[INFO] fetching crate openreadout-mcp 0.3.0...
[INFO] testing openreadout-mcp-0.3.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate openreadout-mcp 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate openreadout-mcp 0.3.0
[INFO] finished tweaking crates.io crate openreadout-mcp 0.3.0
[INFO] tweaked toml for crates.io crate openreadout-mcp 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate openreadout-mcp 0.3.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate openreadout-mcp 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rmcp-macros v3.5.1
[INFO] [stderr]   Downloaded openreadout-signal v0.3.0
[INFO] [stderr]   Downloaded monostate-impl v1.0.3
[INFO] [stderr]   Downloaded zarrs_plugin v0.4.1
[INFO] [stderr]   Downloaded debug_unsafe v0.1.4
[INFO] [stderr]   Downloaded jxl-bitstream v1.1.0
[INFO] [stderr]   Downloaded rayon_iter_concurrent_limit v0.2.0
[INFO] [stderr]   Downloaded jxl-threadpool v1.0.0
[INFO] [stderr]   Downloaded zarrs_chunk_key_encoding v0.2.0
[INFO] [stderr]   Downloaded jxl-image v0.13.0
[INFO] [stderr]   Downloaded unsafe_cell_slice v0.2.2
[INFO] [stderr]   Downloaded codepage v0.1.3
[INFO] [stderr]   Downloaded zarrs_filesystem v0.3.12
[INFO] [stderr]   Downloaded atoi_simd v0.18.1
[INFO] [stderr]   Downloaded jxl-oxide v0.12.6
[INFO] [stderr]   Downloaded zarrs_metadata_ext v0.4.4
[INFO] [stderr]   Downloaded jxl-vardct v0.11.1
[INFO] [stderr]   Downloaded jxl-jbr v0.2.1
[INFO] [stderr]   Downloaded arrow-cmp v60.0.0
[INFO] [stderr]   Downloaded zarrs_metadata v0.7.5
[INFO] [stderr]   Downloaded zarrs_data_type v0.9.0
[INFO] [stderr]   Downloaded monostate v1.0.3
[INFO] [stderr]   Downloaded zarrs_chunk_grid v0.5.1
[INFO] [stderr]   Downloaded openreadout-mzml-writer v0.3.0
[INFO] [stderr]   Downloaded jxl-frame v0.13.3
[INFO] [stderr]   Downloaded openreadout-ops v0.3.0
[INFO] [stderr]   Downloaded zarrs_storage v0.4.5
[INFO] [stderr]   Downloaded jxl-grid v0.6.2
[INFO] [stderr]   Downloaded jxl-coding v1.0.1
[INFO] [stderr]   Downloaded openreadout-jpegxr v0.3.0
[INFO] [stderr]   Downloaded jxl-modular v0.11.3
[INFO] [stderr]   Downloaded openreadout-codecs v0.3.0
[INFO] [stderr]   Downloaded jxl-color v0.11.0
[INFO] [stderr]   Downloaded openreadout-arrow v0.3.0
[INFO] [stderr]   Downloaded fast-float2 v0.2.4
[INFO] [stderr]   Downloaded openreadout-quant v0.3.0
[INFO] [stderr]   Downloaded quick_cache v0.6.24
[INFO] [stderr]   Downloaded openreadout-omezarr v0.3.0
[INFO] [stderr]   Downloaded zarrs_codec v0.2.1
[INFO] [stderr]   Downloaded openreadout-ometiff v0.3.0
[INFO] [stderr]   Downloaded openreadout-preview v0.3.0
[INFO] [stderr]   Downloaded openreadout-live v0.3.0
[INFO] [stderr]   Downloaded openreadout-hdf5 v0.3.0
[INFO] [stderr]   Downloaded jxl-render v0.12.4
[INFO] [stderr]   Downloaded arrow-data v60.0.0
[INFO] [stderr]   Downloaded openreadout-assay v0.3.0
[INFO] [stderr]   Downloaded arrow-schema v60.0.0
[INFO] [stderr]   Downloaded openreadout-fcs v0.3.0
[INFO] [stderr]   Downloaded weezl v0.2.1
[INFO] [stderr]   Downloaded ruzstd v0.9.0
[INFO] [stderr]   Downloaded openreadout-qpcr v0.3.0
[INFO] [stderr]   Downloaded openreadout-index v0.3.0
[INFO] [stderr]   Downloaded openreadout-batch v0.3.0
[INFO] [stderr]   Downloaded zip v8.6.0
[INFO] [stderr]   Downloaded openreadout-core v0.3.0
[INFO] [stderr]   Downloaded openreadout-plate v0.3.0
[INFO] [stderr]   Downloaded arrow-ipc v60.0.0
[INFO] [stderr]   Downloaded arrow-buffer v60.0.0
[INFO] [stderr]   Downloaded openreadout-nmr v0.3.0
[INFO] [stderr]   Downloaded dicom-toolkit-jpeg2000 v0.5.0
[INFO] [stderr]   Downloaded calamine v0.36.1
[INFO] [stderr]   Downloaded arrow-select v60.0.0
[INFO] [stderr]   Downloaded openreadout-tiff v0.3.0
[INFO] [stderr]   Downloaded arrow-array v60.0.0
[INFO] [stderr]   Downloaded zarrs v0.23.14
[INFO] [stderr]   Downloaded positioned-io v0.3.5
[INFO] [stderr]   Downloaded rmcp v3.5.1
