[INFO] cloning repository https://github.com/AnimatedRNG/skype-vpn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AnimatedRNG/skype-vpn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnimatedRNG%2Fskype-vpn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnimatedRNG%2Fskype-vpn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ae1979288b3ea993399676bc672c86e25715e0b4 [INFO] checking AnimatedRNG/skype-vpn against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnimatedRNG%2Fskype-vpn" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AnimatedRNG/skype-vpn on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AnimatedRNG/skype-vpn [INFO] finished tweaking git repo https://github.com/AnimatedRNG/skype-vpn [INFO] tweaked toml for git repo https://github.com/AnimatedRNG/skype-vpn written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/AnimatedRNG/skype-vpn 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 29 packages [INFO] [stderr] Adding adler32 v1.2.0 [INFO] [stderr] Adding autocfg v1.2.0 [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cc v1.0.90 [INFO] [stderr] Adding color_quant v1.1.0 [INFO] [stderr] Adding crossbeam-deque v0.8.5 [INFO] [stderr] Adding crossbeam-epoch v0.9.18 [INFO] [stderr] Adding crossbeam-utils v0.8.19 [INFO] [stderr] Adding deflate v0.7.20 (latest: v1.0.0) [INFO] [stderr] Adding either v1.10.0 [INFO] [stderr] Adding gif v0.10.3 (latest: v0.13.1) [INFO] [stderr] Adding image v0.21.3 (latest: v0.25.1) [INFO] [stderr] Adding inflate v0.4.5 [INFO] [stderr] Adding jpeg-decoder v0.1.22 (latest: v0.3.1) [INFO] [stderr] Adding lzw v0.10.0 [INFO] [stderr] Adding num-derive v0.2.5 (latest: v0.4.2) [INFO] [stderr] Adding num-integer v0.1.46 [INFO] [stderr] Adding num-iter v0.1.44 [INFO] [stderr] Adding num-rational v0.2.4 (latest: v0.4.1) [INFO] [stderr] Adding num-traits v0.2.18 [INFO] [stderr] Adding png v0.14.1 (latest: v0.17.13) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding rayon v1.10.0 [INFO] [stderr] Adding rayon-core v1.12.1 [INFO] [stderr] Adding scoped_threadpool v0.1.9 [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding tiff v0.2.2 (latest: v0.9.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded reed-solomon v0.2.1 [INFO] [stderr] Downloaded byteorder v1.2.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7dde389c8c929a7254d040067124e589144cbe016c9c26a3dcaef4346fcfa5be [INFO] running `Command { std: "docker" "start" "-a" "7dde389c8c929a7254d040067124e589144cbe016c9c26a3dcaef4346fcfa5be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7dde389c8c929a7254d040067124e589144cbe016c9c26a3dcaef4346fcfa5be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dde389c8c929a7254d040067124e589144cbe016c9c26a3dcaef4346fcfa5be", kill_on_drop: false }` [INFO] [stdout] 7dde389c8c929a7254d040067124e589144cbe016c9c26a3dcaef4346fcfa5be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 35dc4ecbb0468db801369e5df7715dbd350737b1f03c7e39d8dd4afa1c183804 [INFO] running `Command { std: "docker" "start" "-a" "35dc4ecbb0468db801369e5df7715dbd350737b1f03c7e39d8dd4afa1c183804", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking reed-solomon v0.2.1 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking png v0.14.1 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking image v0.21.3 [INFO] [stderr] Checking skype-vpn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `server_tx` [INFO] [stdout] --> src/main.rs:314:10 [INFO] [stdout] | [INFO] [stdout] 314 | let (server_tx, server_rx) = handle_1_1_udp(server_sock, Some(socket_addr)); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_tx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `server_tx` [INFO] [stdout] --> src/main.rs:314:10 [INFO] [stdout] | [INFO] [stdout] 314 | let (server_tx, server_rx) = handle_1_1_udp(server_sock, Some(socket_addr)); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_tx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_UDP_PACKET_LEN` is never used [INFO] [stdout] --> src/main.rs:21:7 [INFO] [stdout] | [INFO] [stdout] 21 | const MAX_UDP_PACKET_LEN: usize = 576; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BitString` is never used [INFO] [stdout] --> src/image_coder.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | pub type BitString = [u8; FRAME_LEN]; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `release_resources` is never used [INFO] [stdout] --> src/image_coder.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn release_resources(buffer: *mut ImageBuffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `encode` is never used [INFO] [stdout] --> src/image_coder.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn encode(input: *const BitString, write_buffer: *mut ImageBuffer); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `decode` is never used [INFO] [stdout] --> src/image_coder.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn decode(output: *mut BitString, read_buffer: *const ImageBuffer); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/main.rs:104:40 [INFO] [stdout] | [INFO] [stdout] 104 | raw_frame_data.extend([0u8; 2].into_iter()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 104 | raw_frame_data.extend([0u8; 2].iter()); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 104 | raw_frame_data.extend(IntoIterator::into_iter([0u8; 2])); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/main.rs:106:33 [INFO] [stdout] | [INFO] [stdout] 106 | raw_frame_data.extend(v.into_iter()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 106 | raw_frame_data.extend(v.iter()); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 106 | raw_frame_data.extend(IntoIterator::into_iter(v)); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_UDP_PACKET_LEN` is never used [INFO] [stdout] --> src/main.rs:21:7 [INFO] [stdout] | [INFO] [stdout] 21 | const MAX_UDP_PACKET_LEN: usize = 576; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BitString` is never used [INFO] [stdout] --> src/image_coder.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | pub type BitString = [u8; FRAME_LEN]; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ImageBuffer` is never constructed [INFO] [stdout] --> src/image_coder.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_image_buffer` is never used [INFO] [stdout] --> src/image_coder.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn create_image_buffer(width: u16, height: u16, data: *mut u8) -> *mut ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `release_resources` is never used [INFO] [stdout] --> src/image_coder.