[INFO] updating cached repository https://github.com/joonazan/mystic
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a149a8fc7bba5f7fb8d31a19f9d19f7bf8362d86
[INFO] checking joonazan/mystic against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonazan%2Fmystic" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joonazan/mystic on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/joonazan/mystic
[INFO] finished tweaking git repo https://github.com/joonazan/mystic
[INFO] tweaked toml for git repo https://github.com/joonazan/mystic written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/joonazan/mystic already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fd06c3e94b907126cc3071fc21d80aa8d91a53f947a6c2146a03472a9d79d119
[INFO] running `"docker" "start" "-a" "fd06c3e94b907126cc3071fc21d80aa8d91a53f947a6c2146a03472a9d79d119"`
[INFO] [stderr]     Checking mystic v0.1.0 (/opt/rustwide/workdir)
[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]   = note: `#[warn(dead_code)]` on by default
[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: 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]   = note: `#[warn(dead_code)]` on by default
[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 1.53s
[INFO] running `"docker" "inspect" "fd06c3e94b907126cc3071fc21d80aa8d91a53f947a6c2146a03472a9d79d119"`
[INFO] running `"docker" "rm" "-f" "fd06c3e94b907126cc3071fc21d80aa8d91a53f947a6c2146a03472a9d79d119"`
[INFO] [stdout] fd06c3e94b907126cc3071fc21d80aa8d91a53f947a6c2146a03472a9d79d119