[INFO] cloning repository https://github.com/mwalczyk/folding
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mwalczyk/folding" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Ffolding", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Ffolding'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a503a84c7f8dc2595e81b3429634b508c10ec6e4
[INFO] testing mwalczyk/folding against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Ffolding" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mwalczyk/folding on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mwalczyk/folding
[INFO] finished tweaking git repo https://github.com/mwalczyk/folding
[INFO] tweaked toml for git repo https://github.com/mwalczyk/folding written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mwalczyk/folding already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glutin v0.22.0-alpha3
[INFO] [stderr]   Downloaded winit v0.20.0-alpha3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ee70b148a5e2c9ae5af2f7a30b7afe38f3e87f822897173241f285148c6ce9ec
[INFO] running `Command { std: "docker" "start" "-a" "ee70b148a5e2c9ae5af2f7a30b7afe38f3e87f822897173241f285148c6ce9ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee70b148a5e2c9ae5af2f7a30b7afe38f3e87f822897173241f285148c6ce9ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee70b148a5e2c9ae5af2f7a30b7afe38f3e87f822897173241f285148c6ce9ec", kill_on_drop: false }`
[INFO] [stdout] ee70b148a5e2c9ae5af2f7a30b7afe38f3e87f822897173241f285148c6ce9ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0194ab3864ea605160bbb2aae271c6c4b04798e2a8048de6c816e591ade920a2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0194ab3864ea605160bbb2aae271c6c4b04798e2a8048de6c816e591ade920a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling downcast-rs v1.0.4
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling raw-window-handle v0.1.2
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling stb_truetype v0.3.0
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]    Compiling gl v0.13.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling rusttype v0.8.0
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling calloop v0.4.4
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling graphics_utils v0.1.0 (https://github.com/mwalczyk/graphics_utils#82eaeff4)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `image`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/graphics_utils-2faf48c2dc80d419/82eaeff/src/utils.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     image::save_buffer(path, &pixels, width, height, image::RGB(8)).unwrap();
[INFO] [stdout]    |     ^^^^^ use of undeclared crate or module `image`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `image`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/graphics_utils-2faf48c2dc80d419/82eaeff/src/utils.rs:26:54
[INFO] [stdout]    |
[INFO] [stdout] 26 |     image::save_buffer(path, &pixels, width, height, image::RGB(8)).unwrap();
[INFO] [stdout]    |                                                      ^^^^^ use of undeclared crate or module `image`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `graphics_utils` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0194ab3864ea605160bbb2aae271c6c4b04798e2a8048de6c816e591ade920a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0194ab3864ea605160bbb2aae271c6c4b04798e2a8048de6c816e591ade920a2", kill_on_drop: false }`
[INFO] [stdout] 0194ab3864ea605160bbb2aae271c6c4b04798e2a8048de6c816e591ade920a2