[INFO] cloning repository https://github.com/IoIxD/OpenCard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IoIxD/OpenCard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIoIxD%2FOpenCard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIoIxD%2FOpenCard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e027b3651fb8d0cc745054431c95a697b5571e0
[INFO] checking IoIxD/OpenCard against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIoIxD%2FOpenCard" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/IoIxD/OpenCard
[INFO] finished tweaking git repo https://github.com/IoIxD/OpenCard
[INFO] tweaked toml for git repo https://github.com/IoIxD/OpenCard written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/IoIxD/OpenCard on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/IoIxD/OpenCard 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded half v2.2.1
[INFO] [stderr]   Downloaded jobserver v0.1.27
[INFO] [stderr]   Downloaded bytemuck v1.14.0
[INFO] [stderr]   Downloaded iana-time-zone v0.1.59
[INFO] [stderr]   Downloaded weezl v0.1.7
[INFO] [stderr]   Downloaded proc-macro2 v1.0.76
[INFO] [stderr]   Downloaded exr v1.71.0
[INFO] [stderr]   Downloaded chrono v0.4.31
[INFO] [stderr]   Downloaded gif v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4353bacd52956d3f89979aee0bb96f72184a29b85b7ce87b99c3a8ec8853a411
[INFO] running `Command { std: "docker" "start" "4353bacd52956d3f89979aee0bb96f72184a29b85b7ce87b99c3a8ec8853a411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4353bacd52956d3f89979aee0bb96f72184a29b85b7ce87b99c3a8ec8853a411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4353bacd52956d3f89979aee0bb96f72184a29b85b7ce87b99c3a8ec8853a411" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4353bacd52956d3f89979aee0bb96f72184a29b85b7ce87b99c3a8ec8853a411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4353bacd52956d3f89979aee0bb96f72184a29b85b7ce87b99c3a8ec8853a411" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]    Compiling eyre v0.6.11
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking half v2.2.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking gif v0.12.0
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking hypertalk v0.1.0 (/opt/rustwide/workdir/hypertalk-rs)
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking png v0.17.11
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking exr v1.71.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]    Compiling woba v0.0.1 (/opt/rustwide/workdir/woba-rs)
[INFO] [stderr] warning: woba@0.0.1: In file included from src/CBuf.cpp:13:
[INFO] [stderr] warning: woba@0.0.1: src/CBuf.h:39:9: warning: type qualifiers ignored on function return type [-Wignored-qualifiers]
[INFO] [stderr] warning: woba@0.0.1:    39 |         const char operator[](int idx) const;
[INFO] [stderr] warning: woba@0.0.1:       |         ^~~~~
[INFO] [stderr] warning: woba@0.0.1: src/CBuf.cpp:118:1: warning: type qualifiers ignored on function return type [-Wignored-qualifiers]
[INFO] [stderr] warning: woba@0.0.1:   118 | const char CBuf::operator[](int idx) const
[INFO] [stderr] warning: woba@0.0.1:       | ^~~~~
[INFO] [stderr] warning: woba@0.0.1: src/CBuf.cpp: In member function 'const char CBuf::operator[](int) const':
[INFO] [stderr] warning: woba@0.0.1: src/CBuf.cpp:120:17: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare]
[INFO] [stderr] warning: woba@0.0.1:   120 |         if (idx >= mShared->mSize)
[INFO] [stderr] warning: woba@0.0.1:       |             ~~~~^~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: woba@0.0.1: src/CBuf.cpp: In member function 'char& CBuf::operator[](int)':
[INFO] [stderr] warning: woba@0.0.1: src/CBuf.cpp:128:17: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare]
[INFO] [stderr] warning: woba@0.0.1:   128 |         if (idx >= mShared->mSize)
[INFO] [stderr] warning: woba@0.0.1:       |             ~~~~^~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: woba@0.0.1: In file included from src/picture.cpp:34:
[INFO] [stderr] warning: woba@0.0.1: src/CBuf.h:39:9: warning: type qualifiers ignored on function return type [-Wignored-qualifiers]
[INFO] [stderr] warning: woba@0.0.1:    39 |         const char operator[](int idx) const;
[INFO] [stderr] warning: woba@0.0.1:       |         ^~~~~
[INFO] [stderr] warning: woba@0.0.1: src/picture.cpp: In function 'int __bitmap_row_width(int, int, int)':
[INFO] [stderr] warning: woba@0.0.1: src/picture.cpp:39:39: warning: unused parameter 'height' [-Wunused-parameter]
[INFO] [stderr] warning: woba@0.0.1:    39 | int __bitmap_row_width(int width, int height, int depth)
[INFO] [stderr] warning: woba@0.0.1:       |                                   ~~~~^~~~~~
[INFO] [stderr] warning: woba@0.0.1: src/picture.cpp: In member function 'unsigned int picture::coordbitmask(int, int)':
[INFO] [stderr] warning: woba@0.0.1: src/picture.cpp:149:48: warning: unused parameter 'y' [-Wunused-parameter]
[INFO] [stderr] warning: woba@0.0.1:   149 | unsigned int picture::coordbitmask( int x, int y )
[INFO] [stderr] warning: woba@0.0.1:       |                                            ~~~~^
[INFO] [stderr] warning: woba@0.0.1: src/picture.cpp: In member function 'unsigned int picture::maskcoordbitmask(int, int)':
[INFO] [stderr] warning: woba@0.0.1: src/picture.cpp:178:51: warning: unused parameter 'y' [-Wunused-parameter]
[INFO] [stderr] warning: woba@0.0.1:   178 | unsigned int picture::maskcoordbitmask(int x, int y)
[INFO] [stderr] warning: woba@0.0.1:       |                                               ~~~~^
