[INFO] fetching crate geoip-sys 0.0.13...
[INFO] checking geoip-sys-0.0.13 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate geoip-sys 0.0.13 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate geoip-sys 0.0.13 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate geoip-sys 0.0.13
[INFO] finished tweaking crates.io crate geoip-sys 0.0.13
[INFO] tweaked toml for crates.io crate geoip-sys 0.0.13 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e3d010d1c1328f34aac5f6b751b886d871d1eeff7f9dec1c455391bb6eb61be
[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" "5e3d010d1c1328f34aac5f6b751b886d871d1eeff7f9dec1c455391bb6eb61be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e3d010d1c1328f34aac5f6b751b886d871d1eeff7f9dec1c455391bb6eb61be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3d010d1c1328f34aac5f6b751b886d871d1eeff7f9dec1c455391bb6eb61be", kill_on_drop: false }`
[INFO] [stdout] 5e3d010d1c1328f34aac5f6b751b886d871d1eeff7f9dec1c455391bb6eb61be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fe4b1425a9421eebdb5fb5cb77580678bc5cb0ac95df018572e48a2fa623c42
[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" "5fe4b1425a9421eebdb5fb5cb77580678bc5cb0ac95df018572e48a2fa623c42", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking geoip-sys v0.0.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `[u8; 16]`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |         ipnum: In6Addr,
[INFO] [stdout]    |                ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]    = help: consider passing a pointer to the array
[INFO] [stdout]    = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[u8; 16]`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:42:58
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn GeoIP_record_by_ipnum_v6(db: RawGeoIp, ipnum: In6Addr) -> *const GeoIpRecord;
[INFO] [stdout]    |                                                          ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider passing a pointer to the array
[INFO] [stdout]    = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[u8; 16]`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |         ipnum: In6Addr,
[INFO] [stdout]    |                ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]    = help: consider passing a pointer to the array
[INFO] [stdout]    = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[u8; 16]`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:42:58
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn GeoIP_record_by_ipnum_v6(db: RawGeoIp, ipnum: In6Addr) -> *const GeoIpRecord;
[INFO] [stdout]    |                                                          ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider passing a pointer to the array
[INFO] [stdout]    = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "5fe4b1425a9421eebdb5fb5cb77580678bc5cb0ac95df018572e48a2fa623c42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe4b1425a9421eebdb5fb5cb77580678bc5cb0ac95df018572e48a2fa623c42", kill_on_drop: false }`
[INFO] [stdout] 5fe4b1425a9421eebdb5fb5cb77580678bc5cb0ac95df018572e48a2fa623c42