[INFO] fetching crate marine-wasmtime-backend 0.7.0...
[INFO] testing marine-wasmtime-backend-0.7.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate marine-wasmtime-backend 0.7.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate marine-wasmtime-backend 0.7.0
[INFO] finished tweaking crates.io crate marine-wasmtime-backend 0.7.0
[INFO] tweaked toml for crates.io crate marine-wasmtime-backend 0.7.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate marine-wasmtime-backend 0.7.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 288 packages to latest compatible versions
[INFO] [stderr]       Adding multimap v0.8.3 (available: v0.10.1)
[INFO] [stderr]       Adding wasmtime v13.0.1 (available: v37.0.1)
[INFO] [stderr]       Adding wasmtime-wasi v13.0.1 (available: v37.0.1)
[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] a7b308e5ec8e1078f954ed7c142c0b9be09e4733cef4faaed30befa4ceb8e5a3
[INFO] running `Command { std: "docker" "start" "-a" "a7b308e5ec8e1078f954ed7c142c0b9be09e4733cef4faaed30befa4ceb8e5a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7b308e5ec8e1078f954ed7c142c0b9be09e4733cef4faaed30befa4ceb8e5a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b308e5ec8e1078f954ed7c142c0b9be09e4733cef4faaed30befa4ceb8e5a3", kill_on_drop: false }`
[INFO] [stdout] a7b308e5ec8e1078f954ed7c142c0b9be09e4733cef4faaed30befa4ceb8e5a3
[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] 8064a8877a89e6fdaba34d6d06f26a0c6fe156269490288c39aaf548b847b6d7
[INFO] running `Command { std: "docker" "start" "-a" "8064a8877a89e6fdaba34d6d06f26a0c6fe156269490288c39aaf548b847b6d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling cranelift-isle v0.100.1
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.100.1
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.100.1
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling io-lifetimes v2.0.4
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling arbitrary v1.4.2
[INFO] [stderr]    Compiling slice-group-by v0.3.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling wasmtime-component-util v13.0.1
[INFO] [stderr]    Compiling io-extras v0.18.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling wasm-encoder v0.32.0
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]    Compiling ambient-authority v0.0.2
[INFO] [stderr]    Compiling regalloc2 v0.9.3
[INFO] [stderr]    Compiling cap-primitives v2.0.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling maybe-owned v0.3.4
[INFO] [stderr]    Compiling wasm-encoder v0.239.0
[INFO] [stderr]    Compiling cranelift-control v0.100.1
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling wasmtime-asm-macros v13.0.1
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]    Compiling cap-std v2.0.2
[INFO] [stderr]    Compiling id-arena v2.2.1
[INFO] [stderr]    Compiling leb128fmt v0.1.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling ittapi-sys v0.3.5
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling wast v35.0.2
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling wasmtime-cache v13.0.1
[INFO] [stderr]    Compiling sptr v0.3.2
[INFO] [stderr]    Compiling fs-set-times v0.20.3
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling cranelift-codegen v0.100.1
[INFO] [stderr]    Compiling memfd v0.6.5
[INFO] [stderr]    Compiling wasmtime-wmemcheck v13.0.1
[INFO] [stderr]    Compiling wast v239.0.0
[INFO] [stderr]    Compiling debugid v0.8.0
[INFO] [stderr]    Compiling directories-next v2.0.0
[INFO] [stderr]    Compiling ittapi v0.3.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling shellexpand v2.1.2
[INFO] [stderr]    Compiling wasmtime-jit-icache-coherence v13.0.1
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling wasmparser v0.112.0
[INFO] [stderr]    Compiling wasmparser v0.121.2
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling wasi-common v13.0.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling wast v8.0.0
[INFO] [stderr]    Compiling cap-fs-ext v2.0.2
[INFO] [stderr]    Compiling it-to-bytes v0.1.0
[INFO] [stderr]    Compiling system-interface v0.26.1
[INFO] [stderr]    Compiling cap-rand v2.0.2
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling wasmtime-wasi v13.0.1
[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-2.0.106/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=ad0e4f786f6277e9 -C extra-filename=-e10954686f99c264 --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-557d48b6199c64f2.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" "8064a8877a89e6fdaba34d6d06f26a0c6fe156269490288c39aaf548b847b6d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8064a8877a89e6fdaba34d6d06f26a0c6fe156269490288c39aaf548b847b6d7", kill_on_drop: false }`
[INFO] [stdout] 8064a8877a89e6fdaba34d6d06f26a0c6fe156269490288c39aaf548b847b6d7
