[INFO] fetching crate mcp-screenshot 0.2.3...
[INFO] testing mcp-screenshot-0.2.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate mcp-screenshot 0.2.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate mcp-screenshot 0.2.3
[INFO] finished tweaking crates.io crate mcp-screenshot 0.2.3
[INFO] tweaked toml for crates.io crate mcp-screenshot 0.2.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp-screenshot 0.2.3 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp-screenshot 0.2.3 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded endi v1.1.1
[INFO] [stderr]   Downloaded zvariant_utils v3.3.0
[INFO] [stderr]   Downloaded toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]   Downloaded zvariant v5.9.2
[INFO] [stderr]   Downloaded drm-sys v0.8.0
[INFO] [stderr]   Downloaded pastey v0.2.1
[INFO] [stderr]   Downloaded libspa-sys v0.8.0
[INFO] [stderr]   Downloaded windows-collections v0.2.0
[INFO] [stderr]   Downloaded drm-ffi v0.9.0
[INFO] [stderr]   Downloaded drm-fourcc v2.2.0
[INFO] [stderr]   Downloaded sse-stream v0.2.1
[INFO] [stderr]   Downloaded rmcp-macros v0.13.0
[INFO] [stderr]   Downloaded wayland-client v0.31.12
[INFO] [stderr]   Downloaded drm v0.14.1
[INFO] [stderr]   Downloaded xml-rs v0.8.28
[INFO] [stderr]   Downloaded objc2-core-text v0.3.2
[INFO] [stderr]   Downloaded objc2-avf-audio v0.3.2
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[INFO] [stderr]   Downloaded quick-xml v0.30.0
[INFO] [stderr]   Downloaded zbus v5.13.2
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.22
[INFO] [stderr]   Downloaded rmcp v0.13.0
[INFO] [stderr]   Downloaded bindgen v0.69.5
[INFO] [stderr]   Downloaded objc2-metal v0.3.2
[INFO] [stderr]   Downloaded nix v0.27.1
[INFO] [stderr]   Downloaded zerocopy v0.8.38
[INFO] [stderr]   Downloaded xcb v1.7.0
[INFO] [stderr]   Downloaded objc2-core-media v0.3.2
[INFO] [stderr]   Downloaded objc2-core-image v0.3.2
[INFO] [stderr]   Downloaded objc2-cloud-kit v0.3.2
[INFO] [stderr]   Downloaded wayland-server v0.31.11
[INFO] [stderr]   Downloaded wayland-backend v0.3.12
[INFO] [stderr]   Downloaded wayland-scanner v0.31.8
[INFO] [stderr]   Downloaded objc2-image-io v0.3.2
[INFO] [stderr]   Downloaded objc2-core-audio v0.3.2
[INFO] [stderr]   Downloaded objc2-core-video v0.3.2
[INFO] [stderr]   Downloaded objc2-av-foundation v0.3.2
[INFO] [stderr]   Downloaded libspa v0.8.0
[INFO] [stderr]   Downloaded pipewire v0.8.0
[INFO] [stderr]   Downloaded async-executor v1.13.3
[INFO] [stderr]   Downloaded async-signal v0.2.13
[INFO] [stderr]   Downloaded wayland-protocols-wlr v0.3.10
[INFO] [stderr]   Downloaded khronos_api v3.1.0
[INFO] [stderr]   Downloaded libwayshot-xcap v0.3.2
[INFO] [stderr]   Downloaded objc2-quartz-core v0.3.2
[INFO] [stderr]   Downloaded windows-future v0.2.1
[INFO] [stderr]   Downloaded ordered-stream v0.2.0
[INFO] [stderr]   Downloaded zbus_macros v5.13.2
[INFO] [stderr]   Downloaded objc2-core-data v0.3.2
[INFO] [stderr]   Downloaded objc2-core-audio-types v0.3.2
[INFO] [stderr]   Downloaded block2 v0.6.2
[INFO] [stderr]   Downloaded cookie-factory v0.3.3
[INFO] [stderr]   Downloaded annotate-snippets v0.9.2
[INFO] [stderr]   Downloaded async-process v2.5.0
[INFO] [stderr]   Downloaded uds_windows v1.1.0
[INFO] [stderr]   Downloaded zbus_names v4.3.1
[INFO] [stderr]   Downloaded schemars_derive v1.2.1
[INFO] [stderr]   Downloaded zmij v1.0.19
[INFO] [stderr]   Downloaded gl_generator v0.14.0
[INFO] [stderr]   Downloaded khronos-egl v6.0.0
[INFO] [stderr]   Downloaded dlib v0.5.2
[INFO] [stderr]   Downloaded async-broadcast v0.7.2
[INFO] [stderr]   Downloaded xcap v0.8.1
[INFO] [stderr]   Downloaded objc2-media-toolbox v0.3.2
[INFO] [stderr]   Downloaded windows-threading v0.1.0
[INFO] [stderr]   Downloaded gbm v0.18.0
