[INFO] fetching crate unc-vm-engine 0.12.2...
[INFO] building unc-vm-engine-0.12.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate unc-vm-engine 0.12.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate unc-vm-engine 0.12.2
[INFO] finished tweaking crates.io crate unc-vm-engine 0.12.2
[INFO] tweaked toml for crates.io crate unc-vm-engine 0.12.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unc-vm-engine 0.12.2 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]      Locking 147 packages to latest compatible versions
[INFO] [stderr]       Adding finite-wasm v0.5.0 (available: v0.6.0)
[INFO] [stderr]       Adding memmap2 v0.5.10 (available: v0.9.8)
[INFO] [stderr]       Adding more-asserts v0.2.2 (available: v0.3.1)
[INFO] [stderr]       Adding rkyv v0.7.45 (available: v0.8.11)
[INFO] [stderr]       Adding rustix v0.37.28 (available: v1.1.2)
[INFO] [stderr]       Adding target-lexicon v0.12.16 (available: v0.13.3)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] [stderr]       Adding wasmprinter v0.2.57 (available: v0.2.80)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f74232fc16e23e7666575bc40cbe5909fdb7e494778411ad658c78cd8742d7d4
[INFO] running `Command { std: "docker" "start" "-a" "f74232fc16e23e7666575bc40cbe5909fdb7e494778411ad658c78cd8742d7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f74232fc16e23e7666575bc40cbe5909fdb7e494778411ad658c78cd8742d7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74232fc16e23e7666575bc40cbe5909fdb7e494778411ad658c78cd8742d7d4", kill_on_drop: false }`
[INFO] [stdout] f74232fc16e23e7666575bc40cbe5909fdb7e494778411ad658c78cd8742d7d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 197a8f610fb1fa8da092d520edafc5ae3d28b31ed93b8cf705dd38af52a92f9b
[INFO] running `Command { std: "docker" "start" "-a" "197a8f610fb1fa8da092d520edafc5ae3d28b31ed93b8cf705dd38af52a92f9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling rkyv v0.7.45
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling finite-wasm v0.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr] error: could not compile `serde_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name serde_derive --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_derive-1.0.228/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=2e8ca8dc511dd64b -C extra-filename=-60528eb27dedf5cf --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.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-084ae52e87cd4d87.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-d39b452e62eda284.rlib --extern proc_macro --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" "197a8f610fb1fa8da092d520edafc5ae3d28b31ed93b8cf705dd38af52a92f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "197a8f610fb1fa8da092d520edafc5ae3d28b31ed93b8cf705dd38af52a92f9b", kill_on_drop: false }`
[INFO] [stdout] 197a8f610fb1fa8da092d520edafc5ae3d28b31ed93b8cf705dd38af52a92f9b