[INFO] updating cached repository ikachko/render_hash_2d [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ikachko/render_hash_2d [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ikachko/render_hash_2d" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/ikachko/render_hash_2d"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/ikachko/render_hash_2d'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ikachko/render_hash_2d" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/ikachko/render_hash_2d"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/ikachko/render_hash_2d'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 896e8fa20174cbc3f6b101e80791730066a29111 [INFO] sha for GitHub repo ikachko/render_hash_2d: 896e8fa20174cbc3f6b101e80791730066a29111 [INFO] validating manifest of ikachko/render_hash_2d on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ikachko/render_hash_2d on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ikachko/render_hash_2d [INFO] finished frobbing ikachko/render_hash_2d [INFO] frobbed toml for ikachko/render_hash_2d written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/ikachko/render_hash_2d/Cargo.toml [INFO] started frobbing ikachko/render_hash_2d [INFO] finished frobbing ikachko/render_hash_2d [INFO] frobbed toml for ikachko/render_hash_2d written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/ikachko/render_hash_2d/Cargo.toml [INFO] crate ikachko/render_hash_2d already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/ikachko/render_hash_2d/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking ikachko/render_hash_2d against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-6/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/ikachko/render_hash_2d:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a82409defbe0b8511d08a4786c66f311192d094320dbb14fe7c094e71ed0ddf9 [INFO] running `"docker" "start" "-a" "a82409defbe0b8511d08a4786c66f311192d094320dbb14fe7c094e71ed0ddf9"` [INFO] [stderr] Compiling cl-sys v0.4.2 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Compiling ocl-core v0.7.0 [INFO] [stderr] Compiling ocl-core v0.11.1 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking png v0.11.0 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking crossbeam v0.7.1 [INFO] [stderr] Checking ocl-core-vector v0.1.0 [INFO] [stderr] Checking qutex v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Checking rayon v1.0.3 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Checking image v0.21.1 [INFO] [stderr] Checking ocl v0.16.0 [INFO] [stderr] warning[E0502]: cannot borrow `self.cmd.buffer.obj_core` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/buffer.rs:1528:17 [INFO] [stderr] | [INFO] [stderr] 1524 | let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?; [INFO] [stderr] | ---- mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 1528 | &self.cmd.buffer.obj_core, true, flags, offset, len, ewait, enew)?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 1533 | queue.clone(), /*is_mapped*/)) [INFO] [stderr] | ----- mutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] warning[E0502]: cannot borrow `self.cmd.buffer.obj_core` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/buffer.rs:1532:61 [INFO] [stderr] | [INFO] [stderr] 1524 | let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?; [INFO] [stderr] | ---- mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 1532 | Ok(MemMap::new(mm_core, len, None, unmap_event, self.cmd.buffer.obj_core.clone(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here [INFO] [stderr] 1533 | queue.clone(), /*is_mapped*/)) [INFO] [stderr] | ----- mutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] warning[E0502]: cannot borrow `self.cmd.buffer.obj_core` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/buffer.rs:1556:17 [INFO] [stderr] | [INFO] [stderr] 1550 | let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?; [INFO] [stderr] | ---- mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 1556 | &self.cmd.buffer.obj_core, false, flags, offset, len, ewait, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 1567 | self.cmd.buffer.obj_core.clone(), queue.clone(), /*is_mapped*/)) [INFO] [stderr] | ----- mutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] warning[E0502]: cannot borrow `self.cmd.buffer.obj_core` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.16.0/src/standard/buffer.rs:1567:17 [INFO] [stderr] | [INFO] [stderr] 1550 | let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?; [INFO] [stderr] | ---- mutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 1567 | self.cmd.buffer.obj_core.clone(), queue.clone(), /*is_mapped*/)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ ----- mutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | immutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] Checking