[INFO] cloning repository https://github.com/adavidoff425/ImageMorphingRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adavidoff425/ImageMorphingRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadavidoff425%2FImageMorphingRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadavidoff425%2FImageMorphingRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4eb9125452139c5187d267b5294d9f7e4123d5ad
[INFO] documenting adavidoff425/ImageMorphingRust against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadavidoff425%2FImageMorphingRust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adavidoff425/ImageMorphingRust on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adavidoff425/ImageMorphingRust
[INFO] finished tweaking git repo https://github.com/adavidoff425/ImageMorphingRust
[INFO] tweaked toml for git repo https://github.com/adavidoff425/ImageMorphingRust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/adavidoff425/ImageMorphingRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glutin v0.23.0
[INFO] [stderr]   Downloaded rulinalg v0.4.2
[INFO] [stderr]   Downloaded cgmath v0.17.0
[INFO] [stderr]   Downloaded imageproc v0.19.2
[INFO] [stderr]   Downloaded glium v0.26.0
[INFO] [stderr]   Downloaded winit v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c3917c27281565e3d1acced27bbef1f3a14eaa2ec6de1ad4fd3eb3eea58b3cb
[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" "6c3917c27281565e3d1acced27bbef1f3a14eaa2ec6de1ad4fd3eb3eea58b3cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c3917c27281565e3d1acced27bbef1f3a14eaa2ec6de1ad4fd3eb3eea58b3cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3917c27281565e3d1acced27bbef1f3a14eaa2ec6de1ad4fd3eb3eea58b3cb", kill_on_drop: false }`
[INFO] [stdout] 6c3917c27281565e3d1acced27bbef1f3a14eaa2ec6de1ad4fd3eb3eea58b3cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3245fcb2b1b9bb0e47459855c4fb90f5bcf2304e14c085ac808472c53e9eaf5c
[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" "3245fcb2b1b9bb0e47459855c4fb90f5bcf2304e14c085ac808472c53e9eaf5c", kill_on_drop: false }`
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking num-rational v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
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[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]    Compiling glium v0.26.0
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]     Checking cgmath v0.17.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]     Checking wayland-client v0.21.13
[INFO] [stderr]     Checking wayland-client v0.23.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking wayland-protocols v0.21.13
[INFO] [stderr]     Checking wayland-protocols v0.23.6
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking imageproc v0.19.2
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking winit v0.21.0
[INFO] [stderr]     Checking glutin v0.23.0
[INFO] [stderr]     Checking imagemorph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting imagemorph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:245:13
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let mut src_warp = image::DynamicImage::ImageRgba8(src_map).flipv();
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:247:13
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let mut dst_warp = image::DynamicImage::ImageRgba8(dst_map).flipv();
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "3245fcb2b1b9bb0e47459855c4fb90f5bcf2304e14c085ac808472c53e9eaf5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3245fcb2b1b9bb0e47459855c4fb90f5bcf2304e14c085ac808472c53e9eaf5c", kill_on_drop: false }`
[INFO] [stdout] 3245fcb2b1b9bb0e47459855c4fb90f5bcf2304e14c085ac808472c53e9eaf5c