[INFO] [stderr] warning: woba@0.0.1: In file included from src/woba.cpp:41:
[INFO] [stderr] warning: woba@0.0.1: src/CBuf.h:39:9: warning: type qualifiers ignored on function return type [-Wignored-qualifiers]
[INFO] [stderr] warning: woba@0.0.1:    39 |         const char operator[](int idx) const;
[INFO] [stderr] warning: woba@0.0.1:       |         ^~~~~
[INFO] [stderr] warning: woba@0.0.1: src/woba.cpp: In function 'void woba_decode_cxx(picture&, char*)':
[INFO] [stderr] warning: woba@0.0.1: src/woba.cpp:238:63: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare]
[INFO] [stderr] warning: woba@0.0.1:   238 |                                                         if( x < buffer1.size() )
[INFO] [stderr] warning: woba@0.0.1:       |                                                             ~~^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: woba@0.0.1: src/woba.cpp:80:42: warning: variable 'height' set but not used [-Wunused-but-set-variable]
[INFO] [stderr] warning: woba@0.0.1:    80 |         int rowwidth = 0, rowwidth8 = 0, height = 0;
[INFO] [stderr] warning: woba@0.0.1:       |                                          ^~~~~~
[INFO] [stderr] warning: woba@0.0.1: src/woba.cpp: At global scope:
[INFO] [stderr] warning: woba@0.0.1: src/woba.cpp:720:28: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
[INFO] [stderr] warning: woba@0.0.1:   720 |         char * error_str = " ";
[INFO] [stderr] warning: woba@0.0.1:       |                            ^~~
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling enum-gen v0.1.0 (/opt/rustwide/workdir/hc-decode/enum-gen)
[INFO] [stdout] warning: unused import: `proc_macro2::Literal`
[INFO] [stdout]  --> hc-decode/enum-gen/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use proc_macro2::Literal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MetaNameValue`
[INFO] [stdout]  --> hc-decode/enum-gen/src/lib.rs:9:57
[INFO] [stdout]   |
[INFO] [stdout] 9 | use syn::{parse_macro_input, DeriveInput, LitInt, Meta, MetaNameValue};
[INFO] [stdout]   |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking image v0.24.8
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stdout] warning: `extern` block uses type `CStr`, which is not FFI-safe
[INFO] [stdout]    --> woba-rs/src/lib.rs:101:10
[INFO] [stdout]     |
[INFO] [stdout] 101 |     ) -> picture<'a>;
[INFO] [stdout]     |          ^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider passing a `*const std::ffi::c_char` instead, and use `CStr::as_ptr()`
[INFO] [stdout]     = note: `CStr`/`CString` do not have a guaranteed layout
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `CStr`, which is not FFI-safe
[INFO] [stdout]    --> woba-rs/src/lib.rs:102:23
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn woba_decode(p: &picture, woba: &ffi::CStr);
[INFO] [stdout]     |                       ^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider passing a `*const std::ffi::c_char` instead, and use `CStr::as_ptr()`
[INFO] [stdout]     = note: `CStr`/`CString` do not have a guaranteed layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `CStr`, which is not FFI-safe
[INFO] [stdout]    --> woba-rs/src/lib.rs:102:39
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn woba_decode(p: &picture, woba: &ffi::CStr);
[INFO] [stdout]     |                                       ^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider passing a `*const std::ffi::c_char` instead, and use `CStr::as_ptr()`
[INFO] [stdout]     = note: `CStr`/`CString` do not have a guaranteed layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `CStr`, which is not FFI-safe
[INFO] [stdout]    --> woba-rs/src/lib.rs:103:31
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn get_error_str<'a>() -> &'a ffi::CStr;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider passing a `*const std::ffi::c_char` instead, and use `CStr::as_ptr()`
[INFO] [stdout]     = note: `CStr`/`CString` do not have a guaranteed layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> woba-rs/src/lib.rs:106:18
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn decode(b: &[u8]) -> Result<picture, eyre::ErrReport> {
[INFO] [stdout]     |                  ^^^^^            ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn decode(b: &[u8]) -> Result<picture<'_>, eyre::ErrReport> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking hc-decode v0.1.0 (/opt/rustwide/workdir/hc-decode)
[INFO] [stdout] warning: unused imports: `ErrReport` and `eyre`
[INFO] [stdout]  --> hc-decode/src/block/bitmap.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use eyre::{eyre, ErrReport};
[INFO] [stdout]   |            ^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrReport` and `eyre`
[INFO] [stdout]  --> hc-decode/src/block/card.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use eyre::{eyre, ErrReport};
[INFO] [stdout]   |            ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrReport` and `eyre`
[INFO] [stdout]  --> hc-decode/src/block/data_layout.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use eyre::{eyre, ErrReport};
[INFO] [stdout]   |            ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `eyre`
[INFO] [stdout]  --> hc-decode/src/block/style.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use eyre::{eyre, ErrReport};
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stack_size`
[INFO] [stdout]    --> hc-decode/src/block/stack.rs:197:13
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let stack_size = byte_range!(u32, bytes, st::BlockSize);