renderhash2d_rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/render_hash_2d.rs:283:11 [INFO] [stderr] | [INFO] [stderr] 283 | for i in (0..RECT_COUNT) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/render_hash_2d_cpu.rs:147:17 [INFO] [stderr] | [INFO] [stderr] 147 | rect_id = if (fit_x && fit_y) {i as isize} else {rect_id}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/render_hash_2d_cpu.rs:151:6 [INFO] [stderr] | [INFO] [stderr] 151 | if (rect_id == -1) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SystemTime`, `UNIX_EPOCH` [INFO] [stderr] --> src/main.rs:11:17 [INFO] [stderr] | [INFO] [stderr] 11 | use std::time::{SystemTime, UNIX_EPOCH}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Write` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ColorChoice`, `ColorSpec`, `Color`, `StandardStream`, `WriteColor` [INFO] [stderr] --> src/main.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | use termcolor::{Color, ColorChoice, ColorSpec, StandardStream, WriteColor}; [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/render_hash_2d.rs:283:11 [INFO] [stderr] | [INFO] [stderr] 283 | for i in (0..RECT_COUNT) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/render_hash_2d_cpu.rs:147:17 [INFO] [stderr] | [INFO] [stderr] 147 | rect_id = if (fit_x && fit_y) {i as isize} else {rect_id}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/render_hash_2d_cpu.rs:151:6 [INFO] [stderr] | [INFO] [stderr] 151 | if (rect_id == -1) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SystemTime`, `UNIX_EPOCH` [INFO] [stderr] --> src/main.rs:11:17 [INFO] [stderr] | [INFO] [stderr] 11 | use std::time::{SystemTime, UNIX_EPOCH}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Write` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ColorChoice`, `ColorSpec`, `Color`, `StandardStream`, `WriteColor` [INFO] [stderr] --> src/main.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | use termcolor::{Color, ColorChoice, ColorSpec, StandardStream, WriteColor}; [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `image_atlas` [INFO] [stderr] --> src/render_hash_2d.rs:126:10 [INFO] [stderr] | [INFO] [stderr] 126 | let mut image_atlas = vec![0; tex_size_bytes]; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_image_atlas` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `printable` [INFO] [stderr] --> src/render_hash_2d.rs:120:42 [INFO] [stderr] | [INFO] [stderr] 120 | fn read_files(dir: &str, s_ocl: &OpenCL, printable: bool) -> Result, FileReadError> { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_printable` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/render_hash_2d.rs:283:6 [INFO] [stderr] | [INFO] [stderr] 283 | for i in (0..RECT_COUNT) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `rect_offset` is never read [INFO] [stderr] --> src/render_hash_2d.rs:322:3 [INFO] [stderr] | [INFO] [stderr] 322 | rect_offset += 4; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `kernel_local_size` [INFO] [stderr] --> src/render_hash_2d.rs:337:6 [INFO] [stderr] | [INFO] [stderr] 337 | let kernel_local_size = 32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_kernel_local_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `img_buf_len` [INFO] [stderr] --> src/render_hash_2d.rs:348:6 [INFO] [stderr] | [INFO] [stderr] 348 | let img_buf_len = image_buf_host.len(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_img_buf_len` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `old_image_buf_host` [INFO] [stderr] --> src/render_hash_2d.rs:350:6 [INFO] [stderr] | [INFO] [stderr] 350 | let old_image_buf_host = image_buf_host.clone(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_old_image_buf_host` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `image_atlas` [INFO] [stderr] --> src/render_hash_2d.rs:126:10 [INFO] [stderr] | [INFO] [stderr] 126 | let mut image_atlas = vec![0; tex_size_bytes]; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_image_atlas` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `printable` [INFO] [stderr] --> src/render_hash_2d.rs:120:42 [INFO] [stderr] | [INFO] [stderr] 120 | fn read_files(dir: &str, s_ocl: &OpenCL, printable: bool) -> Result, FileReadError> { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_printable` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/render_hash_2d.rs:283:6 [INFO] [stderr] | [INFO] [stderr] 283 | for i in (0..RECT_COUNT) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `rect_offset` is never read [INFO] [stderr] --> src/render_hash_2d.rs:322:3 [INFO] [stderr] | [INFO] [stderr] 322 | rect_offset += 4; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `kernel_local_size` [INFO] [stderr] --> src/render_hash_2d.rs:337:6 [INFO] [stderr] | [INFO] [stderr] 337 | let kernel_local_size = 