[INFO] updating cached repository https://github.com/Pjottos/enhanced-vision
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 55220b4a7fd89b9d754df48e4e766182273e50b8
[INFO] testing Pjottos/enhanced-vision against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPjottos%2Fenhanced-vision" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Pjottos/enhanced-vision on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Pjottos/enhanced-vision
[INFO] finished tweaking git repo https://github.com/Pjottos/enhanced-vision
[INFO] tweaked toml for git repo https://github.com/Pjottos/enhanced-vision written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Pjottos/enhanced-vision already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3202f4762f7a49e6145a137a2624aaffe8d6924ed64e00d0838c3ceffc4fcb11
[INFO] running `"docker" "start" "-a" "3202f4762f7a49e6145a137a2624aaffe8d6924ed64e00d0838c3ceffc4fcb11"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling if_rust_version v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling gpio-cdev v0.2.0
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling cpp_common v0.5.4
[INFO] [stderr]    Compiling cpp_build v0.5.4
[INFO] [stderr]    Compiling cpp_macros v0.5.4
[INFO] [stderr]    Compiling opencv v0.28.0
[INFO] [stderr]    Compiling cpp v0.5.4
[INFO] [stderr] error: failed to run custom build command for `opencv v0.28.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/opencv-d02531fd74de33db/build-script-build` (exit code: 1)
[INFO] [stderr] --- stderr
[INFO] [stderr] === Setting up OpenCV library from pkg_config
[INFO] [stderr] Error: "Package opencv is not found, caused by: `\"pkg-config\" \"--libs\" \"--cflags\" \"opencv\"` did not exit successfully: exit code: 1\n--- stderr\nPackage opencv was not found in the pkg-config search path.\nPerhaps you should add the directory containing `opencv.pc\'\nto the PKG_CONFIG_PATH environment variable\nNo package \'opencv\' found\n"
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "3202f4762f7a49e6145a137a2624aaffe8d6924ed64e00d0838c3ceffc4fcb11"`
[INFO] running `"docker" "rm" "-f" "3202f4762f7a49e6145a137a2624aaffe8d6924ed64e00d0838c3ceffc4fcb11"`
[INFO] [stdout] 3202f4762f7a49e6145a137a2624aaffe8d6924ed64e00d0838c3ceffc4fcb11