[INFO] fetching crate libunicorn-sys 0.9.1...
[INFO] testing libunicorn-sys-0.9.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate libunicorn-sys 0.9.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate libunicorn-sys 0.9.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libunicorn-sys 0.9.1
[INFO] finished tweaking crates.io crate libunicorn-sys 0.9.1
[INFO] tweaked toml for crates.io crate libunicorn-sys 0.9.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", 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] 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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74e1e6f3030f6d5f053808c03dfbdc4b3bf64af92352f5aaaa154d7c9d4539c5
[INFO] running `Command { std: "docker" "start" "-a" "74e1e6f3030f6d5f053808c03dfbdc4b3bf64af92352f5aaaa154d7c9d4539c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74e1e6f3030f6d5f053808c03dfbdc4b3bf64af92352f5aaaa154d7c9d4539c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74e1e6f3030f6d5f053808c03dfbdc4b3bf64af92352f5aaaa154d7c9d4539c5", kill_on_drop: false }`
[INFO] [stdout] 74e1e6f3030f6d5f053808c03dfbdc4b3bf64af92352f5aaaa154d7c9d4539c5
[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=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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53e1e5aaa871870d7336fd0b8e7e54a04b7641e5c09ec582e5c41a08da77a3d7
[INFO] running `Command { std: "docker" "start" "-a" "53e1e5aaa871870d7336fd0b8e7e54a04b7641e5c09ec582e5c41a08da77a3d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling os_type v2.3.0
[INFO] [stderr]    Compiling build-helper v0.1.1
[INFO] [stderr]    Compiling libunicorn-sys v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `libunicorn-sys` due to 2 previous errors
[INFO] [stdout] error: could not find native static library `unicorn`, perhaps an -L flag is missing?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53e1e5aaa871870d7336fd0b8e7e54a04b7641e5c09ec582e5c41a08da77a3d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53e1e5aaa871870d7336fd0b8e7e54a04b7641e5c09ec582e5c41a08da77a3d7", kill_on_drop: false }`
[INFO] [stdout] 53e1e5aaa871870d7336fd0b8e7e54a04b7641e5c09ec582e5c41a08da77a3d7