[INFO] fetching crate rpuc 0.3.0...
[INFO] testing rpuc-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rpuc 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rpuc 0.3.0
[INFO] finished tweaking crates.io crate rpuc 0.3.0
[INFO] tweaked toml for crates.io crate rpuc 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rpuc 0.3.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rpuc 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c7cac7740a515bea6c38610ba8e957ccb6ff2fceac36123707f9ce8f0784040
[INFO] running `Command { std: "docker" "start" "-a" "4c7cac7740a515bea6c38610ba8e957ccb6ff2fceac36123707f9ce8f0784040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c7cac7740a515bea6c38610ba8e957ccb6ff2fceac36123707f9ce8f0784040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c7cac7740a515bea6c38610ba8e957ccb6ff2fceac36123707f9ce8f0784040", kill_on_drop: false }`
[INFO] [stdout] 4c7cac7740a515bea6c38610ba8e957ccb6ff2fceac36123707f9ce8f0784040
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9c2d39e7c90e3847ed876b829eac68f81de9c6c4bca0db29ab3770a42b5b016
[INFO] running `Command { std: "docker" "start" "-a" "f9c2d39e7c90e3847ed876b829eac68f81de9c6c4bca0db29ab3770a42b5b016", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling ahash v0.7.8
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[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling getrandom v0.2.15
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[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling hashbrown v0.12.3
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[INFO] [stderr]    Compiling parking_lot_core v0.9.9
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[INFO] [stderr]    Compiling cranelift-codegen-shared v0.91.1
[INFO] [stderr]    Compiling cc v1.0.95
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[INFO] [stderr]    Compiling serde_derive v1.0.198
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[INFO] [stderr]    Compiling backtrace v0.3.71
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[INFO] [stderr]    Compiling clap v4.4.11
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[INFO] [stderr]    Compiling cranelift-codegen v0.91.1
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling regalloc2 v0.5.1
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling cranelift-bforest v0.91.1
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling serde_spanned v0.6.5
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[INFO] [stderr]    Compiling toml_edit v0.22.12
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling bytesize v1.3.0
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[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling shared-buffer v0.1.4
[INFO] [stderr]    Compiling cranelift-egraph v0.91.1
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling derivative v2.2.0
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[INFO] [stderr]    Compiling bumpalo v3.16.0
[INFO] [stderr]    Compiling profiling v1.0.15
[INFO] [stderr]    Compiling av1-grain v0.2.3
[INFO] [stderr]    Compiling wasmparser v0.121.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling wasm-encoder v0.32.0
[INFO] [stderr]    Compiling num-derive v0.4.2
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[INFO] [stderr]    Compiling webc v6.0.0-alpha8
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling self_cell v1.0.3
[INFO] [stderr]    Compiling bitstream-io v2.2.0
[INFO] [stderr]    Compiling imgref v1.10.1
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v4.3.0
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling wast v64.0.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rgb v0.8.37
[INFO] [stderr]    Compiling avif-serialize v0.8.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling wasmer-types v4.3.0
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr] warning: cranelift-codegen@0.91.1: Failed to run `rustfmt` on ISLE-generated code: Os { code: 32, kind: BrokenPipe, message: "Broken pipe" }
[INFO] [stderr] warning: cranelift-codegen@0.91.1: Failed to run `rustfmt` on ISLE-generated code: Os { code: 32, kind: BrokenPipe, message: "Broken pipe" }
[INFO] [stderr] warning: cranelift-codegen@0.91.1: Failed to run `rustfmt` on ISLE-generated code: Os { code: 32, kind: BrokenPipe, message: "Broken pipe" }
[INFO] [stderr] warning: cranelift-codegen@0.91.1: Failed to run `rustfmt` on ISLE-generated code: Os { code: 32, kind: BrokenPipe, message: "Broken pipe" }
[INFO] [stderr] warning: cranelift-codegen@0.91.1: Failed to run `rustfmt` on ISLE-generated code: Os { code: 32, kind: BrokenPipe, message: "Broken pipe" }
[INFO] [stderr] error: could not compile `cranelift-codegen` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name cranelift_codegen --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cranelift-codegen-0.91.1/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 -C debuginfo=2 --cfg 'feature="arm64"' --cfg 'feature="default"' --cfg 'feature="gimli"' --cfg 'feature="riscv64"' --cfg 'feature="std"' --cfg 'feature="unwind"' --cfg 'feature="x86"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all-arch", "arm64", "bincode", "core", "default", "enable-serde", "experimental_x64", "gimli", "hashbrown", "incremental-cache", "isle-errors", "isle-in-source-tree", "riscv64", "s390x", "serde", "sha2", "souper-harvest", "souper-ir", "std", "testing_hooks", "trace-log", "unwind", "x86"))' -C metadata=697072d43758a31f -C extra-filename=-9bacd0b5ddfafb90 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-bb810362228c66d4.rmeta --extern bumpalo=/opt/rustwide/target/debug/deps/libbumpalo-0ebc6e7f1a0ccc56.rmeta --extern cranelift_bforest=/opt/rustwide/target/debug/deps/libcranelift_bforest-73c32b74df6216ff.rmeta --extern cranelift_codegen_shared=/opt/rustwide/target/debug/deps/libcranelift_codegen_shared-de0a0513eefff15d.rmeta --extern cranelift_egraph=/opt/rustwide/target/debug/deps/libcranelift_egraph-daa4db3f13f5d0f2.rmeta --extern cranelift_entity=/opt/rustwide/target/debug/deps/libcranelift_entity-b15f04e295e01f10.rmeta --extern gimli=/opt/rustwide/target/debug/deps/libgimli-597943794a2108a7.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-d9811d2c9390af0a.rmeta --extern regalloc2=/opt/rustwide/target/debug/deps/libregalloc2-01b711b113f0f917.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-53a4295ee553be60.rmeta --extern target_lexicon=/opt/rustwide/target/debug/deps/libtarget_lexicon-1f037226c12001a4.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" "f9c2d39e7c90e3847ed876b829eac68f81de9c6c4bca0db29ab3770a42b5b016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9c2d39e7c90e3847ed876b829eac68f81de9c6c4bca0db29ab3770a42b5b016", kill_on_drop: false }`
[INFO] [stdout] f9c2d39e7c90e3847ed876b829eac68f81de9c6c4bca0db29ab3770a42b5b016
