[INFO] crate libpng-sys 1.1.0 is already in cache
[INFO] extracting crate libpng-sys 1.1.0 into work/ex/clippy-test-run/sources/stable/reg/libpng-sys/1.1.0
[INFO] extracting crate libpng-sys 1.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/libpng-sys/1.1.0
[INFO] validating manifest of libpng-sys-1.1.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of libpng-sys-1.1.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing libpng-sys-1.1.0
[INFO] finished frobbing libpng-sys-1.1.0
[INFO] frobbed toml for libpng-sys-1.1.0 written to work/ex/clippy-test-run/sources/stable/reg/libpng-sys/1.1.0/Cargo.toml
[INFO] started frobbing libpng-sys-1.1.0
[INFO] finished frobbing libpng-sys-1.1.0
[INFO] frobbed toml for libpng-sys-1.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/libpng-sys/1.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting libpng-sys-1.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/libpng-sys/1.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b478dc7ba12068545fb84499a35dbc551a0b8c59be8e4fc59fe681ee8e57875b
[INFO] running `"docker" "start" "-a" "b478dc7ba12068545fb84499a35dbc551a0b8c59be8e4fc59fe681ee8e57875b"`
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/arm/arm_init.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/arm/filter_neon_intrinsics.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/intel/filter_sse2_intrinsics.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/intel/intel_init.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/mips/filter_msa_intrinsics.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/mips/mips_init.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/powerpc/filter_vsx_intrinsics.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/powerpc/powerpc_init.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/scripts/def.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/scripts/intprefix.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/scripts/pnglibconf.h` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/scripts/prefix.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/scripts/sym.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/scripts/symbols.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr] warning: Pattern matching for Cargo's include/exclude fields is changing and file `vendor/scripts/vers.c` WILL NOT be included in a future Cargo version.
[INFO] [stderr] See https://github.com/rust-lang/cargo/issues/4268 for more info
[INFO] [stderr]    Compiling dunce v0.1.1
[INFO] [stderr]    Compiling libpng-sys v1.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ffi.rs:44:47
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub const PNG_USER_CHUNK_MALLOC_MAX: c_uint = 8000000;
[INFO] [stderr]    |                                               ^^^^^^^ help: consider: `8_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ffi.rs:45:41
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub const PNG_USER_HEIGHT_MAX: c_uint = 1000000;
[INFO] [stderr]    |                                         ^^^^^^^ help: consider: `1_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ffi.rs:46:40
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub const PNG_USER_WIDTH_MAX: c_uint = 1000000;
[INFO] [stderr]    |                                        ^^^^^^^ help: consider: `1_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ffi.rs:64:30
[INFO] [stderr]    |
[INFO] [stderr] 64 | pub const PNG_FP_1: c_uint = 100000;
[INFO] [stderr]    |                              ^^^^^^ help: consider: `100_000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/ffi.rs:156:36
[INFO] [stderr]     |
[INFO] [stderr] 156 | pub const PNG_GAMMA_sRGB: c_uint = 220000;
[INFO] [stderr]     |                                    ^^^^^^ help: consider: `220_000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/ffi.rs:157:38
[INFO] [stderr]     |
[INFO] [stderr] 157 | pub const PNG_GAMMA_LINEAR: c_uint = 100000;
[INFO] [stderr]     |                                      ^^^^^^ help: consider: `100_000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ffi.rs:44:47
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub const PNG_USER_CHUNK_MALLOC_MAX: c_uint = 8000000;