[INFO] [stderr]   Downloaded rust-j2k v0.3.0
[INFO] [stderr]   Downloaded parquet v60.0.0
[INFO] [stderr]   Downloaded hdf5-pure v0.47.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e791bffaf0a7164b9b182db07b611c88b4a7287540e3d0ce444919b3247419ee
[INFO] running `Command { std: "docker" "start" "e791bffaf0a7164b9b182db07b611c88b4a7287540e3d0ce444919b3247419ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e791bffaf0a7164b9b182db07b611c88b4a7287540e3d0ce444919b3247419ee", 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" "e791bffaf0a7164b9b182db07b611c88b4a7287540e3d0ce444919b3247419ee" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e791bffaf0a7164b9b182db07b611c88b4a7287540e3d0ce444919b3247419ee", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e791bffaf0a7164b9b182db07b611c88b4a7287540e3d0ce444919b3247419ee" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling simd-adler32 v0.3.10
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling either v1.18.0
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling roxmltree v0.21.1
[INFO] [stderr]    Compiling xxhash-rust v0.8.19
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling lz4_flex v0.14.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling brotli-decompressor v5.0.3
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling arrow-schema v60.0.0
[INFO] [stderr]    Compiling libz-sys v1.1.29
[INFO] [stderr]    Compiling miniz_oxide v0.9.1
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling unsafe_cell_slice v0.2.2
[INFO] [stderr]    Compiling image-webp v0.2.4
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling ruzstd v0.9.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling smallvec v1.16.1
[INFO] [stderr]    Compiling weezl v0.2.1
[INFO] [stderr]    Compiling dicom-toolkit-jpeg2000 v0.5.0
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling flate2 v1.1.10
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling openreadout-jpegxr v0.3.0
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling num-bigint v0.5.1
[INFO] [stderr]    Compiling num-bigint v0.4.8
[INFO] [stderr]    Compiling num-iter v0.1.46
[INFO] [stderr]    Compiling rust-j2k v0.3.0
[INFO] [stderr]    Compiling event-listener v5.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling uuid v1.26.1
[INFO] [stderr]    Compiling crypto-common v0.2.2
[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/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.119/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 -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --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=51ce129249ee591d -C extra-filename=-c2f9b2d8577fe845 --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern proc_macro2=/opt/rustwide/target/release/deps/libproc_macro2-568395be76da8392.rmeta --extern quote=/opt/rustwide/target/release/deps/libquote-8c6c51122be409c2.rmeta --extern unicode_ident=/opt/rustwide/target/release/deps/libunicode_ident-252fc9bf0a40533c.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-3.0.6/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 -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --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=915d35af0d03f631 -C extra-filename=-4047238159d39774 --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern proc_macro2=/opt/rustwide/target/release/deps/libproc_macro2-568395be76da8392.rmeta --extern quote=/opt/rustwide/target/release/deps/libquote-8c6c51122be409c2.rmeta --extern unicode_ident=/opt/rustwide/target/release/deps/libunicode_ident-252fc9bf0a40533c.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e791bffaf0a7164b9b182db07b611c88b4a7287540e3d0ce444919b3247419ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e791bffaf0a7164b9b182db07b611c88b4a7287540e3d0ce444919b3247419ee", kill_on_drop: false }`
[INFO] [stdout] e791bffaf0a7164b9b182db07b611c88b4a7287540e3d0ce444919b3247419ee
