[INFO] fetching crate colorgrad 0.8.0...
[INFO] checking colorgrad-0.8.0 against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-4
[INFO] extracting crate colorgrad 0.8.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate colorgrad 0.8.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate colorgrad 0.8.0
[INFO] tweaked toml for crates.io crate colorgrad 0.8.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate colorgrad 0.8.0 on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate colorgrad 0.8.0 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6523f596c29e0abf5062e91d7030117600fef8c4fbe5dda9c53a5f08cb68ff9
[INFO] running `Command { std: "docker" "start" "-a" "c6523f596c29e0abf5062e91d7030117600fef8c4fbe5dda9c53a5f08cb68ff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6523f596c29e0abf5062e91d7030117600fef8c4fbe5dda9c53a5f08cb68ff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6523f596c29e0abf5062e91d7030117600fef8c4fbe5dda9c53a5f08cb68ff9", kill_on_drop: false }`
[INFO] [stdout] c6523f596c29e0abf5062e91d7030117600fef8c4fbe5dda9c53a5f08cb68ff9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ef9fb79a960c24fd46eb5d644825380898c1e3b7f12b11db9a7265ec26d4996
[INFO] running `Command { std: "docker" "start" "-a" "2ef9fb79a960c24fd46eb5d644825380898c1e3b7f12b11db9a7265ec26d4996", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking clap_builder v4.5.51
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking phf_shared v0.13.1
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking byteorder-lite v0.1.0
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking png v0.18.0
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap v4.5.51
[INFO] [stderr]     Checking pxfm v0.1.25
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling phf_macros v0.13.1
[INFO] [stderr]     Checking phf v0.13.1
[INFO] [stderr]     Checking moxcms v0.7.9
[INFO] [stderr]     Checking csscolorparser v0.8.0
[INFO] [stderr]     Checking colorgrad v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking image v0.25.8
[INFO] [stdout] error[E0446]: crate-private trait `HelpDispatchTransform` in public interface
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/image-0.25.8/src/traits.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         type TransformableSubpixel: HelpDispatchTransform;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak crate-private trait
[INFO] [stdout] ...
[INFO] [stdout] 380 |     pub(crate) trait HelpDispatchTransform: Sized + 'static {
[INFO] [stdout]     |     ------------------------------------------------------- `HelpDispatchTransform` declared as crate-private
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0446`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `image` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "2ef9fb79a960c24fd46eb5d644825380898c1e3b7f12b11db9a7265ec26d4996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef9fb79a960c24fd46eb5d644825380898c1e3b7f12b11db9a7265ec26d4996", kill_on_drop: false }`
[INFO] [stdout] 2ef9fb79a960c24fd46eb5d644825380898c1e3b7f12b11db9a7265ec26d4996