[INFO] fetching crate dusk-wasmtime 21.0.0-alpha...
[INFO] testing dusk-wasmtime-21.0.0-alpha against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237
[INFO] extracting crate dusk-wasmtime 21.0.0-alpha into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate dusk-wasmtime 21.0.0-alpha
[INFO] finished tweaking crates.io crate dusk-wasmtime 21.0.0-alpha
[INFO] tweaked toml for crates.io crate dusk-wasmtime 21.0.0-alpha written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dusk-wasmtime 21.0.0-alpha on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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 173 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (available: v0.25.0)
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding fxprof-processed-profile v0.6.0 (available: v0.8.1)
[INFO] [stderr]       Adding gimli v0.28.1 (available: v0.32.2)
[INFO] [stderr]       Adding object v0.33.0 (available: v0.37.3)
[INFO] [stderr]       Adding rustix v0.38.44 (available: v1.1.2)
[INFO] [stderr]       Adding target-lexicon v0.12.16 (available: v0.13.3)
[INFO] [stderr]       Adding wasm-encoder v0.202.0 (available: v0.239.0)
[INFO] [stderr]       Adding wasmparser v0.202.0 (available: v0.239.0)
[INFO] [stderr]       Adding wasmtime-asm-macros v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-cache v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-component-macro v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-component-util v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-cranelift v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-environ v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-fiber v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-jit-debug v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-jit-icache-coherence v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-slab v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-versioned-export-macros v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-winch v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-wit-bindgen v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding wasmtime-wmemcheck v20.0.0 (available: v20.0.2)
[INFO] [stderr]       Adding winch-codegen v0.18.0 (available: v0.18.2)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.61.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d6fe717820399f72f4d9c5fa673fd90aa7887ab15513eeb9911600721dbd62f
[INFO] running `Command { std: "docker" "start" "-a" "8d6fe717820399f72f4d9c5fa673fd90aa7887ab15513eeb9911600721dbd62f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d6fe717820399f72f4d9c5fa673fd90aa7887ab15513eeb9911600721dbd62f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d6fe717820399f72f4d9c5fa673fd90aa7887ab15513eeb9911600721dbd62f", kill_on_drop: false }`
[INFO] [stdout] 8d6fe717820399f72f4d9c5fa673fd90aa7887ab15513eeb9911600721dbd62f
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57b27356bbc6b1c6180edf8860ac4bee03ff0ae3ee2351bf4c671db0b249dab7
[INFO] running `Command { std: "docker" "start" "-a" "57b27356bbc6b1c6180edf8860ac4bee03ff0ae3ee2351bf4c671db0b249dab7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling cranelift-isle v0.107.2
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.107.2
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling slice-group-by v0.3.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling arbitrary v1.4.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling cpp_demangle v0.4.4
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.107.2
[INFO] [stderr]    Compiling wasmtime-component-util v20.0.0
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling cc v1.2.36
[INFO] [stderr]    Compiling wasm-encoder v0.239.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling wasm-encoder v0.202.0
[INFO] [stderr]    Compiling id-arena v2.2.1
[INFO] [stderr]    Compiling regalloc2 v0.9.3
[INFO] [stderr]    Compiling leb128fmt v0.1.0
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling wasmtime-asm-macros v20.0.0
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling wasmtime-cache v20.0.0
[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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=e2231f1f3561dbb3 -C extra-filename=-9bb25dbc9295753d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a28683de7e2d991e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-084ae52e87cd4d87.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b4c15d9166d0a657.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" "57b27356bbc6b1c6180edf8860ac4bee03ff0ae3ee2351bf4c671db0b249dab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57b27356bbc6b1c6180edf8860ac4bee03ff0ae3ee2351bf4c671db0b249dab7", kill_on_drop: false }`
[INFO] [stdout] 57b27356bbc6b1c6180edf8860ac4bee03ff0ae3ee2351bf4c671db0b249dab7