[INFO] [stderr]    |                                               ^^^^^^^ help: consider: `8_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ffi.rs:45:41
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub const PNG_USER_HEIGHT_MAX: c_uint = 1000000;
[INFO] [stderr]    |                                         ^^^^^^^ help: consider: `1_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ffi.rs:46:40
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub const PNG_USER_WIDTH_MAX: c_uint = 1000000;
[INFO] [stderr]    |                                        ^^^^^^^ help: consider: `1_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ffi.rs:64:30
[INFO] [stderr]    |
[INFO] [stderr] 64 | pub const PNG_FP_1: c_uint = 100000;
[INFO] [stderr]    |                              ^^^^^^ help: consider: `100_000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/ffi.rs:156:36
[INFO] [stderr]     |
[INFO] [stderr] 156 | pub const PNG_GAMMA_sRGB: c_uint = 220000;
[INFO] [stderr]     |                                    ^^^^^^ help: consider: `220_000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/ffi.rs:157:38
[INFO] [stderr]     |
[INFO] [stderr] 157 | pub const PNG_GAMMA_LINEAR: c_uint = 100000;
[INFO] [stderr]     |                                      ^^^^^^ help: consider: `100_000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:285:28
[INFO] [stderr]     |
[INFO] [stderr] 285 |     assert_eq!(unsafe { &(*(0 as *const png_color)).red as *const _ as usize }, 0usize, concat!("Alignment of field: ", stringify!(png_color), "::", stringify!(red)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::zero_ptr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:286:28
[INFO] [stderr]     |
[INFO] [stderr] 286 |     assert_eq!(unsafe { &(*(0 as *const png_color)).green as *const _ as usize }, 1usize, concat!("Alignment of field: ", stringify!(png_color), "::", stringify!(green)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:287:28
[INFO] [stderr]     |
[INFO] [stderr] 287 |     assert_eq!(unsafe { &(*(0 as *const png_color)).blue as *const _ as usize }, 2usize, concat!("Alignment of field: ", stringify!(png_color), "::", stringify!(blue)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:308:28
[INFO] [stderr]     |
[INFO] [stderr] 308 |     assert_eq!(unsafe { &(*(0 as *const png_color_16)).index as *const _ as usize }, 0usize, concat!("Alignment of field: ", stringify!(png_color_16), "::", stringify!(index)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:309:28
[INFO] [stderr]     |
[INFO] [stderr] 309 |     assert_eq!(unsafe { &(*(0 as *const png_color_16)).red as *const _ as usize }, 2usize, concat!("Alignment of field: ", stringify!(png_color_16), "::", stringify!(red)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:310:28
[INFO] [stderr]     |
[INFO] [stderr] 310 |     assert_eq!(unsafe { &(*(0 as *const png_color_16)).green as *const _ as usize }, 4usize, concat!("Alignment of field: ", stringify!(png_color_16), "::", stringify!(green)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:311:28
[INFO] [stderr]     |
[INFO] [stderr] 311 |     assert_eq!(unsafe { &(*(0 as *const png_color_16)).blue as *const _ as usize }, 6usize, concat!("Alignment of field: ", stringify!(png_color_16), "::", stringify!(blue)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:312:28
[INFO] [stderr]     |
[INFO] [stderr] 312 |     assert_eq!(unsafe { &(*(0 as *const png_color_16)).gray as *const _ as usize }, 8usize, concat!("Alignment of field: ", stringify!(png_color_16), "::", stringify!(gray)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:333:28
[INFO] [stderr]     |
[INFO] [stderr] 333 |     assert_eq!(unsafe { &(*(0 as *const png_color_8)).red as *const _ as usize }, 0usize, concat!("Alignment of field: ", stringify!(png_color_8), "::", stringify!(red)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:334:28
[INFO] [stderr]     |
[INFO] [stderr] 334 |     assert_eq!(unsafe { &(*(0 as *const png_color_8)).green as *const _ as usize }, 1usize, concat!("Alignment of field: ", stringify!(png_color_8), "::", stringify!(green)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:335:28
