[INFO] fetching crate holochain_cli_sandbox 0.6.0-dev.23...
[INFO] testing holochain_cli_sandbox-0.6.0-dev.23 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate holochain_cli_sandbox 0.6.0-dev.23 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate holochain_cli_sandbox 0.6.0-dev.23
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate holochain_cli_sandbox 0.6.0-dev.23
[INFO] tweaked toml for crates.io crate holochain_cli_sandbox 0.6.0-dev.23 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate holochain_cli_sandbox 0.6.0-dev.23 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate holochain_cli_sandbox 0.6.0-dev.23 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3b9a704dc6d5d291da41ee879bfbe01073625e316b1c2ecf3c1b0d306411182
[INFO] running `Command { std: "docker" "start" "-a" "b3b9a704dc6d5d291da41ee879bfbe01073625e316b1c2ecf3c1b0d306411182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3b9a704dc6d5d291da41ee879bfbe01073625e316b1c2ecf3c1b0d306411182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b9a704dc6d5d291da41ee879bfbe01073625e316b1c2ecf3c1b0d306411182", kill_on_drop: false }`
[INFO] [stdout] b3b9a704dc6d5d291da41ee879bfbe01073625e316b1c2ecf3c1b0d306411182
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f8454b3eea37209b646f3cee1857d12f875a0dd78f8786c411413bc71ae397a
[INFO] running `Command { std: "docker" "start" "-a" "3f8454b3eea37209b646f3cee1857d12f875a0dd78f8786c411413bc71ae397a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling cc v1.2.38
[INFO] [stderr]    Compiling indexmap v2.11.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling zlib-rs v0.5.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling rle-decode-fast v1.0.3
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling filetime v0.2.26
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling dary_heap v0.3.8
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling zopfli v0.8.2
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling minisign-verify v0.2.4
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling deranged v0.5.3
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling libflate_lz77 v2.1.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling libflate v2.1.0
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rtoolbox v0.0.3
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling ureq-proto v0.5.2
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling libsqlite3-sys v0.34.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rpassword v7.4.0
[INFO] [stderr]    Compiling xattr v1.6.1
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling ureq v3.1.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling pem v3.0.5
[INFO] [stderr]    Compiling winnow v0.6.26
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling nanoid v0.4.0
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling toml_datetime v0.7.0
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling blake2b_simd v1.0.3
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling toml_edit v0.23.4
[INFO] [stderr]    Compiling lru v0.14.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling yasna v0.5.2
[INFO] [stderr]    Compiling subtle-encoding v0.5.1
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling libz-rs-sys v0.5.2
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling sqlformat v0.3.5
[INFO] [stderr]    Compiling zip v5.1.1
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling itertools v0.8.2
[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/beta-2025-09-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/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=76f977ec97765af5 -C extra-filename=-ad15d33abd6af0a0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3961f8809e272ccb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8b6071bff2f2593c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9ad4622e9362cad2.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" "3f8454b3eea37209b646f3cee1857d12f875a0dd78f8786c411413bc71ae397a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f8454b3eea37209b646f3cee1857d12f875a0dd78f8786c411413bc71ae397a", kill_on_drop: false }`
[INFO] [stdout] 3f8454b3eea37209b646f3cee1857d12f875a0dd78f8786c411413bc71ae397a