[INFO] fetching crate libunicorn-sys 0.9.1...
[INFO] checking libunicorn-sys-0.9.1 against beta for pr-78714
[INFO] extracting crate libunicorn-sys 0.9.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate libunicorn-sys 0.9.1 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 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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4791b6e2acd8e515896741c7701b0bdac9770dd0938e5404c426d0b90dd07a3
[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" "a4791b6e2acd8e515896741c7701b0bdac9770dd0938e5404c426d0b90dd07a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4791b6e2acd8e515896741c7701b0bdac9770dd0938e5404c426d0b90dd07a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4791b6e2acd8e515896741c7701b0bdac9770dd0938e5404c426d0b90dd07a3", kill_on_drop: false }`
[INFO] [stdout] a4791b6e2acd8e515896741c7701b0bdac9770dd0938e5404c426d0b90dd07a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ae77c1d1781cdeaf1398c689cc57256a9718fe000e73b713cb54afc0367f624
[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" "1ae77c1d1781cdeaf1398c689cc57256a9718fe000e73b713cb54afc0367f624", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling os_type v2.2.0
[INFO] [stderr]    Compiling build-helper v0.1.1
[INFO] [stderr]    Compiling libunicorn-sys v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]    --> src/unicorn_const.rs:174:19
[INFO] [stdout]     |
[INFO] [stdout] 174 |     MEM_INVALID = (0b111111 << 4), // Hook type for all events of illegal memory access
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]    --> src/unicorn_const.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |     MEM_VALID = (0b111 << 10), // Hook type for all events of valid memory access
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]    --> src/unicorn_const.rs:174:19
[INFO] [stdout]     |
[INFO] [stdout] 174 |     MEM_INVALID = (0b111111 << 4), // Hook type for all events of illegal memory access
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]    --> src/unicorn_const.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |     MEM_VALID = (0b111 << 10), // Hook type for all events of valid memory access
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.35s
[INFO] running `Command { std: "docker" "inspect" "1ae77c1d1781cdeaf1398c689cc57256a9718fe000e73b713cb54afc0367f624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ae77c1d1781cdeaf1398c689cc57256a9718fe000e73b713cb54afc0367f624", kill_on_drop: false }`
[INFO] [stdout] 1ae77c1d1781cdeaf1398c689cc57256a9718fe000e73b713cb54afc0367f624