[INFO] [stderr]     |
[INFO] [stderr] 335 |     assert_eq!(unsafe { &(*(0 as *const png_color_8)).blue as *const _ as usize }, 2usize, concat!("Alignment of field: ", stringify!(png_color_8), "::", stringify!(blue)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:336:28
[INFO] [stderr]     |
[INFO] [stderr] 336 |     assert_eq!(unsafe { &(*(0 as *const png_color_8)).gray as *const _ as usize }, 3usize, concat!("Alignment of field: ", stringify!(png_color_8), "::", stringify!(gray)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:337:28
[INFO] [stderr]     |
[INFO] [stderr] 337 |     assert_eq!(unsafe { &(*(0 as *const png_color_8)).alpha as *const _ as usize }, 4usize, concat!("Alignment of field: ", stringify!(png_color_8), "::", stringify!(alpha)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:358:28
[INFO] [stderr]     |
[INFO] [stderr] 358 |     assert_eq!(unsafe { &(*(0 as *const png_sPLT_entry)).red as *const _ as usize }, 0usize, concat!("Alignment of field: ", stringify!(png_sPLT_entry), "::", stringify!(red)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:359:28
[INFO] [stderr]     |
[INFO] [stderr] 359 |     assert_eq!(unsafe { &(*(0 as *const png_sPLT_entry)).green as *const _ as usize }, 2usize, concat!("Alignment of field: ", stringify!(png_sPLT_entry), "::", stringify!(green)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:360:28
[INFO] [stderr]     |
[INFO] [stderr] 360 |     assert_eq!(unsafe { &(*(0 as *const png_sPLT_entry)).blue as *const _ as usize }, 4usize, concat!("Alignment of field: ", stringify!(png_sPLT_entry), "::", stringify!(blue)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:361:28
[INFO] [stderr]     |
[INFO] [stderr] 361 |     assert_eq!(unsafe { &(*(0 as *const png_sPLT_entry)).alpha as *const _ as usize }, 6usize, concat!("Alignment of field: ", stringify!(png_sPLT_entry), "::", stringify!(alpha)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:362:28
[INFO] [stderr]     |
[INFO] [stderr] 362 |     assert_eq!(unsafe { &(*(0 as *const png_sPLT_entry)).frequency as *const _ as usize }, 8usize, concat!("Alignment of field: ", stringify!(png_sPLT_entry), "::", stringify!(frequency)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:382:28
[INFO] [stderr]     |
[INFO] [stderr] 382 |     assert_eq!(unsafe { &(*(0 as *const png_sPLT)).name as *const _ as usize }, 0usize, concat!("Alignment of field: ", stringify!(png_sPLT), "::", stringify!(name)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:383:28
[INFO] [stderr]     |
[INFO] [stderr] 383 |     assert_eq!(unsafe { &(*(0 as *const png_sPLT)).depth as *const _ as usize }, 8usize, concat!("Alignment of field: ", stringify!(png_sPLT), "::", stringify!(depth)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:384:28
[INFO] [stderr]     |
[INFO] [stderr] 384 |     assert_eq!(unsafe { &(*(0 as *const png_sPLT)).entries as *const _ as usize }, 16usize, concat!("Alignment of field: ", stringify!(png_sPLT), "::", stringify!(entries)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:385:28
[INFO] [stderr]     |
[INFO] [stderr] 385 |     assert_eq!(unsafe { &(*(0 as *const png_sPLT)).nentries as *const _ as usize }, 24usize, concat!("Alignment of field: ", stringify!(png_sPLT), "::", stringify!(nentries)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:408:28
[INFO] [stderr]     |
[INFO] [stderr] 408 |     assert_eq!(unsafe { &(*(0 as *const png_text)).compression as *const _ as usize }, 0usize, concat!("Alignment of field: ", stringify!(png_text), "::", stringify!(compression)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:409:28
[INFO] [stderr]     |
[INFO] [stderr] 409 |     assert_eq!(unsafe { &(*(0 as *const png_text)).key as *const _ as usize }, 8usize, concat!("Alignment of field: ", stringify!(png_text), "::", stringify!(key)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:410:28
[INFO] [stderr]     |
[INFO] [stderr] 410 |     assert_eq!(unsafe { &(*(0 as *const png_text)).text as *const _ as usize }, 16usize, concat!("Alignment of field: ", stringify!(png_text), "::", stringify!(text)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:411:28
[INFO] [stderr]     |