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> hc-decode/src/block/stack.rs:312:21
[INFO] [stdout]     |
[INFO] [stdout] 312 |                 Err(err) => unsafe {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `first_background` is never read
[INFO] [stdout]    --> hc-decode/src/block/stack.rs:328:14
[INFO] [stdout]     |
[INFO] [stdout] 328 |         let (mut first_background, mut backgrounds) = (None, Vec::new());
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 333 |             (first_background, backgrounds) = filter_backgrounds(&objects, first_background_id);
[INFO] [stdout]     |              ---------------- `first_background` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `backgrounds` is never read
[INFO] [stdout]    --> hc-decode/src/block/stack.rs:328:36
[INFO] [stdout]     |
[INFO] [stdout] 328 |         let (mut first_background, mut backgrounds) = (None, Vec::new());
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 333 |             (first_background, backgrounds) = filter_backgrounds(&objects, first_background_id);
[INFO] [stdout]     |                                ----------- `backgrounds` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `first_card` is never read
[INFO] [stdout]    --> hc-decode/src/block/stack.rs:329:14
[INFO] [stdout]     |
[INFO] [stdout] 329 |         let (mut first_card, mut cards) = (None, Vec::new());
[INFO] [stdout]     |              ^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 336 |             (first_card, cards) = filter_cards(&objects, first_card_id);
[INFO] [stdout]     |              ---------- `first_card` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cards` is never read
[INFO] [stdout]    --> hc-decode/src/block/stack.rs:329:30
[INFO] [stdout]     |
[INFO] [stdout] 329 |         let (mut first_card, mut cards) = (None, Vec::new());
[INFO] [stdout]     |                              ^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 336 |             (first_card, cards) = filter_cards(&objects, first_card_id);
[INFO] [stdout]     |                          ----- `cards` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fonts` is never read
[INFO] [stdout]    --> hc-decode/src/block/stack.rs:330:25
[INFO] [stdout]     |
[INFO] [stdout] 330 |         let mut fonts = Vec::new();
[INFO] [stdout]     |                         ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 337 |             fonts = filter_fonts(&objects);
[INFO] [stdout]     |             ----- `fonts` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `styles` is never read
[INFO] [stdout]    --> hc-decode/src/block/stack.rs:331:26
[INFO] [stdout]     |
[INFO] [stdout] 331 |         let mut styles = None;
[INFO] [stdout]     |                          ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 338 |             styles = match filter_styles(&objects) {
[INFO] [stdout]     |             ------ `styles` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_u8_array_big_to_little` is never used
[INFO] [stdout]  --> hc-decode/src/byte.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn convert_u8_array_big_to_little(b: &[u8]) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `u64_from_u8` is never used
[INFO] [stdout]   --> hc-decode/src/byte.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn u64_from_u8(b: &[u8]) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i64_from_u8` is never used
[INFO] [stdout]   --> hc-decode/src/byte.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn i64_from_u8(b: &[u8]) -> i64 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i32_from_u8` is never used
[INFO] [stdout]   --> hc-decode/src/byte.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn i32_from_u8(b: &[u8]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i24_from_u8` is never used
[INFO] [stdout]   --> hc-decode/src/byte.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn i24_from_u8(b: &[i8]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `i16_from_u8` is never used
[INFO] [stdout]   --> hc-decode/src/byte.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn i16_from_u8(b: &[u8]) -> i16 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking open_card v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `fs::File` and `io::Read`
[INFO] [stdout]  --> src/main.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{error::Error, fs::File, io::Read, path::Path};
[INFO] [stdout]   |                         ^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Block`
[INFO] [stdout]  --> src/main.rs:5:31
[INFO] [stdout]   |
[INFO] [stdout] 5 | use hc_decode::{stack::Stack, Block};
[INFO] [stdout]   |                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fs::File` and `io::Read`
[INFO] [stdout]  --> src/main.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{error::Error, fs::File, io::Read, path::Path};
[INFO] [stdout]   |                         ^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Block`
[INFO] [stdout]  --> src/main.rs:5:31
[INFO] [stdout]   |
[INFO] [stdout] 5 | use hc_decode::{stack::Stack, Block};
[INFO] [stdout]   |                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.68s
[INFO] running `Command { std: "docker" "inspect" "4353bacd52956d3f89979aee0bb96f72184a29b85b7ce87b99c3a8ec8853a411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4353bacd52956d3f89979aee0bb96f72184a29b85b7ce87b99c3a8ec8853a411", kill_on_drop: false }`
[INFO] [stdout] 4353bacd52956d3f89979aee0bb96f72184a29b85b7ce87b99c3a8ec8853a411
