[INFO] cloning repository https://github.com/section77/airhobot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/section77/airhobot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsection77%2Fairhobot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsection77%2Fairhobot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6c6ad84fd59256e331a355b7d2642eef1ae7a91
[INFO] testing section77/airhobot against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsection77%2Fairhobot" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/section77/airhobot on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/section77/airhobot
[INFO] finished tweaking git repo https://github.com/section77/airhobot
[INFO] tweaked toml for git repo https://github.com/section77/airhobot written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/section77/airhobot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snafu-derive v0.6.2
[INFO] [stderr]   Downloaded num-bigint v0.2.5
[INFO] [stderr]   Downloaded snafu v0.6.2
[INFO] [stderr]   Downloaded jobserver v0.1.19
[INFO] [stderr]   Downloaded regex-syntax v0.6.13
[INFO] [stderr]   Downloaded regex v1.3.3
[INFO] [stderr]   Downloaded rppal v0.11.3
[INFO] [stderr]   Downloaded xstd v0.2.0
[INFO] [stderr]   Downloaded opencv v0.30.1
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f0faf5889bdd6f721c5dad13e21d38fa83244fdbf4b59aebe81fc389868e64e
[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" "1f0faf5889bdd6f721c5dad13e21d38fa83244fdbf4b59aebe81fc389868e64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f0faf5889bdd6f721c5dad13e21d38fa83244fdbf4b59aebe81fc389868e64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f0faf5889bdd6f721c5dad13e21d38fa83244fdbf4b59aebe81fc389868e64e", kill_on_drop: false }`
[INFO] [stdout] 1f0faf5889bdd6f721c5dad13e21d38fa83244fdbf4b59aebe81fc389868e64e
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", 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] 71b429fcbf89458d75cb7765aee852aa6cd6e0c09e10c93ccfe93fc31e1aada0
[INFO] running `Command { std: "docker" "start" "-a" "71b429fcbf89458d75cb7765aee852aa6cd6e0c09e10c93ccfe93fc31e1aada0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling xstd v0.2.0
[INFO] [stderr]    Compiling num-bigint v0.2.5
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling jobserver v0.1.19
[INFO] [stderr]    Compiling rppal v0.11.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling opencv v0.30.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling stepper v0.1.0 (/opt/rustwide/workdir/stepper)
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr] error: failed to run custom build command for `opencv v0.30.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/opencv-bfaee961f9465910/build-script-build` (exit status: 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 status: 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] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "71b429fcbf89458d75cb7765aee852aa6cd6e0c09e10c93ccfe93fc31e1aada0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b429fcbf89458d75cb7765aee852aa6cd6e0c09e10c93ccfe93fc31e1aada0", kill_on_drop: false }`
[INFO] [stdout] 71b429fcbf89458d75cb7765aee852aa6cd6e0c09e10c93ccfe93fc31e1aada0