[INFO] fetching crate ffav-sys 4.3.4...
[INFO] checking ffav-sys-4.3.4 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate ffav-sys 4.3.4 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ffav-sys 4.3.4 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffav-sys 4.3.4
[INFO] finished tweaking crates.io crate ffav-sys 4.3.4
[INFO] tweaked toml for crates.io crate ffav-sys 4.3.4 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate ffav-sys 4.3.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe51d80b52c058e7ab2061ecc2d3f58a39621d9ba008163281627b5b43135160
[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" "fe51d80b52c058e7ab2061ecc2d3f58a39621d9ba008163281627b5b43135160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe51d80b52c058e7ab2061ecc2d3f58a39621d9ba008163281627b5b43135160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe51d80b52c058e7ab2061ecc2d3f58a39621d9ba008163281627b5b43135160", kill_on_drop: false }`
[INFO] [stdout] fe51d80b52c058e7ab2061ecc2d3f58a39621d9ba008163281627b5b43135160
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94867076ef9661bbefb3f78145325cda9b3f94c0c37afef04173154730bc1e79
[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" "94867076ef9661bbefb3f78145325cda9b3f94c0c37afef04173154730bc1e79", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.83
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling thread_local v1.1.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.0.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[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 quote v1.0.8
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling ffav-sys v4.3.4 (/opt/rustwide/workdir)
[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 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="default"' --cfg 'feature="swresample"' --cfg 'feature="swscale"' -C metadata=6e2a96e8a5603fc7 -C extra-filename=-6e2a96e8a5603fc7 --out-dir /opt/rustwide/target/debug/build/ffav-sys-6e2a96e8a5603fc7 -L dependency=/opt/rustwide/target/debug/deps --extern bindgen=/opt/rustwide/target/debug/deps/libbindgen-95c4510f6f179b05.rlib --extern cc=/opt/rustwide/target/debug/deps/libcc-1333d4b5830b8976.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-dd2626b8b33df609.rlib --extern pkg_config=/opt/rustwide/target/debug/deps/libpkg_config-36e144fc3e9e4d7f.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-89b0de1063dc8078.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "94867076ef9661bbefb3f78145325cda9b3f94c0c37afef04173154730bc1e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94867076ef9661bbefb3f78145325cda9b3f94c0c37afef04173154730bc1e79", kill_on_drop: false }`
[INFO] [stdout] 94867076ef9661bbefb3f78145325cda9b3f94c0c37afef04173154730bc1e79