32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_kernel_local_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `img_buf_len` [INFO] [stderr] --> src/render_hash_2d.rs:348:6 [INFO] [stderr] | [INFO] [stderr] 348 | let img_buf_len = image_buf_host.len(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_img_buf_len` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `old_image_buf_host` [INFO] [stderr] --> src/render_hash_2d.rs:350:6 [INFO] [stderr] | [INFO] [stderr] 350 | let old_image_buf_host = image_buf_host.clone(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_old_image_buf_host` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/render_hash_2d.rs:126:6 [INFO] [stderr] | [INFO] [stderr] 126 | let mut image_atlas = vec![0; tex_size_bytes]; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/render_hash_2d.rs:133:6 [INFO] [stderr] | [INFO] [stderr] 133 | let mut image_atlas_buf_gpu = ocl::Buffer::::builder() [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/render_hash_2d.rs:139:6 [INFO] [stderr] | [INFO] [stderr] 139 | let mut image_atlas: Vec = vec![ocl_core::Char4::new(0,0,0,0); tex_size_char4]; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/render_hash_2d.rs:126:6 [INFO] [stderr] | [INFO] [stderr] 126 | let mut image_atlas = vec![0; tex_size_bytes]; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/render_hash_2d.rs:133:6 [INFO] [stderr] | [INFO] [stderr] 133 | let mut image_atlas_buf_gpu = ocl::Buffer::::builder() [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/render_hash_2d.rs:139:6 [INFO] [stderr] | [INFO] [stderr] 139 | let mut image_atlas: Vec = vec![ocl_core::Char4::new(0,0,0,0); tex_size_char4]; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `RECT_LIST_LENGTH` [INFO] [stderr] --> src/render_hash_2d.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | const RECT_LIST_LENGTH: u8 = 6; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `platform` [INFO] [stderr] --> src/render_hash_2d.rs:45:2 [INFO] [stderr] | [INFO] [stderr] 45 | platform: ocl::Platform, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `RenderCL` [INFO] [stderr] --> src/render_hash_2d.rs:51:1 [INFO] [stderr] | [INFO] [stderr] 51 | pub struct RenderCL { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/render_hash_2d.rs:82:2 [INFO] [stderr] | [INFO] [stderr] 82 | pub fn new() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `usage` [INFO] [stderr] --> src/main.rs:17:1 [INFO] [stderr] | [INFO] [stderr] 17 | fn usage() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/render_hash_2d.rs:332:2 [INFO] [stderr] | [INFO] [stderr] 332 | kern.set_arg_buf_named("rect_list", Some(&rect_list_buf_gpu)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] warning: constant item is never used: `RECT_LIST_LENGTH` [INFO] [stderr] [INFO] [stderr] --> src/render_hash_2d.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | const RECT_LIST_LENGTH: u8 = 6; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `platform` [INFO] [stderr] --> src/render_hash_2d.rs:45:2 [INFO] [stderr] | [INFO] [stderr] 45 | platform: ocl::Platform, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/render_hash_2d.rs:333:2 [INFO] [stderr] | [INFO] [stderr] 333 | kern.set_arg_buf_named("image_atlas", Some(&image_atlas_buf_gpu)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] warning: struct is never constructed: `RenderCL` [INFO] [stderr] --> src/render_hash_2d.rs:51:1 [INFO] [stderr] | [INFO] [stderr] 51 | pub struct RenderCL { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/render_hash_2d.rs:82:2 [INFO] [stderr] | [INFO] [stderr] 82 | pub fn new() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/render_hash_2d.rs:334:2 [INFO] [stderr] | [INFO] [stderr] 334 | kern.set_arg_buf_named("image_result", Some(&image_buf_gpu)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] warning: function is never used: `usage` [INFO] [stderr] [INFO] [stderr] --> src/main.rs:17:1 [INFO] [stderr] | [INFO] [stderr] 17 | fn usage() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/render_hash_2d.rs:332:2 [INFO] [stderr] | [INFO] [stderr] 332 | kern.set_arg_buf_named("rect_list", Some(&rect_list_buf_gpu)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/render_hash_2d.rs:333:2 [INFO] [stderr] | [INFO] [stderr] 333 | kern.set_arg_buf_named("image_atlas", Some(&image_atlas_buf_gpu)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/render_hash_2d.rs:334:2 [INFO] [stderr] | [INFO] [stderr] 334 | kern.set_arg_buf_named("image_result", Some(&image_buf_gpu)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 36.08s [INFO] running `"docker" "inspect" "a82409defbe0b8511d08a4786c66f311192d094320dbb14fe7c094e71ed0ddf9"` [INFO] running `"docker" "rm" "-f" "a82409defbe0b8511d08a4786c66f311192d094320dbb14fe7c094e71ed0ddf9"` [INFO] [stdout] a82409defbe0b8511d08a4786c66f311192d094320dbb14fe7c094e71ed0ddf9