[INFO] fetching crate spl-governance-test-sdk-mythic 0.1.6...
[INFO] testing spl-governance-test-sdk-mythic-0.1.6 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate spl-governance-test-sdk-mythic 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate spl-governance-test-sdk-mythic 0.1.6
[INFO] finished tweaking crates.io crate spl-governance-test-sdk-mythic 0.1.6
[INFO] tweaked toml for crates.io crate spl-governance-test-sdk-mythic 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spl-governance-test-sdk-mythic 0.1.6 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spl-governance-test-sdk-mythic 0.1.6 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 568d247a4cf675234708267e80b73809fa0a28293a36c05b3faf1f10a24f973f
[INFO] running `Command { std: "docker" "start" "-a" "568d247a4cf675234708267e80b73809fa0a28293a36c05b3faf1f10a24f973f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "568d247a4cf675234708267e80b73809fa0a28293a36c05b3faf1f10a24f973f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "568d247a4cf675234708267e80b73809fa0a28293a36c05b3faf1f10a24f973f", kill_on_drop: false }`
[INFO] [stdout] 568d247a4cf675234708267e80b73809fa0a28293a36c05b3faf1f10a24f973f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38ceb2bf901974486f381505370344ba2730668c5c59b9a59d62ba55438e91a5
[INFO] running `Command { std: "docker" "start" "-a" "38ceb2bf901974486f381505370344ba2730668c5c59b9a59d62ba55438e91a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.38
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling bs58 v0.5.1
[INFO] [stderr]    Compiling solana-sanitize v2.1.7
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling solana-atomic-u64 v2.1.7
[INFO] [stderr]    Compiling solana-decode-error v2.1.7
[INFO] [stderr]    Compiling borsh v1.6.0
[INFO] [stderr]    Compiling five8_core v0.1.2
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling five8_const v0.1.4
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling solana-msg v2.1.7
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling solana-program-memory v2.1.7
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling bv v0.11.1
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling solana-program-option v2.1.7
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling solana-native-token v2.1.7
[INFO] [stderr]    Compiling zmij v1.0.19
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling signature v1.6.4
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling ed25519 v1.5.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling derivation-path v0.2.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stderr]    Compiling uriparse v0.6.4
[INFO] [stderr]    Compiling solana-precompile-error v2.1.7
[INFO] [stderr]    Compiling libsecp256k1-core v0.2.2
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling socket2 v0.6.2
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.2.1
[INFO] [stderr]    Compiling openssl-src v300.5.5+3.5.5
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling solana-derivation-path v2.1.7
[INFO] [stderr]    Compiling libsecp256k1 v0.6.0
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling ryu v1.0.22
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling compression-core v0.4.31
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling brotli v8.0.2
[INFO] [stderr]    Compiling blake3 v1.8.3
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling gethostname v0.2.3
[INFO] [stderr]    Compiling solana-measure v2.1.7
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling eager v0.1.0
[INFO] [stderr]    Compiling scroll v0.11.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling solana-log-collector v2.1.7
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling borsh-derive-internal v0.10.4
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.10.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling solana-security-txt v1.1.2
[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-2026-04-21-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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --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=9bfd468119c30dd6 -C extra-filename=-1d2812b6c9102e7b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-180412bed9fc519c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e524a1bb7c3f3668.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-78d3da9d81f84e3e.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" "38ceb2bf901974486f381505370344ba2730668c5c59b9a59d62ba55438e91a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38ceb2bf901974486f381505370344ba2730668c5c59b9a59d62ba55438e91a5", kill_on_drop: false }`
[INFO] [stdout] 38ceb2bf901974486f381505370344ba2730668c5c59b9a59d62ba55438e91a5
