[INFO] fetching crate blend2d 0.3.0...
[INFO] testing blend2d-0.3.0 against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] extracting crate blend2d 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate blend2d 0.3.0 on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blend2d 0.3.0
[INFO] finished tweaking crates.io crate blend2d 0.3.0
[INFO] tweaked toml for crates.io crate blend2d 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate blend2d 0.3.0 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" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d9608a1103b48d185e9f0dfa1f2c34f754a3625103278b8ed9542185d25da51
[INFO] running `Command { std: "docker" "start" "-a" "4d9608a1103b48d185e9f0dfa1f2c34f754a3625103278b8ed9542185d25da51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d9608a1103b48d185e9f0dfa1f2c34f754a3625103278b8ed9542185d25da51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d9608a1103b48d185e9f0dfa1f2c34f754a3625103278b8ed9542185d25da51", kill_on_drop: false }`
[INFO] [stdout] 4d9608a1103b48d185e9f0dfa1f2c34f754a3625103278b8ed9542185d25da51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b516a20dcd35758f978651b5362dd84f529339504d43dda537caffdf2f608c9
[INFO] running `Command { std: "docker" "start" "-a" "1b516a20dcd35758f978651b5362dd84f529339504d43dda537caffdf2f608c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling bindgen v0.49.0
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling clang-sys v0.28.0
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling blend2d-sys v0.3.0
[INFO] [stderr]    Compiling blend2d v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[cold]` is ignored on struct fields, match arms and macro defs
[INFO] [stdout]   --> src/error.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         #[cold]
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[cold]` is ignored on struct fields, match arms and macro defs
[INFO] [stdout]   --> src/error.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         #[cold]
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a function definition
[INFO] [stdout]   --> src/error.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             #[cold]
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout] 37 |             Err(Self)
[INFO] [stdout]    |             --------- not a function definition
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ref_count` and `impl_type` are never used
[INFO] [stdout]   --> src/variant.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub unsafe trait BlVariantImpl: Sized {
[INFO] [stdout]    |                  ------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 87 |     fn ref_count(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |     fn impl_type(&self) -> ImplType {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `format` and `compression` are never read
[INFO] [stdout]    --> src/image.rs:402:5
[INFO] [stdout]     |
[INFO] [stdout] 388 | pub struct ImageInfo {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 402 |     format: [u8; 16],
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 403 |     /// Image compression (as understood by codec).
[INFO] [stdout] 404 |     compression: [u8; 16],
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ImageInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 12s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.5, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1b516a20dcd35758f978651b5362dd84f529339504d43dda537caffdf2f608c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b516a20dcd35758f978651b5362dd84f529339504d43dda537caffdf2f608c9", kill_on_drop: false }`
[INFO] [stdout] 1b516a20dcd35758f978651b5362dd84f529339504d43dda537caffdf2f608c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6698f35101eff04fc2c5f508aa2af7262baa6e742c4353d1091914d6c577880a
[INFO] running `Command { std: "docker" "start" "-a" "6698f35101eff04fc2c5f508aa2af7262baa6e742c4353d1091914d6c577880a", kill_on_drop: false }`
[INFO] [stdout] warning: `#[cold]` is ignored on struct fields, match arms and macro defs
[INFO] [stdout]   --> src/error.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         #[cold]
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling blend2d v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[cold]` is ignored on struct fields, match arms and macro defs
[INFO] [stdout]   --> src/error.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         #[cold]
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a function definition
[INFO] [stdout]   --> src/error.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             #[cold]
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout] 37 |             Err(Self)
[INFO] [stdout]    |             --------- not a function definition
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ref_count` and `impl_type` are never used
[INFO] [stdout]   --> src/variant.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub unsafe trait BlVariantImpl: Sized {
[INFO] [stdout]    |                  ------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 87 |     fn ref_count(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |     fn impl_type(&self) -> ImplType {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `format` and `compression` are never read
[INFO] [stdout]    --> src/image.rs:402:5
[INFO] [stdout]     |
[INFO] [stdout] 388 | pub struct ImageInfo {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 402 |     format: [u8; 16],
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 403 |     /// Image compression (as understood by codec).
[INFO] [stdout] 404 |     compression: [u8; 16],
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ImageInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[cold]` is ignored on struct fields, match arms and macro defs
[INFO] [stdout]   --> src/error.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         #[cold]
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[cold]` is ignored on struct fields, match arms and macro defs
[INFO] [stdout]   --> src/error.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         #[cold]
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a function definition
[INFO] [stdout]   --> src/error.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             #[cold]
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout] 37 |             Err(Self)
[INFO] [stdout]    |             --------- not a function definition
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ref_count` and `impl_type` are never used
[INFO] [stdout]   --> src/variant.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub unsafe trait BlVariantImpl: Sized {
[INFO] [stdout]    |                  ------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 87 |     fn ref_count(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |     fn impl_type(&self) -> ImplType {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `format` and `compression` are never read
[INFO] [stdout]    --> src/image.rs:402:5
[INFO] [stdout]     |
[INFO] [stdout] 388 | pub struct ImageInfo {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 402 |     format: [u8; 16],
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 403 |     /// Image compression (as understood by codec).