[INFO] [stderr] 411 |     assert_eq!(unsafe { &(*(0 as *const png_text)).text_length as *const _ as usize }, 24usize, concat!("Alignment of field: ", stringify!(png_text), "::", stringify!(text_length)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:412:28
[INFO] [stderr]     |
[INFO] [stderr] 412 |     assert_eq!(unsafe { &(*(0 as *const png_text)).itxt_length as *const _ as usize }, 32usize, concat!("Alignment of field: ", stringify!(png_text), "::", stringify!(itxt_length)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:413:28
[INFO] [stderr]     |
[INFO] [stderr] 413 |     assert_eq!(unsafe { &(*(0 as *const png_text)).lang as *const _ as usize }, 40usize, concat!("Alignment of field: ", stringify!(png_text), "::", stringify!(lang)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:414:28
[INFO] [stderr]     |
[INFO] [stderr] 414 |     assert_eq!(unsafe { &(*(0 as *const png_text)).lang_key as *const _ as usize }, 48usize, concat!("Alignment of field: ", stringify!(png_text), "::", stringify!(lang_key)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:436:28
[INFO] [stderr]     |
[INFO] [stderr] 436 |     assert_eq!(unsafe { &(*(0 as *const png_time)).year as *const _ as usize }, 0usize, concat!("Alignment of field: ", stringify!(png_time), "::", stringify!(year)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:437:28
[INFO] [stderr]     |
[INFO] [stderr] 437 |     assert_eq!(unsafe { &(*(0 as *const png_time)).month as *const _ as usize }, 2usize, concat!("Alignment of field: ", stringify!(png_time), "::", stringify!(month)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:438:28
[INFO] [stderr]     |
[INFO] [stderr] 438 |     assert_eq!(unsafe { &(*(0 as *const png_time)).day as *const _ as usize }, 3usize, concat!("Alignment of field: ", stringify!(png_time), "::", stringify!(day)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:439:28
[INFO] [stderr]     |
[INFO] [stderr] 439 |     assert_eq!(unsafe { &(*(0 as *const png_time)).hour as *const _ as usize }, 4usize, concat!("Alignment of field: ", stringify!(png_time), "::", stringify!(hour)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:440:28
[INFO] [stderr]     |
[INFO] [stderr] 440 |     assert_eq!(unsafe { &(*(0 as *const png_time)).minute as *const _ as usize }, 5usize, concat!("Alignment of field: ", stringify!(png_time), "::", stringify!(minute)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:441:28
[INFO] [stderr]     |
[INFO] [stderr] 441 |     assert_eq!(unsafe { &(*(0 as *const png_time)).second as *const _ as usize }, 6usize, concat!("Alignment of field: ", stringify!(png_time), "::", stringify!(second)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:461:28
[INFO] [stderr]     |
[INFO] [stderr] 461 |     assert_eq!(unsafe { &(*(0 as *const png_unknown_chunk)).name as *const _ as usize }, 0usize, concat!("Alignment of field: ", stringify!(png_unknown_chunk), "::", stringify!(name)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:462:28
[INFO] [stderr]     |
[INFO] [stderr] 462 |     assert_eq!(unsafe { &(*(0 as *const png_unknown_chunk)).data as *const _ as usize }, 8usize, concat!("Alignment of field: ", stringify!(png_unknown_chunk), "::", stringify!(data)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:463:28
[INFO] [stderr]     |
[INFO] [stderr] 463 |     assert_eq!(unsafe { &(*(0 as *const png_unknown_chunk)).size as *const _ as usize }, 16usize, concat!("Alignment of field: ", stringify!(png_unknown_chunk), "::", stringify!(size)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:464:28
[INFO] [stderr]     |
[INFO] [stderr] 464 |     assert_eq!(unsafe { &(*(0 as *const png_unknown_chunk)).location as *const _ as usize }, 24usize, concat!("Alignment of field: ", stringify!(png_unknown_chunk), "::", stringify!(location)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:486:28
[INFO] [stderr]     |
[INFO] [stderr] 486 |     assert_eq!(unsafe { &(*(0 as *const png_row_info)).width as *const _ as usize }, 0usize, concat!("Alignment of field: ", stringify!(png_row_info), "::", stringify!(width)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:487:28
[INFO] [stderr]     |
