[INFO] fetching crate rustpython_wasm 0.4.0...
[INFO] building rustpython_wasm-0.4.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rustpython_wasm 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rustpython_wasm 0.4.0
[INFO] finished tweaking crates.io crate rustpython_wasm 0.4.0
[INFO] tweaked toml for crates.io crate rustpython_wasm 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustpython_wasm 0.4.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 282 packages to latest compatible versions
[INFO] [stderr]       Adding serde-wasm-bindgen v0.3.1 (available: v0.6.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48820db7b787025f623c7ee311b2aeec7a9aab882b828b99ea3f66265bf010d2
[INFO] running `Command { std: "docker" "start" "-a" "48820db7b787025f623c7ee311b2aeec7a9aab882b828b99ea3f66265bf010d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48820db7b787025f623c7ee311b2aeec7a9aab882b828b99ea3f66265bf010d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48820db7b787025f623c7ee311b2aeec7a9aab882b828b99ea3f66265bf010d2", kill_on_drop: false }`
[INFO] [stdout] 48820db7b787025f623c7ee311b2aeec7a9aab882b828b99ea3f66265bf010d2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46846c4b8686a06ccb2c6eb83b21ea677d99d9305b7b76d2eb03129449d99bb3
[INFO] running `Command { std: "docker" "start" "-a" "46846c4b8686a06ccb2c6eb83b21ea677d99d9305b7b76d2eb03129449d99bb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling malachite-nz v0.4.22
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling rustpython-parser-vendored v0.4.0
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling hexf-parse v0.2.1
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling twox-hash v2.1.2
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling unic-ucd-category v0.9.0
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling lz4_flex v0.11.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling unic-ucd-ident v0.9.0
[INFO] [stderr]    Compiling unic-emoji-char v0.9.0
[INFO] [stderr]    Compiling lalrpop-util v0.20.2
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling toml_edit v0.23.6
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling rustpython-doc v0.3.0
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling textwrap v0.15.2
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[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/4987e9d4227139400384ab59296ffee3b0fb1183/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=8a94aab546cc016d -C extra-filename=-d9142b222d255753 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c832ad33cd6329ec.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-cfb851d8fc135e58.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-6ac3b87590d2322c.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" "46846c4b8686a06ccb2c6eb83b21ea677d99d9305b7b76d2eb03129449d99bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46846c4b8686a06ccb2c6eb83b21ea677d99d9305b7b76d2eb03129449d99bb3", kill_on_drop: false }`
[INFO] [stdout] 46846c4b8686a06ccb2c6eb83b21ea677d99d9305b7b76d2eb03129449d99bb3