[INFO] fetching crate pctx_executor 0.2.1...
[INFO] testing pctx_executor-0.2.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pctx_executor 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate pctx_executor 0.2.1
[INFO] finished tweaking crates.io crate pctx_executor 0.2.1
[INFO] tweaked toml for crates.io crate pctx_executor 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pctx_executor 0.2.1 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 pctx_executor 0.2.1 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] 20aa334db5a062d94033f36e4463e3f8b5b1f7fcdaff501cbaa85823f3001b45
[INFO] running `Command { std: "docker" "start" "-a" "20aa334db5a062d94033f36e4463e3f8b5b1f7fcdaff501cbaa85823f3001b45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20aa334db5a062d94033f36e4463e3f8b5b1f7fcdaff501cbaa85823f3001b45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20aa334db5a062d94033f36e4463e3f8b5b1f7fcdaff501cbaa85823f3001b45", kill_on_drop: false }`
[INFO] [stdout] 20aa334db5a062d94033f36e4463e3f8b5b1f7fcdaff501cbaa85823f3001b45
[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] 8addbc8064a463e670fc6744da6e89dad677e98ffbb7d6ab77c3c5e3dcc8f16c
[INFO] running `Command { std: "docker" "start" "-a" "8addbc8064a463e670fc6744da6e89dad677e98ffbb7d6ab77c3c5e3dcc8f16c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling bytes v1.11.0
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling writeable v0.6.2
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]    Compiling tracing-core v0.1.35
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling uuid v1.19.0
[INFO] [stderr]    Compiling outref v0.5.2
[INFO] [stderr]    Compiling vsimd v0.8.0
[INFO] [stderr]    Compiling unicode-id-start v1.4.0
[INFO] [stderr]    Compiling if_chain v1.0.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling base64-simd v0.8.0
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling compression-core v0.4.31
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling aws-lc-rs v1.15.1
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling iri-string v0.7.9
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling better_scoped_tls v1.0.1
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling swc_visit v2.0.1
[INFO] [stderr]    Compiling rustls-pki-types v1.13.1
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling icu_locale_data v2.1.1
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling icu_calendar_data v2.1.1
[INFO] [stderr]    Compiling rustls v0.23.28
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling brotli v8.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.7
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling core_maths v0.1.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling cc v1.2.49
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling deranged v0.5.5
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling strck v1.0.0
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling home v0.5.12
[INFO] [stderr]    Compiling sptr v0.3.2
[INFO] [stderr]    Compiling fslock v0.2.1
[INFO] [stderr]    Compiling gzip-header v1.0.0
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling ixdtf v0.6.4
[INFO] [stderr]    Compiling psl-types v2.0.11
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling cmake v0.1.55
[INFO] [stderr]    Compiling rustls-native-certs v0.8.3
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling axum-core v0.5.5
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling aws-lc-sys v0.34.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling stacker v0.1.22
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling diplomat-runtime v0.14.0
[INFO] [stderr]    Compiling ref-cast v1.0.25
[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/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.111/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=748159e36f627cee -C extra-filename=-39721cf06bb2fe31 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-ccbb1fdb33db5541.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-919661d2661b02cb.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-996667735b8caf47.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `brotli` (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 brotli --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/brotli-8.0.2/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="alloc-stdlib"' --cfg 'feature="default"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc-stdlib", "benchmark", "billing", "default", "disable-timer", "disallow_large_window_size", "external-literal-probability", "ffi-api", "float64", "floating_point_context_mixing", "no-stdlib-ffi-binding", "pass-through-ffi-panics", "seccomp", "sha2", "simd", "std", "validation", "vector_scratch_space"))' -C metadata=20049973c9998723 -C extra-filename=-7cfcc33bfaffc6e0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern alloc_no_stdlib=/opt/rustwide/target/debug/deps/liballoc_no_stdlib-549d39e6ef2a209a.rmeta --extern alloc_stdlib=/opt/rustwide/target/debug/deps/liballoc_stdlib-f268028bfe206070.rmeta --extern brotli_decompressor=/opt/rustwide/target/debug/deps/libbrotli_decompressor-b70ac6e22efe85f1.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8addbc8064a463e670fc6744da6e89dad677e98ffbb7d6ab77c3c5e3dcc8f16c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8addbc8064a463e670fc6744da6e89dad677e98ffbb7d6ab77c3c5e3dcc8f16c", kill_on_drop: false }`
[INFO] [stdout] 8addbc8064a463e670fc6744da6e89dad677e98ffbb7d6ab77c3c5e3dcc8f16c