[INFO] [stderr]   Downloaded gl v0.14.0
[INFO] [stderr]   Downloaded version-compare v0.2.1
[INFO] [stderr]   Downloaded async-recursion v1.1.1
[INFO] [stderr]   Downloaded gbm-sys v0.4.0
[INFO] [stderr]   Downloaded wayland-sys v0.31.8
[INFO] [stderr]   Downloaded yansi-term v0.1.2
[INFO] [stderr]   Downloaded pipewire-sys v0.8.0
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[INFO] [stderr]   Downloaded enumflags2 v0.7.12
[INFO] [stderr]   Downloaded zvariant_derive v5.9.2
[INFO] [stderr]   Downloaded enumflags2_derive v0.7.12
[INFO] [stderr]   Downloaded linux-raw-sys v0.6.5
[INFO] [stderr]   Downloaded windows v0.61.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 850ebcd4261f1916c9a11ba22df8db7749e364a7b5025af32a263584976562ca
[INFO] running `Command { std: "docker" "start" "-a" "850ebcd4261f1916c9a11ba22df8db7749e364a7b5025af32a263584976562ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "850ebcd4261f1916c9a11ba22df8db7749e364a7b5025af32a263584976562ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "850ebcd4261f1916c9a11ba22df8db7749e364a7b5025af32a263584976562ca", kill_on_drop: false }`
[INFO] [stdout] 850ebcd4261f1916c9a11ba22df8db7749e364a7b5025af32a263584976562ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3255ab0fafebdd9f2b0711e5d2cd8fcb0cae630e839ddabea7584b26158565e5
[INFO] running `Command { std: "docker" "start" "-a" "3255ab0fafebdd9f2b0711e5d2cd8fcb0cae630e839ddabea7584b26158565e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling version-compare v0.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling yansi-term v0.1.2
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling cfg-expr v0.15.8
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling annotate-snippets v0.9.2
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling wayland-sys v0.31.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling wayland-backend v0.3.12
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling quick-xml v0.38.4
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling zmij v1.0.19
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling drm-sys v0.8.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling endi v1.1.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling zerocopy v0.8.38
[INFO] [stderr]    Compiling xml-rs v0.8.28
[INFO] [stderr]    Compiling wayland-client v0.31.12
[INFO] [stderr]    Compiling linux-raw-sys v0.6.5
[INFO] [stderr]    Compiling wayland-scanner v0.31.8
[INFO] [stderr]    Compiling drm-fourcc v2.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling gbm-sys v0.4.0
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling pxfm v0.1.27
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling quick-xml v0.30.0
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling khronos-egl v6.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling png v0.18.0
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling xcb v1.7.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/562dee4820c458d823175268e41601d4c060588a/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.114/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=3209d48065d9200e -C extra-filename=-3a0a7fd3d4d29497 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2d01ab1275df9ceb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e69642fd887cd69b.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-6c0afd1e85ed9e63.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3255ab0fafebdd9f2b0711e5d2cd8fcb0cae630e839ddabea7584b26158565e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3255ab0fafebdd9f2b0711e5d2cd8fcb0cae630e839ddabea7584b26158565e5", kill_on_drop: false }`
[INFO] [stdout] 3255ab0fafebdd9f2b0711e5d2cd8fcb0cae630e839ddabea7584b26158565e5