[INFO] [stderr] 487 |     assert_eq!(unsafe { &(*(0 as *const png_row_info)).rowbytes as *const _ as usize }, 8usize, concat!("Alignment of field: ", stringify!(png_row_info), "::", stringify!(rowbytes)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:488:28
[INFO] [stderr]     |
[INFO] [stderr] 488 |     assert_eq!(unsafe { &(*(0 as *const png_row_info)).color_type as *const _ as usize }, 16usize, concat!("Alignment of field: ", stringify!(png_row_info), "::", stringify!(color_type)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:489:28
[INFO] [stderr]     |
[INFO] [stderr] 489 |     assert_eq!(unsafe { &(*(0 as *const png_row_info)).bit_depth as *const _ as usize }, 17usize, concat!("Alignment of field: ", stringify!(png_row_info), "::", stringify!(bit_depth)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:490:28
[INFO] [stderr]     |
[INFO] [stderr] 490 |     assert_eq!(unsafe { &(*(0 as *const png_row_info)).channels as *const _ as usize }, 18usize, concat!("Alignment of field: ", stringify!(png_row_info), "::", stringify!(channels)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:491:28
[INFO] [stderr]     |
[INFO] [stderr] 491 |     assert_eq!(unsafe { &(*(0 as *const png_row_info)).pixel_depth as *const _ as usize }, 19usize, concat!("Alignment of field: ", stringify!(png_row_info), "::", stringify!(pixel_depth)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:797:28
[INFO] [stderr]     |
[INFO] [stderr] 797 |     assert_eq!(unsafe { &(*(0 as *const png_image)).opaque as *const _ as usize }, 0usize, concat!("Alignment of field: ", stringify!(png_image), "::", stringify!(opaque)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:798:28
[INFO] [stderr]     |
[INFO] [stderr] 798 |     assert_eq!(unsafe { &(*(0 as *const png_image)).version as *const _ as usize }, 8usize, concat!("Alignment of field: ", stringify!(png_image), "::", stringify!(version)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:799:28
[INFO] [stderr]     |
[INFO] [stderr] 799 |     assert_eq!(unsafe { &(*(0 as *const png_image)).width as *const _ as usize }, 12usize, concat!("Alignment of field: ", stringify!(png_image), "::", stringify!(width)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:800:28
[INFO] [stderr]     |
[INFO] [stderr] 800 |     assert_eq!(unsafe { &(*(0 as *const png_image)).height as *const _ as usize }, 16usize, concat!("Alignment of field: ", stringify!(png_image), "::", stringify!(height)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:801:28
[INFO] [stderr]     |
[INFO] [stderr] 801 |     assert_eq!(unsafe { &(*(0 as *const png_image)).format as *const _ as usize }, 20usize, concat!("Alignment of field: ", stringify!(png_image), "::", stringify!(format)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:802:28
[INFO] [stderr]     |
[INFO] [stderr] 802 |     assert_eq!(unsafe { &(*(0 as *const png_image)).flags as *const _ as usize }, 24usize, concat!("Alignment of field: ", stringify!(png_image), "::", stringify!(flags)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:803:28
[INFO] [stderr]     |
[INFO] [stderr] 803 |     assert_eq!(unsafe { &(*(0 as *const png_image)).colormap_entries as *const _ as usize }, 28usize, concat!("Alignment of field: ", stringify!(png_image), "::", stringify!(colormap_entries)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:804:28
[INFO] [stderr]     |
[INFO] [stderr] 804 |     assert_eq!(unsafe { &(*(0 as *const png_image)).warning_or_error as *const _ as usize }, 32usize, concat!("Alignment of field: ", stringify!(png_image), "::", stringify!(warning_or_error)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *const _` detected. Consider using `ptr::null()`
[INFO] [stderr]    --> src/ffi.rs:805:28
[INFO] [stderr]     |
[INFO] [stderr] 805 |     assert_eq!(unsafe { &(*(0 as *const png_image)).message as *const _ as usize }, 36usize, concat!("Alignment of field: ", stringify!(png_image), "::", stringify!(message)));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `"docker" "inspect" "b478dc7ba12068545fb84499a35dbc551a0b8c59be8e4fc59fe681ee8e57875b"`
[INFO] running `"docker" "rm" "-f" "b478dc7ba12068545fb84499a35dbc551a0b8c59be8e4fc59fe681ee8e57875b"`
[INFO] [stdout] b478dc7ba12068545fb84499a35dbc551a0b8c59be8e4fc59fe681ee8e57875b