[INFO] updating cached repository https://github.com/fbielejec/eye-tracker
[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] [stderr] From https://github.com/fbielejec/eye-tracker
[INFO] [stderr]    9bfa37f..5d7b06e  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5d7b06efcffbc53eb874bb1197f2d1a5163e583f
[INFO] testing fbielejec/eye-tracker against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffbielejec%2Feye-tracker" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fbielejec/eye-tracker on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fbielejec/eye-tracker
[INFO] finished tweaking git repo https://github.com/fbielejec/eye-tracker
[INFO] tweaked toml for git repo https://github.com/fbielejec/eye-tracker written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/fbielejec/eye-tracker already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "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" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] fcfca3fc3c8f61a229197dffc1216f62afe4ebc7d76bed7b735e47af32ec0d97
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "fcfca3fc3c8f61a229197dffc1216f62afe4ebc7d76bed7b735e47af32ec0d97"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling opencv v0.33.1
[INFO] [stderr] error: failed to run custom build command for `opencv v0.33.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/opencv-77f6740e35042ec5/build-script-build` (exit code: 1)
[INFO] [stderr] --- stderr
[INFO] [stderr] === Setting up OpenCV library from pkg_config
[INFO] [stderr] Error: "Package opencv4 is not found, caused by: `\"pkg-config\" \"--libs\" \"--cflags\" \"opencv4\"` did not exit successfully: exit code: 1\n--- stderr\nPackage opencv4 was not found in the pkg-config search path.\nPerhaps you should add the directory containing `opencv4.pc\'\nto the PKG_CONFIG_PATH environment variable\nNo package \'opencv4\' found\n"
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "fcfca3fc3c8f61a229197dffc1216f62afe4ebc7d76bed7b735e47af32ec0d97"`
[INFO] running `"docker" "rm" "-f" "fcfca3fc3c8f61a229197dffc1216f62afe4ebc7d76bed7b735e47af32ec0d97"`
[INFO] [stdout] fcfca3fc3c8f61a229197dffc1216f62afe4ebc7d76bed7b735e47af32ec0d97