[INFO] fetching crate soroban-test 22.5.0...
[INFO] testing soroban-test-22.5.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate soroban-test 22.5.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate soroban-test 22.5.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate soroban-test 22.5.0
[INFO] tweaked toml for crates.io crate soroban-test 22.5.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate soroban-test 22.5.0 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 soroban-test 22.5.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9531716ac79be2fd9611255babb18b592bb280e0105605856a5b51827947a523
[INFO] running `Command { std: "docker" "start" "-a" "9531716ac79be2fd9611255babb18b592bb280e0105605856a5b51827947a523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9531716ac79be2fd9611255babb18b592bb280e0105605856a5b51827947a523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9531716ac79be2fd9611255babb18b592bb280e0105605856a5b51827947a523", kill_on_drop: false }`
[INFO] [stdout] 9531716ac79be2fd9611255babb18b592bb280e0105605856a5b51827947a523
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 68b3755ce3abc3e5d791593e534127223141d98231984e856131bb0541f0fe58
[INFO] running `Command { std: "docker" "start" "-a" "68b3755ce3abc3e5d791593e534127223141d98231984e856131bb0541f0fe58", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling indexmap v2.3.0
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling escape-bytes v0.1.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling litemap v0.7.4
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling rustls-pki-types v1.8.0
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling clap_builder v4.5.14
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
[INFO] [stderr]    Compiling schemars v0.8.21
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling icu_properties_data v1.5.0
[INFO] [stderr]    Compiling ring v0.17.13
[INFO] [stderr]    Compiling dyn-clone v1.0.17
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling async-trait v0.1.76
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling openssl-sys v0.9.105
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling rustls-pemfile v2.1.3
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling openssl v0.10.70
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rustls v0.23.12
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling ethnum v1.5.0
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling indexmap-nostd v0.4.0
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling wasmparser-nostd v0.100.2
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling rustls-native-certs v0.7.3
[INFO] [stderr]    Compiling libdbus-sys v0.2.5
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling wasmi_core v0.13.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling wasmi_arena v0.4.1
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling rustls-native-certs v0.8.0
[INFO] [stderr]    Compiling hidapi v1.5.0
[INFO] [stderr]    Compiling webpki-roots v0.26.3
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling wasmparser v0.116.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling soroban-env-host v22.1.2
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling arrayref v0.3.8
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling num-iter v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.5
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling predicates-core v1.0.8
[INFO] [stderr]    Compiling hex-literal v0.4.1
[INFO] [stderr]    Compiling camino v1.1.7
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling bstr v1.10.0
[INFO] [stderr]    Compiling num v0.4.1
[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-2.0.87/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=9bf84d99fbe7ddaf -C extra-filename=-f8fa3e12a1063b64 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0a33797e662ffc7c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-81170203b5bcddf4.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-4531f72b7268c58a.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" "68b3755ce3abc3e5d791593e534127223141d98231984e856131bb0541f0fe58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b3755ce3abc3e5d791593e534127223141d98231984e856131bb0541f0fe58", kill_on_drop: false }`
[INFO] [stdout] 68b3755ce3abc3e5d791593e534127223141d98231984e856131bb0541f0fe58