[INFO] fetching crate sp-finality-grandpa 16.0.0...
[INFO] testing sp-finality-grandpa-16.0.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate sp-finality-grandpa 16.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate sp-finality-grandpa 16.0.0
[INFO] finished tweaking crates.io crate sp-finality-grandpa 16.0.0
[INFO] tweaked toml for crates.io crate sp-finality-grandpa 16.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sp-finality-grandpa 16.0.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 359 packages to latest compatible versions
[INFO] [stderr]       Adding curve25519-dalek v3.2.0 (available: v3.2.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding sp-api v16.0.0 (available: v39.0.0)
[INFO] [stderr]       Adding sp-application-crypto v19.0.0 (available: v43.0.0)
[INFO] [stderr]       Adding sp-core v18.0.0 (available: v38.1.0)
[INFO] [stderr]       Adding sp-keystore v0.24.0 (available: v0.44.1)
[INFO] [stderr]       Adding sp-runtime v20.0.0 (available: v44.0.0)
[INFO] [stderr]       Adding sp-std v7.0.0 (available: v14.0.0)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31b4a306e5d9c3f49d2722295edf4a2667ddeb30c773188079c94e2bea54bf90
[INFO] running `Command { std: "docker" "start" "-a" "31b4a306e5d9c3f49d2722295edf4a2667ddeb30c773188079c94e2bea54bf90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31b4a306e5d9c3f49d2722295edf4a2667ddeb30c773188079c94e2bea54bf90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31b4a306e5d9c3f49d2722295edf4a2667ddeb30c773188079c94e2bea54bf90", kill_on_drop: false }`
[INFO] [stdout] 31b4a306e5d9c3f49d2722295edf4a2667ddeb30c773188079c94e2bea54bf90
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b531ef837bd7eb5738c8a5bad2286c1180a00dde8f8e7d7e5c89d9fb09792393
[INFO] running `Command { std: "docker" "start" "-a" "b531ef837bd7eb5738c8a5bad2286c1180a00dde8f8e7d7e5c89d9fb09792393", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling cranelift-entity v0.93.2
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rustix v0.36.17
[INFO] [stderr]    Compiling sp-std v7.0.0
[INFO] [stderr]    Compiling const_format v0.2.35
[INFO] [stderr]    Compiling scale-info-derive v2.11.6
[INFO] [stderr]    Compiling wasmtime-runtime v6.0.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]    Compiling libsecp256k1-core v0.3.0
[INFO] [stderr]    Compiling object v0.29.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling memfd v0.6.5
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling icu_properties v2.1.1
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling wasmtime-asm-macros v6.0.2
[INFO] [stderr]    Compiling wasmtime-jit-debug v6.0.2
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling scale-info v2.11.6
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling impl-serde v0.4.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[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/c2e32f1c9652b13ed99608599c1e855462f421f3/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=0a8883315c3ca0bc -C extra-filename=-d043a7560f3ecec3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7f248eb89d15af9d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e50ca8f86bc2df2a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b531ef837bd7eb5738c8a5bad2286c1180a00dde8f8e7d7e5c89d9fb09792393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b531ef837bd7eb5738c8a5bad2286c1180a00dde8f8e7d7e5c89d9fb09792393", kill_on_drop: false }`
[INFO] [stdout] b531ef837bd7eb5738c8a5bad2286c1180a00dde8f8e7d7e5c89d9fb09792393