[INFO] fetching crate arc_lib 0.1.3...
[INFO] checking arc_lib-0.1.3 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate arc_lib 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate arc_lib 0.1.3 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc_lib 0.1.3
[INFO] finished tweaking crates.io crate arc_lib 0.1.3
[INFO] tweaked toml for crates.io crate arc_lib 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate arc_lib 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] affd2bbaf0e6ac76a829f53217c729081186b572b6352af8ab87b35a95ab4a99
[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" "affd2bbaf0e6ac76a829f53217c729081186b572b6352af8ab87b35a95ab4a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "affd2bbaf0e6ac76a829f53217c729081186b572b6352af8ab87b35a95ab4a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "affd2bbaf0e6ac76a829f53217c729081186b572b6352af8ab87b35a95ab4a99", kill_on_drop: false }`
[INFO] [stdout] affd2bbaf0e6ac76a829f53217c729081186b572b6352af8ab87b35a95ab4a99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 749579f82724e50cf29869a36a264d87a6cc6537a8397d6e52dd43092779456f
[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" "749579f82724e50cf29869a36a264d87a6cc6537a8397d6e52dd43092779456f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling dunce v1.0.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling vcpkg v0.2.10
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling arc_lib v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking base64 v0.12.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling clang v0.23.0
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling opencv-binding-generator v0.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling opencv v0.43.1
[INFO] [stderr] error: failed to run custom build command for `opencv v0.43.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/opencv-2105c66c46134c92/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   === Crate version: Some("0.43.1")
[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]   ===   BINDING_GENERATOR
[INFO] [stderr]   ===   BUILDTIME_BINDGEN
[INFO] [stderr]   ===   CLANG
[INFO] [stderr]   ===   DEFAULT
[INFO] [stderr]   ===   JOBSERVER
[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: No vcpkg installation found. Set the VCPKG_ROOT environment variable or run 'vcpkg integrate install'
[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" "749579f82724e50cf29869a36a264d87a6cc6537a8397d6e52dd43092779456f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "749579f82724e50cf29869a36a264d87a6cc6537a8397d6e52dd43092779456f", kill_on_drop: false }`
[INFO] [stdout] 749579f82724e50cf29869a36a264d87a6cc6537a8397d6e52dd43092779456f