[INFO] crate libunicorn-sys 0.9.1 is already in cache
[INFO] testing libunicorn-sys-0.9.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate libunicorn-sys 0.9.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate libunicorn-sys 0.9.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 35de3f5b04037dea419ef65cd2e78eacf876b9a3987b6bd7ada284249fec9a1a
[INFO] running `"docker" "start" "-a" "35de3f5b04037dea419ef65cd2e78eacf876b9a3987b6bd7ada284249fec9a1a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling build-helper v0.1.1
[INFO] [stderr]    Compiling libunicorn-sys v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/unicorn_const.rs:174:19
[INFO] [stderr]     |
[INFO] [stderr] 174 |     MEM_INVALID = (0b111111 << 4), // Hook type for all events of illegal memory access
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/unicorn_const.rs:175:17
[INFO] [stderr]     |
[INFO] [stderr] 175 |     MEM_VALID = (0b111 << 10), // Hook type for all events of valid memory access
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] error: could not find native static library `unicorn`, perhaps an -L flag is missing?
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `libunicorn-sys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "35de3f5b04037dea419ef65cd2e78eacf876b9a3987b6bd7ada284249fec9a1a"`
[INFO] running `"docker" "rm" "-f" "35de3f5b04037dea419ef65cd2e78eacf876b9a3987b6bd7ada284249fec9a1a"`
[INFO] [stdout] 35de3f5b04037dea419ef65cd2e78eacf876b9a3987b6bd7ada284249fec9a1a