[INFO] crate geoip-sys 0.0.13 is already in cache
[INFO] checking geoip-sys-0.0.13 against master#7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3 for pr-71873
[INFO] extracting crate geoip-sys 0.0.13 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate geoip-sys 0.0.13 on toolchain 7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0c13c8dc88a833ce8f665a7deff35513e8dc28abd208079fd5ec33bd9a29f41
[INFO] running `"docker" "start" "-a" "e0c13c8dc88a833ce8f665a7deff35513e8dc28abd208079fd5ec33bd9a29f41"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]     Checking geoip-sys v0.0.13 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `extern` block uses type `[u8; 16]`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 |         ipnum: In6Addr,
[INFO] [stderr]    |                ^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stderr]    = help: consider passing a pointer to the array
[INFO] [stderr]    = note: passing raw arrays by value is not FFI-safe
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `[u8; 16]`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:42:58
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn GeoIP_record_by_ipnum_v6(db: RawGeoIp, ipnum: In6Addr) -> *const GeoIpRecord;
[INFO] [stderr]    |                                                          ^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider passing a pointer to the array
[INFO] [stderr]    = note: passing raw arrays by value is not FFI-safe
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `[u8; 16]`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 |         ipnum: In6Addr,
[INFO] [stderr]    |                ^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stderr]    = help: consider passing a pointer to the array
[INFO] [stderr]    = note: passing raw arrays by value is not FFI-safe
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `[u8; 16]`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:42:58
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn GeoIP_record_by_ipnum_v6(db: RawGeoIp, ipnum: In6Addr) -> *const GeoIpRecord;
[INFO] [stderr]    |                                                          ^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider passing a pointer to the array
[INFO] [stderr]    = note: passing raw arrays by value is not FFI-safe
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `"docker" "inspect" "e0c13c8dc88a833ce8f665a7deff35513e8dc28abd208079fd5ec33bd9a29f41"`
[INFO] running `"docker" "rm" "-f" "e0c13c8dc88a833ce8f665a7deff35513e8dc28abd208079fd5ec33bd9a29f41"`
[INFO] [stdout] e0c13c8dc88a833ce8f665a7deff35513e8dc28abd208079fd5ec33bd9a29f41