[INFO] fetching crate wasm_membrane_host 0.2.0...
[INFO] testing wasm_membrane_host-0.2.0 against master#61223975d46f794466efa832bc7562b9707ecc46+rustflags=-Copt-level=3 for pr-121282
[INFO] extracting crate wasm_membrane_host 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate wasm_membrane_host 0.2.0 on toolchain 61223975d46f794466efa832bc7562b9707ecc46
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasm_membrane_host 0.2.0
[INFO] finished tweaking crates.io crate wasm_membrane_host 0.2.0
[INFO] tweaked toml for crates.io crate wasm_membrane_host 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-iterator v0.7.0
[INFO] [stderr]   Downloaded wasmer-derive v2.3.0
[INFO] [stderr]   Downloaded wasmer-compiler-cranelift v2.3.0
[INFO] [stderr]   Downloaded cranelift-frontend v0.82.3
[INFO] [stderr]   Downloaded cranelift-entity v0.82.3
[INFO] [stderr]   Downloaded regalloc v0.0.34
[INFO] [stderr]   Downloaded object v0.28.4
[INFO] [stderr]   Downloaded wasmer-object v2.3.0
[INFO] [stderr]   Downloaded wasmer-engine-dylib v2.3.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.33.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.33.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.33.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.33.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.33.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.82.3
[INFO] [stderr]   Downloaded wasmer-engine v2.3.0
[INFO] [stderr]   Downloaded wasmer-engine-universal-artifact v2.3.0
[INFO] [stderr]   Downloaded wasmer-engine-universal v2.3.0
[INFO] [stderr]   Downloaded corosensei v0.1.4
[INFO] [stderr]   Downloaded region v3.0.0
[INFO] [stderr]   Downloaded enumset_derive v0.8.1
[INFO] [stderr]   Downloaded enumset v1.1.3
[INFO] [stderr]   Downloaded wasmer-compiler v2.3.0
[INFO] [stderr]   Downloaded wasmer-artifact v2.3.0
[INFO] [stderr]   Downloaded windows-sys v0.33.0
[INFO] [stderr]   Downloaded loupe v0.1.3
[INFO] [stderr]   Downloaded target-lexicon v0.12.14
[INFO] [stderr]   Downloaded loupe-derive v0.1.3
[INFO] [stderr]   Downloaded wasmparser v0.83.0
[INFO] [stderr]   Downloaded wasmer-types v2.3.0
[INFO] [stderr]   Downloaded wasmer v2.3.0
[INFO] [stderr]   Downloaded enum-iterator-derive v0.7.0
[INFO] [stderr]   Downloaded wasmer-vm v2.3.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.82.3
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.82.3
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.82.3
[INFO] [stderr]   Downloaded gimli v0.26.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aadf1f622baec4ae23050fd5c854504e6bccfe282252689dfcc97720a25b658b
[INFO] running `Command { std: "docker" "start" "-a" "aadf1f622baec4ae23050fd5c854504e6bccfe282252689dfcc97720a25b658b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aadf1f622baec4ae23050fd5c854504e6bccfe282252689dfcc97720a25b658b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aadf1f622baec4ae23050fd5c854504e6bccfe282252689dfcc97720a25b658b", kill_on_drop: false }`
[INFO] [stdout] aadf1f622baec4ae23050fd5c854504e6bccfe282252689dfcc97720a25b658b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0304aa6ea458c1dc904078a964263bb5eb17e28fd4cddf8735d9943789f4d0b6
[INFO] running `Command { std: "docker" "start" "-a" "0304aa6ea458c1dc904078a964263bb5eb17e28fd4cddf8735d9943789f4d0b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]    Compiling cc v1.0.88
[INFO] [stderr]    Compiling rkyv v0.7.44
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling wasmparser v0.83.0
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling loupe-derive v0.1.3
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling rkyv_derive v0.7.44
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling corosensei v0.1.4
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.82.3
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.82.3
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling region v3.0.0
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling cranelift-entity v0.82.3
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling regalloc v0.0.34
[INFO] [stderr]    Compiling cranelift-bforest v0.82.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling wasm-encoder v0.201.0
[INFO] [stderr]    Compiling bumpalo v3.15.3
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v2.3.0
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling wast v201.0.0
[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/61223975d46f794466efa832bc7562b9707ecc46/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.52/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=a1f63435ad1a6de5 -C extra-filename=-a1f63435ad1a6de5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9675dab333a2ba88.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9a3c6f2abd5cb631.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f8d62a079c79a15a.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0304aa6ea458c1dc904078a964263bb5eb17e28fd4cddf8735d9943789f4d0b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0304aa6ea458c1dc904078a964263bb5eb17e28fd4cddf8735d9943789f4d0b6", kill_on_drop: false }`
[INFO] [stdout] 0304aa6ea458c1dc904078a964263bb5eb17e28fd4cddf8735d9943789f4d0b6