[INFO] updating cached repository https://github.com/martindilling/pastel_blocks_2
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] a42e5cee010828b5bcade0de968adc298595e5dc
[INFO] testing martindilling/pastel_blocks_2 against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartindilling%2Fpastel_blocks_2" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/martindilling/pastel_blocks_2 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/martindilling/pastel_blocks_2
[INFO] finished tweaking git repo https://github.com/martindilling/pastel_blocks_2
[INFO] tweaked toml for git repo https://github.com/martindilling/pastel_blocks_2 written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/martindilling/pastel_blocks_2 already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /big/crater/work/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] eeaf602fc0a4e69440806b4ebea08da5a7033fce5cde595c1f6a3d805940e588
[INFO] running `"docker" "start" "-a" "eeaf602fc0a4e69440806b4ebea08da5a7033fce5cde595c1f6a3d805940e588"`
[INFO] [stderr]    Compiling lzw v0.9.0
[INFO] [stderr]    Compiling piston-texture v0.4.0
[INFO] [stderr]    Compiling xml-rs v0.2.2
[INFO] [stderr]    Compiling draw_state v0.4.0
[INFO] [stderr]    Compiling freetype-sys v0.3.1
[INFO] [stderr]    Compiling dylib v0.0.1
[INFO] [stderr]    Compiling pistoncore-input v0.9.0
[INFO] [stderr]    Compiling osmesa-sys v0.0.5
[INFO] [stderr]    Compiling png v0.4.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling piston2d-graphics v0.16.0
[INFO] [stderr]    Compiling x11-dl v2.3.1
[INFO] [stderr]    Compiling gif v0.7.0
[INFO] [stderr]    Compiling gfx_core v0.2.1
[INFO] [stderr]    Compiling gl_generator v0.4.2
[INFO] [stderr]    Compiling freetype-rs v0.6.1
[INFO] [stderr]    Compiling pistoncore-window v0.16.0
[INFO] [stderr]    Compiling image v0.7.2
[INFO] [stderr]    Compiling pistoncore-event_loop v0.19.0
[INFO] [stderr]    Compiling piston v0.19.0
[INFO] [stderr]    Compiling gl v0.5.2
[INFO] [stderr]    Compiling glutin v0.4.9
[INFO] [stderr]    Compiling gfx v0.10.2
[INFO] [stderr]    Compiling gfx_device_gl v0.9.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.22.0
[INFO] [stderr]    Compiling piston-gfx_texture v0.12.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.24.0
[INFO] [stderr]    Compiling piston_window v0.39.0
[INFO] [stderr]    Compiling pastel_blocks_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: couldn't read src/../assets/tiles_16x16.png: No such file or directory (os error 2)
[INFO] [stderr]   --> src/game.rs:12:36
[INFO] [stderr]    |
[INFO] [stderr] 12 | static TILEMAP_16: &'static [u8] = include_bytes!("../assets/tiles_16x16.png");
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `image::RgbaImage`
[INFO] [stderr]  --> src/tilemap.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use image::RgbaImage;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `image::SubImage`
[INFO] [stderr]  --> src/tilemap.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use image::SubImage;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]  --> src/texture_manager.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::path::PathBuf;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `find_folder::Search`
[INFO] [stderr]  --> src/texture_manager.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use find_folder::Search;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `map::BlockType`
[INFO] [stderr]  --> src/ui.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use map::BlockType;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `map::Color`
[INFO] [stderr]  --> src/ui.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use map::Color;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::path::PathBuf;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `pastel_blocks_2`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "eeaf602fc0a4e69440806b4ebea08da5a7033fce5cde595c1f6a3d805940e588"`
[INFO] running `"docker" "rm" "-f" "eeaf602fc0a4e69440806b4ebea08da5a7033fce5cde595c1f6a3d805940e588"`
[INFO] [stdout] eeaf602fc0a4e69440806b4ebea08da5a7033fce5cde595c1f6a3d805940e588