[INFO] cloning repository https://github.com/mehfius/rust_api_pdf_to_ocr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mehfius/rust_api_pdf_to_ocr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehfius%2Frust_api_pdf_to_ocr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehfius%2Frust_api_pdf_to_ocr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 817822e7982753703ff9335e90376a72977abe29
[INFO] testing mehfius/rust_api_pdf_to_ocr against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehfius%2Frust_api_pdf_to_ocr" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mehfius/rust_api_pdf_to_ocr
[INFO] finished tweaking git repo https://github.com/mehfius/rust_api_pdf_to_ocr
[INFO] tweaked toml for git repo https://github.com/mehfius/rust_api_pdf_to_ocr written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mehfius/rust_api_pdf_to_ocr on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 349 packages to highest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.23.1)
[INFO] [stderr]       Adding mupdf v0.5.0 (available: v0.8.0)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a1cf709703113df53e22932a27c3b07af4dec61fd23ddecf3401b600b4e42dcf
[INFO] running `Command { std: "docker" "start" "a1cf709703113df53e22932a27c3b07af4dec61fd23ddecf3401b600b4e42dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1cf709703113df53e22932a27c3b07af4dec61fd23ddecf3401b600b4e42dcf", 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" "a1cf709703113df53e22932a27c3b07af4dec61fd23ddecf3401b600b4e42dcf" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1cf709703113df53e22932a27c3b07af4dec61fd23ddecf3401b600b4e42dcf", 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" "a1cf709703113df53e22932a27c3b07af4dec61fd23ddecf3401b600b4e42dcf" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.16.0
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling bitflags v2.13.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.20
[INFO] [stderr]    Compiling crossbeam-deque v0.8.7
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.4
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.3
[INFO] [stderr]    Compiling glob v0.3.4
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling zerocopy v0.8.56
[INFO] [stderr]    Compiling futures-task v0.3.34
[INFO] [stderr]    Compiling crc32fast v1.5.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling futures-util v0.3.34
[INFO] [stderr]    Compiling typenum v1.20.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling either v1.18.0
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling anyhow v1.0.104
[INFO] [stderr]    Compiling clang-sys v1.9.1
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling num-bigint v0.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling miniz_oxide v0.9.1
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling arrayvec v0.7.8
[INFO] [stderr]    Compiling tokio v1.53.1
[INFO] [stderr]    Compiling thiserror v2.0.20
[INFO] [stderr]    Compiling winnow v1.0.4
[INFO] [stderr]    Compiling bindgen v0.71.1
[INFO] [stderr]    Compiling jobserver v0.1.35
[INFO] [stderr]    Compiling cc v1.4.4
[INFO] [stderr]    Compiling hybrid-array v0.4.14
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling indexmap v2.14.1
[INFO] [stderr]    Compiling flate2 v1.1.10
[INFO] [stderr]    Compiling toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling pathfinder_simd v0.5.6
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v6.0.1
[INFO] [stderr]    Compiling as-slice v0.2.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling unicode-segmentation v1.13.3
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling av-scenechange v0.14.1
[INFO] [stderr]    Compiling rustc-hash v2.1.3
[INFO] [stderr]    Compiling bytemuck v1.25.2
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling built v0.8.1
[INFO] [stderr]    Compiling local-waker v0.1.4
[INFO] [stderr]    Compiling cpufeatures v0.3.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling thiserror-impl v2.0.20
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling alloc-stdlib v0.2.4
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling openssl-sys v0.9.117
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling freetype-sys v0.20.1
[INFO] [stderr]    Compiling rav1e v0.8.1
[INFO] [stderr]    Compiling openssl v0.10.81
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling toml_edit v0.25.13+spec-1.1.0
[INFO] [stderr]    Compiling aligned v0.4.3
[INFO] [stderr]    Compiling block-buffer v0.12.1
[INFO] [stderr]    Compiling crypto-common v0.2.2
[INFO] [stderr]    Compiling pulp v0.22.3
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling no_std_io2 v0.9.4
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling num-conv v0.2.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling bytes v1.12.1
[INFO] [stderr]    Compiling time-core v0.1.9
[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.1-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="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=ff218aa8803b35be -C extra-filename=-11e8de9af56786ed --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_macro2-58bd5a67493b0c92.rmeta --extern quote=/opt/rustwide/target/release/deps/libquote-bb159eae73371f0d.rmeta --extern unicode_ident=/opt/rustwide/target/release/deps/libunicode_ident-3d1450b03eaa80c7.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a1cf709703113df53e22932a27c3b07af4dec61fd23ddecf3401b600b4e42dcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1cf709703113df53e22932a27c3b07af4dec61fd23ddecf3401b600b4e42dcf", kill_on_drop: false }`
[INFO] [stdout] a1cf709703113df53e22932a27c3b07af4dec61fd23ddecf3401b600b4e42dcf
