize) {
Dec 17 22:06:38.239 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.239 INFO [stderr] 
Dec 17 22:06:38.240 INFO [stderr] warning: type alias is never used: `Map`
Dec 17 22:06:38.240 INFO [stderr]  --> src/map.rs:1:1
Dec 17 22:06:38.240 INFO [stderr]   |
Dec 17 22:06:38.240 INFO [stderr] 1 | type Map = [[Hex]];
Dec 17 22:06:38.241 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.241 INFO [stderr] 
Dec 17 22:06:38.241 INFO [stderr] warning: enum is never used: `Hex`
Dec 17 22:06:38.241 INFO [stderr]  --> src/map.rs:3:1
Dec 17 22:06:38.241 INFO [stderr]   |
Dec 17 22:06:38.242 INFO [stderr] 3 | pub enum Hex {
Dec 17 22:06:38.242 INFO [stderr]   | ^^^^^^^^^^^^
Dec 17 22:06:38.242 INFO [stderr] 
Dec 17 22:06:38.242 INFO [stderr] warning: enum is never used: `Terrain`
Dec 17 22:06:38.243 INFO [stderr]  --> src/map.rs:8:1
Dec 17 22:06:38.243 INFO [stderr]   |
Dec 17 22:06:38.243 INFO [stderr] 8 | pub enum Terrain {
Dec 17 22:06:38.243 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 17 22:06:38.243 INFO [stderr] 
Dec 17 22:06:38.244 INFO [stderr] warning: enum is never used: `Building`
Dec 17 22:06:38.244 INFO [stderr]   --> src/map.rs:19:1
Dec 17 22:06:38.244 INFO [stderr]    |
Dec 17 22:06:38.244 INFO [stderr] 19 | pub enum Building {
Dec 17 22:06:38.245 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.245 INFO [stderr] 
Dec 17 22:06:38.245 INFO [stderr] warning: type alias is never used: `Sacrifices`
Dec 17 22:06:38.245 INFO [stderr]  --> src/main.rs:7:1
Dec 17 22:06:38.246 INFO [stderr]   |
Dec 17 22:06:38.246 INFO [stderr] 7 | type Sacrifices = [u8; 4];
Dec 17 22:06:38.246 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:06:38.246 INFO [stderr] 
Dec 17 22:06:38.247 INFO [stderr] warning: struct is never constructed: `Player`
Dec 17 22:06:38.247 INFO [stderr]  --> src/main.rs:9:1
Dec 17 22:06:38.247 INFO [stderr]   |
Dec 17 22:06:38.247 INFO [stderr] 9 | struct Player {
Dec 17 22:06:38.247 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 17 22:06:38.248 INFO [stderr] 
Dec 17 22:06:38.248 INFO [stderr] warning: struct is never constructed: `Buildings`
Dec 17 22:06:38.248 INFO [stderr]   --> src/main.rs:15:1
Dec 17 22:06:38.248 INFO [stderr]    |
Dec 17 22:06:38.249 INFO [stderr] 15 | struct Buildings {
Dec 17 22:06:38.249 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 17 22:06:38.249 INFO [stderr] 
Dec 17 22:06:38.285 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
Dec 17 22:06:39.739 INFO running `"docker" "inspect" "ef854f038b8ff7faa657c56c489c272316d2a4a33beaba429c823bdb4e66c6dc"`
Dec 17 22:06:40.066 INFO running `"docker" "rm" "-f" "ef854f038b8ff7faa657c56c489c272316d2a4a33beaba429c823bdb4e66c6dc"`
Dec 17 22:06:40.342 INFO [stdout] ef854f038b8ff7faa657c56c489c272316d2a4a33beaba429c823bdb4e66c6dc