[INFO] cloning repository https://github.com/alexesmet/forge-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexesmet/forge-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexesmet%2Fforge-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexesmet%2Fforge-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd82b93ca66a0a839253667b407efb04164a57c9
[INFO] checking alexesmet/forge-bot against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexesmet%2Fforge-bot" "/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/alexesmet/forge-bot on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexesmet/forge-bot
[INFO] finished tweaking git repo https://github.com/alexesmet/forge-bot
[INFO] tweaked toml for git repo https://github.com/alexesmet/forge-bot written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/alexesmet/forge-bot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] af6ac86ea3a80eb5627ff5b662dd2430f16a1de023d0817f295d15e20d98aa85
[INFO] running `Command { std: "docker" "start" "-a" "af6ac86ea3a80eb5627ff5b662dd2430f16a1de023d0817f295d15e20d98aa85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af6ac86ea3a80eb5627ff5b662dd2430f16a1de023d0817f295d15e20d98aa85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af6ac86ea3a80eb5627ff5b662dd2430f16a1de023d0817f295d15e20d98aa85", kill_on_drop: false }`
[INFO] [stdout] af6ac86ea3a80eb5627ff5b662dd2430f16a1de023d0817f295d15e20d98aa85
[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" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2ab223959f35ab04965a45ab957338bcab092c2efa02e8985330a3a609c3869
[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" "c2ab223959f35ab04965a45ab957338bcab092c2efa02e8985330a3a609c3869", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling vcpkg v0.2.8
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling scrap v0.5.0
[INFO] [stderr]     Checking block v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling enigo v0.0.14
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]     Checking crossbeam-queue v0.2.2
[INFO] [stderr]     Checking png v0.16.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]    Compiling opencv v0.39.0
[INFO] [stderr]     Checking image v0.23.4
[INFO] [stderr] error: failed to run custom build command for `opencv v0.39.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/opencv-3c461a51be851e49/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   === Crate version: Some("0.39.0")
[INFO] [stderr]   === Environment configuration:
[INFO] [stderr]   ===   OPENCV_HEADER_DIR = None
[INFO] [stderr]   ===   OPENCV_PACKAGE_NAME = None
[INFO] [stderr]   ===   OPENCV_PKGCONFIG_NAME = None
[INFO] [stderr]   ===   OPENCV_CMAKE_NAME = None
[INFO] [stderr]   ===   OPENCV_CMAKE_BIN = None
[INFO] [stderr]   ===   OPENCV_VCPKG_NAME = None
[INFO] [stderr]   ===   OPENCV_LINK_LIBS = None
[INFO] [stderr]   ===   OPENCV_LINK_PATHS = None
[INFO] [stderr]   ===   OPENCV_INCLUDE_PATHS = None
[INFO] [stderr]   ===   OPENCV_DISABLE_PROBES = None
[INFO] [stderr]   ===   OPENCV_CLANG_STDLIB_PATH = None
[INFO] [stderr]   ===   CMAKE_PREFIX_PATH = None
[INFO] [stderr]   ===   OpenCV_DIR = None
[INFO] [stderr]   ===   PKG_CONFIG_PATH = None
[INFO] [stderr]   ===   VCPKG_ROOT = None
[INFO] [stderr]   === Enabled features:
[INFO] [stderr]   ===   DEFAULT
[INFO] [stderr]   ===   OPENCV_4
[INFO] [stderr]   === Probing OpenCV library using pkg_config
[INFO] [stderr]   === Can't probe using pkg_config, continuing with other methods, error: `"pkg-config" "--libs" "--cflags" "opencv4"` did not exit successfully: exit code: 1
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Package opencv4 was not found in the pkg-config search path.
[INFO] [stderr]   Perhaps you should add the directory containing `opencv4.pc'
[INFO] [stderr]   to the PKG_CONFIG_PATH environment variable
[INFO] [stderr]   No package 'opencv4' found
[INFO] [stderr] 
[INFO] [stderr]   === Probing OpenCV library using cmake
[INFO] [stderr]   === Can't probe using cmake, continuing with other methods, error: cmake returned an error
[INFO] [stderr]       stdout: "OpenCV not found.\n"
[INFO] [stderr]       stderr: "CMake Error: Problem processing arguments. Aborting.\n\n"
[INFO] [stderr]   === Probing OpenCV library using vcpkg
[INFO] [stderr]   === Can't probe using vcpkg, continuing with other methods, error: Could not find Vcpkg tree: Failed to read either VCPKG_ROOT or LOCALAPPDATA environment variables
[INFO] [stderr]   Error: "Failed to find OpenCV package using probes: pkg_config, cmake, vcpkg"
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c2ab223959f35ab04965a45ab957338bcab092c2efa02e8985330a3a609c3869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2ab223959f35ab04965a45ab957338bcab092c2efa02e8985330a3a609c3869", kill_on_drop: false }`
[INFO] [stdout] c2ab223959f35ab04965a45ab957338bcab092c2efa02e8985330a3a609c3869