[INFO] fetching crate nabla-cli 0.2.1...
[INFO] testing nabla-cli-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate nabla-cli 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate nabla-cli 0.2.1
[INFO] finished tweaking crates.io crate nabla-cli 0.2.1
[INFO] tweaked toml for crates.io crate nabla-cli 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nabla-cli 0.2.1 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 nabla-cli 0.2.1 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 092fd95bf2b9fa508bbba242687feec6ae0b57d065facbafb89b35db23f91d66
[INFO] running `Command { std: "docker" "start" "-a" "092fd95bf2b9fa508bbba242687feec6ae0b57d065facbafb89b35db23f91d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "092fd95bf2b9fa508bbba242687feec6ae0b57d065facbafb89b35db23f91d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "092fd95bf2b9fa508bbba242687feec6ae0b57d065facbafb89b35db23f91d66", kill_on_drop: false }`
[INFO] [stdout] 092fd95bf2b9fa508bbba242687feec6ae0b57d065facbafb89b35db23f91d66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5f7475b3e52b8e18d2e2cfdb212727000f5f7c03e7c4984d4bf49fda428d3710
[INFO] running `Command { std: "docker" "start" "-a" "5f7475b3e52b8e18d2e2cfdb212727000f5f7c03e7c4984d4bf49fda428d3710", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling base64ct v1.7.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling cranelift-srcgen v0.121.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling cranelift-assembler-x64-meta v0.121.2
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling safe-transmute v0.11.3
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling cranelift-isle v0.121.2
[INFO] [stderr]    Compiling protobuf v3.7.2
[INFO] [stderr]    Compiling cranelift-bitset v0.121.2
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling byteordered v0.6.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling inventory v0.3.20
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.121.2
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling cranelift-assembler-x64 v0.121.2
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling wasmtime-math v34.0.2
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling arbitrary v1.4.1
[INFO] [stderr]    Compiling wasmparser v0.233.0
[INFO] [stderr]    Compiling jpeg-encoder v0.6.1
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling logos-codegen v0.15.0
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling wasm-encoder v0.233.0
[INFO] [stderr]    Compiling cranelift-control v0.121.2
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rfc6979 v0.4.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling leb128fmt v0.1.0
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling elliptic-curve v0.13.8
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling ignore v0.4.23
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling linkme-impl v0.3.33
[INFO] [stderr]    Compiling oid-registry v0.8.1
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling rusticata-macros v4.1.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling supports-color v2.1.0
[INFO] [stderr]    Compiling globwalk v0.9.1
[INFO] [stderr]    Compiling ecdsa v0.16.9
[INFO] [stderr]    Compiling primeorder v0.13.6
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling capstone-sys v0.17.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling multer v3.1.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling text-size v1.1.1
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling memx v0.1.32
[INFO] [stderr]    Compiling camino v1.1.10
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling wasm-encoder v0.214.0
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling rustls-webpki v0.103.4
[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-2.0.104/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=ff422fe4c0633343 -C extra-filename=-0a4d5c519bbf8ddd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bf9571ce26f6f9f2.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-14483d47ce05331a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-4a25721f1aaca7af.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" "5f7475b3e52b8e18d2e2cfdb212727000f5f7c03e7c4984d4bf49fda428d3710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f7475b3e52b8e18d2e2cfdb212727000f5f7c03e7c4984d4bf49fda428d3710", kill_on_drop: false }`
[INFO] [stdout] 5f7475b3e52b8e18d2e2cfdb212727000f5f7c03e7c4984d4bf49fda428d3710