[INFO] [stdout] 404 |     compression: [u8; 16],
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ImageInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.40s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.5, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6698f35101eff04fc2c5f508aa2af7262baa6e742c4353d1091914d6c577880a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6698f35101eff04fc2c5f508aa2af7262baa6e742c4353d1091914d6c577880a", kill_on_drop: false }`
[INFO] [stdout] 6698f35101eff04fc2c5f508aa2af7262baa6e742c4353d1091914d6c577880a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83572025549a8e928d77aa79a3da29e212b34414bed7ccec2729a4117646b5fb
[INFO] running `Command { std: "docker" "start" "-a" "83572025549a8e928d77aa79a3da29e212b34414bed7ccec2729a4117646b5fb", kill_on_drop: false }`
[INFO] [stderr] warning: `#[cold]` is ignored on struct fields, match arms and macro defs
[INFO] [stderr]   --> src/error.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |         #[cold]
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[cold]` is ignored on struct fields, match arms and macro defs
[INFO] [stderr]   --> src/error.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |         #[cold]
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: attribute should be applied to a function definition
[INFO] [stderr]   --> src/error.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |             #[cold]
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr] 37 |             Err(Self)
[INFO] [stderr]    |             --------- not a function definition
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: methods `ref_count` and `impl_type` are never used
[INFO] [stderr]   --> src/variant.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 75 | pub unsafe trait BlVariantImpl: Sized {
[INFO] [stderr]    |                  ------------- methods in this trait
[INFO] [stderr] ...
[INFO] [stderr] 87 |     fn ref_count(&self) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 92 |     fn impl_type(&self) -> ImplType {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `format` and `compression` are never read
[INFO] [stderr]    --> src/image.rs:402:5
[INFO] [stderr]     |
[INFO] [stderr] 388 | pub struct ImageInfo {
[INFO] [stderr]     |            --------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 402 |     format: [u8; 16],
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 403 |     /// Image compression (as understood by codec).
[INFO] [stderr] 404 |     compression: [u8; 16],
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ImageInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `blend2d` (lib) generated 5 warnings
[INFO] [stderr] warning: `blend2d` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.5, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blend2d-cc044ed75ddf5274)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test array::test_array::test_array_deref_mut ... ok
[INFO] [stdout] test array::test_array::test_array_ops_prim ... ok
[INFO] [stdout] test array::test_array::test_array_ops_objects ... ok
[INFO] [stdout] test array::test_array::test_array_resize ... ok
[INFO] [stdout] test codec::test_codec::test_built_in_codecs ... ok
[INFO] [stdout] test codec::test_codec::test_decoder_creation ... ok
[INFO] [stdout] test codec::test_codec::test_encoder_creation ... ok
[INFO] [stdout] test gradient::test_gradient::test_gradient_default ... ok
[INFO] [stdout] test gradient::test_gradient::test_gradient_new ... ok
[INFO] [stdout] test gradient::test_gradient::test_gradient_default_eq_late_init ... ok
[INFO] [stdout] test image::test_codec::test_image_err_on_zero_size ... ok
[INFO] [stdout] test image::test_codec::test_image_data ... ok
[INFO] [stdout] test image::test_codec::test_image_scale ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests blend2d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/variant.rs - variant::WrappedBlCore (line 233) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/variant.rs - variant::WrappedBlCore (line 233) stdout ----
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/variant.rs:235:2
[INFO] [stdout]   |
[INFO] [stdout] 4 | [`Impl`] type
[INFO] [stdout]   |  ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 4 | ['Impl`] type
[INFO] [stdout]   |  ~
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/variant.rs:235:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | [`Impl`] type
[INFO] [stdout]   |       ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 4 | [`Impl'] type
[INFO] [stdout]   |       ~
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found `its`
[INFO] [stdout]  --> src/variant.rs:234:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[repr(C)] and its first field must be a pointer to its core's
[INFO] [stdout]   | ----------    ^--- unexpected token
[INFO] [stdout]   | |             |
[INFO] [stdout]   | |             help: add `;` here
[INFO] [stdout]   | only `;` terminated statements or tail expressions are allowed after this attribute
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `first`
[INFO] [stdout]  --> src/variant.rs:234:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[repr(C)] and its first field must be a pointer to its core's
[INFO] [stdout]   |                    ^^^^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/variant.rs - variant::WrappedBlCore (line 233)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83572025549a8e928d77aa79a3da29e212b34414bed7ccec2729a4117646b5fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83572025549a8e928d77aa79a3da29e212b34414bed7ccec2729a4117646b5fb", kill_on_drop: false }`
[INFO] [stdout] 83572025549a8e928d77aa79a3da29e212b34414bed7ccec2729a4117646b5fb
