[INFO] cloning repository soupersauce/ruguelike
[INFO] running `"git" "clone" "--bare" "git://github.com/soupersauce/ruguelike.git" "work/cache/sources/gh/soupersauce/ruguelike"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/soupersauce/ruguelike'...
[INFO] running `"git" "clone" "work/cache/sources/gh/soupersauce/ruguelike" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/soupersauce/ruguelike"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/soupersauce/ruguelike'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/soupersauce/ruguelike" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/soupersauce/ruguelike"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/soupersauce/ruguelike'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0bb8d65397126e195c9cf57672f415b5932d1cb1
[INFO] sha for GitHub repo soupersauce/ruguelike: 0bb8d65397126e195c9cf57672f415b5932d1cb1
[INFO] validating manifest of soupersauce/ruguelike on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of soupersauce/ruguelike on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing soupersauce/ruguelike
[INFO] finished frobbing soupersauce/ruguelike
[INFO] frobbed toml for soupersauce/ruguelike written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/soupersauce/ruguelike/Cargo.toml
[INFO] started frobbing soupersauce/ruguelike
[INFO] finished frobbing soupersauce/ruguelike
[INFO] frobbed toml for soupersauce/ruguelike written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/soupersauce/ruguelike/Cargo.toml
[INFO] crate soupersauce/ruguelike already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking soupersauce/ruguelike against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-0/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/soupersauce/ruguelike:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6c6f96f9904b78415019d7a9500514e6b814783e33e5ecc686d359cf3bb6329a
[INFO] running `"docker" "start" "-a" "6c6f96f9904b78415019d7a9500514e6b814783e33e5ecc686d359cf3bb6329a"`
[INFO] [stderr]    Compiling tcod-sys v5.0.1
[INFO] [stderr]     Checking sdl2-sys v0.32.6
[INFO] [stderr]     Checking sdl2 v0.32.2
[INFO] [stderr]     Checking tcod v0.15.0
[INFO] [stderr]     Checking ruguelike v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Color`
[INFO] [stderr]  --> src/main.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 | use tcod::colors::{self, Color};
[INFO] [stderr]   |                          ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FovAlgorithm`
[INFO] [stderr]  --> src/main.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tcod::map::{FovAlgorithm, Map as FovMap};
[INFO] [stderr]   |                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tcod::colors::*`
[INFO] [stderr]  --> src/lib/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use tcod::colors::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/lib/constants.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | use tcod::colors::{self, Color};
[INFO] [stderr]   |                    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Map as FovMap`
[INFO] [stderr]  --> src/lib/constants.rs:2:31
[INFO] [stderr]   |
[INFO] [stderr] 2 | use tcod::map::{FovAlgorithm, Map as FovMap};
[INFO] [stderr]   |                               ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib/mod.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn draw(&self, con: &mut Console) {
[INFO] [stderr]    |                                  ^^^^^^^ help: use `dyn`: `dyn Console`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Color`
[INFO] [stderr]  --> src/main.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 | use tcod::colors::{self, Color};
[INFO] [stderr]   |                          ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FovAlgorithm`
[INFO] [stderr]  --> src/main.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tcod::map::{FovAlgorithm, Map as FovMap};
[INFO] [stderr]   |                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tcod::colors::*`
[INFO] [stderr]  --> src/lib/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use tcod::colors::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/lib/constants.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | use tcod::colors::{self, Color};
[INFO] [stderr]   |                    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Map as FovMap`
[INFO] [stderr]  --> src/lib/constants.rs:2:31
[INFO] [stderr]   |
[INFO] [stderr] 2 | use tcod::map::{FovAlgorithm, Map as FovMap};
[INFO] [stderr]   |                               ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib/mod.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn draw(&self, con: &mut Console) {
[INFO] [stderr]    |                                  ^^^^^^^ help: use `dyn`: `dyn Console`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `starting_position`
[INFO] [stderr]    --> src/main.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 |     let mut starting_position = (0, 0);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_starting_position`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `starting_position`
[INFO] [stderr]    --> src/main.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 |     let mut starting_position = (0, 0);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_starting_position`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:153:9
[INFO] [stderr]     |
[INFO] [stderr] 153 |     let mut starting_position = (0, 0);
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:153:9
[INFO] [stderr]     |
[INFO] [stderr] 153 |     let mut starting_position = (0, 0);
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.78s
[INFO] running `"docker" "inspect" "6c6f96f9904b78415019d7a9500514e6b814783e33e5ecc686d359cf3bb6329a"`
[INFO] running `"docker" "rm" "-f" "6c6f96f9904b78415019d7a9500514e6b814783e33e5ecc686d359cf3bb6329a"`
[INFO] [stdout] 6c6f96f9904b78415019d7a9500514e6b814783e33e5ecc686d359cf3bb6329a