[INFO] fetching crate android_system_properties 0.1.5...
[INFO] checking android_system_properties-0.1.5 against master#fd2c811d25ad5773fbd2463e058bf4edf4d44eb2 for pr-130443
[INFO] extracting crate android_system_properties 0.1.5 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate android_system_properties 0.1.5 on toolchain fd2c811d25ad5773fbd2463e058bf4edf4d44eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate android_system_properties 0.1.5
[INFO] finished tweaking crates.io crate android_system_properties 0.1.5
[INFO] tweaked toml for crates.io crate android_system_properties 0.1.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate android_system_properties 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de9a1f6c55db71ed043ee6db90b3f39954ddca8ad5216028ab34fffd09b2d4e9
[INFO] running `Command { std: "docker" "start" "-a" "de9a1f6c55db71ed043ee6db90b3f39954ddca8ad5216028ab34fffd09b2d4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de9a1f6c55db71ed043ee6db90b3f39954ddca8ad5216028ab34fffd09b2d4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de9a1f6c55db71ed043ee6db90b3f39954ddca8ad5216028ab34fffd09b2d4e9", kill_on_drop: false }`
[INFO] [stdout] de9a1f6c55db71ed043ee6db90b3f39954ddca8ad5216028ab34fffd09b2d4e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6dc2a89b95a43940de932df1d7a7be30e607c423cd00f949711ae8eea85a34b
[INFO] running `Command { std: "docker" "start" "-a" "a6dc2a89b95a43940de932df1d7a7be30e607c423cd00f949711ae8eea85a34b", kill_on_drop: false }`
[INFO] [stderr]     Checking android_system_properties v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `unsafe fn(*mut String, *const i8, *const i8, u32)`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:56:37
[INFO] [stdout]    |
[INFO] [stdout] 56 | type SystemPropertyReadCallbackFn = unsafe extern "C" fn(*const c_void, Callback, *mut String) -> *const c_void;
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]    = note: this function pointer has Rust-specific calling convention
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `unsafe fn(*mut String, *const i8, *const i8, u32)`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:56:37
[INFO] [stdout]    |
[INFO] [stdout] 56 | type SystemPropertyReadCallbackFn = unsafe extern "C" fn(*const c_void, Callback, *mut String) -> *const c_void;
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]    = note: this function pointer has Rust-specific calling convention
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "a6dc2a89b95a43940de932df1d7a7be30e607c423cd00f949711ae8eea85a34b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6dc2a89b95a43940de932df1d7a7be30e607c423cd00f949711ae8eea85a34b", kill_on_drop: false }`
[INFO] [stdout] a6dc2a89b95a43940de932df1d7a7be30e607c423cd00f949711ae8eea85a34b
