[INFO] fetching crate ffav 4.3.8...
[INFO] checking ffav-4.3.8 against beta for pr-78714
[INFO] extracting crate ffav 4.3.8 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ffav 4.3.8 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 crates.io crate ffav 4.3.8
[INFO] finished tweaking crates.io crate ffav 4.3.8
[INFO] tweaked toml for crates.io crate ffav 4.3.8 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate ffav 4.3.8 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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03f8a06b013f32edcbf5840177afcd328005849a3fdcaae2eeac651b4225bd06
[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" "03f8a06b013f32edcbf5840177afcd328005849a3fdcaae2eeac651b4225bd06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03f8a06b013f32edcbf5840177afcd328005849a3fdcaae2eeac651b4225bd06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f8a06b013f32edcbf5840177afcd328005849a3fdcaae2eeac651b4225bd06", kill_on_drop: false }`
[INFO] [stdout] 03f8a06b013f32edcbf5840177afcd328005849a3fdcaae2eeac651b4225bd06
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eab0c2aad9cfadfa265e9c3d935e83b82122992d27cdb1e7463aeec1e8c4b5c1
[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" "eab0c2aad9cfadfa265e9c3d935e83b82122992d27cdb1e7463aeec1e8c4b5c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling ffav v4.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling clang-sys v1.0.1
[INFO] [stderr]    Compiling libloading v0.6.4
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling ffav-sys v4.3.3
[INFO] [stderr] error: could not compile `ffav-sys`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ffav-sys-4.3.3/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="avcodec"' --cfg 'feature="avdevice"' --cfg 'feature="avfilter"' --cfg 'feature="avformat"' --cfg 'feature="avutil"' --cfg 'feature="swresample"' --cfg 'feature="swscale"' -C metadata=dd5397ed54b47228 -C extra-filename=-dd5397ed54b47228 --out-dir /opt/rustwide/target/debug/build/ffav-sys-dd5397ed54b47228 -L dependency=/opt/rustwide/target/debug/deps --extern bindgen=/opt/rustwide/target/debug/deps/libbindgen-686c46e170147762.rlib --extern cc=/opt/rustwide/target/debug/deps/libcc-6efcbf20e1813bd2.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-ee50cb23f73f2339.rlib --extern pkg_config=/opt/rustwide/target/debug/deps/libpkg_config-aa496342a7f422fb.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-0457da9ac927e2b3.rlib --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "eab0c2aad9cfadfa265e9c3d935e83b82122992d27cdb1e7463aeec1e8c4b5c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eab0c2aad9cfadfa265e9c3d935e83b82122992d27cdb1e7463aeec1e8c4b5c1", kill_on_drop: false }`
[INFO] [stdout] eab0c2aad9cfadfa265e9c3d935e83b82122992d27cdb1e7463aeec1e8c4b5c1