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn release_resources(buffer: *mut ImageBuffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `delete_handle` is never used [INFO] [stdout] --> src/image_coder.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn delete_handle(buffer: *mut ImageBuffer); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `encode` is never used [INFO] [stdout] --> src/image_coder.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn encode(input: *const BitString, write_buffer: *mut ImageBuffer); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `decode` is never used [INFO] [stdout] --> src/image_coder.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn decode(output: *mut BitString, read_buffer: *const ImageBuffer); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/main.rs:104:40 [INFO] [stdout] | [INFO] [stdout] 104 | raw_frame_data.extend([0u8; 2].into_iter()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 104 | raw_frame_data.extend([0u8; 2].iter()); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 104 | raw_frame_data.extend(IntoIterator::into_iter([0u8; 2])); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/main.rs:106:33 [INFO] [stdout] | [INFO] [stdout] 106 | raw_frame_data.extend(v.into_iter()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 106 | raw_frame_data.extend(v.iter()); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 106 | raw_frame_data.extend(IntoIterator::into_iter(v)); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `ImageBuffer`, which is not FFI-safe [INFO] [stdout] --> src/image_coder.rs:10:75 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn create_image_buffer(width: u16, height: u16, data: *mut u8) -> *mut ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a member to this struct [INFO] [stdout] = note: this struct has no fields [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/image_coder.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(improper_ctypes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `ImageBuffer`, which is not FFI-safe [INFO] [stdout] --> src/image_coder.rs:12:38 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn release_resources(buffer: *mut ImageBuffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a member to this struct [INFO] [stdout] = note: this struct has no fields [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/image_coder.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `ImageBuffer`, which is not FFI-safe [INFO] [stdout] --> src/image_coder.rs:14:34 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn delete_handle(buffer: *mut ImageBuffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a member to this struct [INFO] [stdout] = note: this struct has no fields [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/image_coder.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `ImageBuffer`, which is not FFI-safe [INFO] [stdout] --> src/image_coder.rs:16:58 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn encode(input: *const BitString, write_buffer: *mut ImageBuffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a member to this struct [INFO] [stdout] = note: this struct has no fields [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/image_coder.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `ImageBuffer`, which is not FFI-safe [INFO] [stdout] --> src/image_coder.rs:18:56 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn decode(output: *mut BitString, read_buffer: *const ImageBuffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a member to this struct [INFO] [stdout] = note: this struct has no fields [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/image_coder.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `ImageBuffer`, which is not FFI-safe [INFO] [stdout] --> src/image_coder.rs:10:75 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn create_image_buffer(width: u16, height: u16, data: *mut u8) -> *mut ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a member to this struct [INFO] [stdout] = note: this struct has no fields [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/image_coder.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(improper_ctypes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `ImageBuffer`, which is not FFI-safe [INFO] [stdout] --> src/image_coder.rs:12:38 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn release_resources(buffer: *mut ImageBuffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a member to this struct [INFO] [stdout] = note: this struct has no fields [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/image_coder.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `ImageBuffer`, which is not FFI-safe [INFO] [stdout] --> src/image_coder.rs:14:34 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn delete_handle(buffer: *mut ImageBuffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a member to this struct [INFO] [stdout] = note: this struct has no fields [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/image_coder.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `ImageBuffer`, which is not FFI-safe [INFO] [stdout] --> src/image_coder.rs:16:58 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn encode(input: *const BitString, write_buffer: *mut ImageBuffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a member to this struct [INFO] [stdout] = note: this struct has no fields [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/image_coder.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `ImageBuffer`, which is not FFI-safe [INFO] [stdout] --> src/image_coder.rs:18:56 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn decode(output: *mut BitString, read_buffer: *const ImageBuffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a member to this struct [INFO] [stdout] = note: this struct has no fields [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/image_coder.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ImageBuffer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.45s [INFO] running `Command { std: "docker" "inspect" "35dc4ecbb0468db801369e5df7715dbd350737b1f03c7e39d8dd4afa1c183804", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35dc4ecbb0468db801369e5df7715dbd350737b1f03c7e39d8dd4afa1c183804", kill_on_drop: false }` [INFO] [stdout] 35dc4ecbb0468db801369e5df7715dbd350737b1f03c7e39d8dd4afa1c183804