[INFO] fetching crate memflowup 0.2.0...
[INFO] testing memflowup-0.2.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate memflowup 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate memflowup 0.2.0
[INFO] finished tweaking crates.io crate memflowup 0.2.0
[INFO] tweaked toml for crates.io crate memflowup 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate memflowup 0.2.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate memflowup 0.2.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7c6ce50e7cfef03ed15807d32618d6af0ce989b2fb374dc6cc27636b7a900d5
[INFO] running `Command { std: "docker" "start" "-a" "b7c6ce50e7cfef03ed15807d32618d6af0ce989b2fb374dc6cc27636b7a900d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7c6ce50e7cfef03ed15807d32618d6af0ce989b2fb374dc6cc27636b7a900d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c6ce50e7cfef03ed15807d32618d6af0ce989b2fb374dc6cc27636b7a900d5", kill_on_drop: false }`
[INFO] [stdout] b7c6ce50e7cfef03ed15807d32618d6af0ce989b2fb374dc6cc27636b7a900d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47c9c66dda9fc6aca77333b5ea9d02ac677213cb0b9675c99408656bb2ffc305
[INFO] running `Command { std: "docker" "start" "-a" "47c9c66dda9fc6aca77333b5ea9d02ac677213cb0b9675c99408656bb2ffc305", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling once_cell v1.20.1
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling rustls-pki-types v1.9.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling cpufeatures v0.2.14
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling cc v1.1.25
[INFO] [stderr]    Compiling core_extensions v1.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling rustls v0.23.14
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling tstr_proc_macros v0.2.2
[INFO] [stderr]    Compiling core_extensions_proc_macros v1.5.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling abi_stable_shared v0.10.3
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling multer v3.1.0
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling tstr v0.2.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.17
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling repr_offset v0.2.2
[INFO] [stderr]    Compiling cglue v0.2.14
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling webpki-roots v0.26.6
[INFO] [stderr]    Compiling generational-arena v0.2.9
[INFO] [stderr]    Compiling zstd-safe v7.2.1
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling bumpalo v3.16.0
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling headers-core v0.3.0
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling tarc v0.1.4
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling dataview v0.1.2
[INFO] [stderr]    Compiling pelite-macros v0.1.1
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling volatile v0.4.6
[INFO] [stderr]    Compiling portable-atomic v1.9.0
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling x86_64 v0.14.12
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling pelite v0.9.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling coarsetime v0.1.34
[INFO] [stderr]    Compiling libloading v0.8.5
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling lockfree-object-pool v0.1.6
[INFO] [stderr]    Compiling as_derive_utils v0.10.3
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling dataview v1.0.1
[INFO] [stderr]    Compiling zip v2.2.0
[INFO] [stderr]    Compiling rangemap v1.5.1
[INFO] [stderr]    Compiling fixed-slice-vec v0.10.0
[INFO] [stderr]    Compiling clap_builder v4.5.19
[INFO] [stderr]    Compiling newline-converter v0.3.0
[INFO] [stderr]    Compiling zopfli v0.8.1
[INFO] [stderr]    Compiling time v0.3.36
[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/beta-2025-10-28-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=c96367013c4b4fd5 -C extra-filename=-0f6f73a03716c327 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-31d473c435bae482.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6c508e29bb318806.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-22b7b0cc8d73ac3c.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "47c9c66dda9fc6aca77333b5ea9d02ac677213cb0b9675c99408656bb2ffc305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c9c66dda9fc6aca77333b5ea9d02ac677213cb0b9675c99408656bb2ffc305", kill_on_drop: false }`
[INFO] [stdout] 47c9c66dda9fc6aca77333b5ea9d02ac677213cb0b9675c99408656bb2ffc305
