[INFO] fetching crate superposition_core 0.118.1...
[INFO] documenting superposition_core-0.118.1 against 1.99.0-beta.8 for beta-rustdoc-1.100
[INFO] extracting crate superposition_core 0.118.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate superposition_core 0.118.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate superposition_core 0.118.1
[INFO] tweaked toml for crates.io crate superposition_core 0.118.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate superposition_core 0.118.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate superposition_core 0.118.1 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uniffi_internal_macros v0.29.3
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[INFO] [stderr]   Downloaded want v0.3.0
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[INFO] [stderr]   Downloaded num v0.4.0
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[INFO] [stderr]   Downloaded iana-time-zone v0.1.56
[INFO] [stderr]   Downloaded link-cplusplus v1.0.8
[INFO] [stderr]   Downloaded deranged v0.5.5
[INFO] [stderr]   Downloaded num-rational v0.4.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded uniffi_meta v0.29.3
[INFO] [stderr]   Downloaded toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]   Downloaded slab v0.4.8
[INFO] [stderr]   Downloaded iso8601 v0.6.1
[INFO] [stderr]   Downloaded num-complex v0.4.3
[INFO] [stderr]   Downloaded walkdir v2.4.0
[INFO] [stderr]   Downloaded hermit-abi v0.5.2
[INFO] [stderr]   Downloaded uniffi_core v0.29.3
[INFO] [stderr]   Downloaded ryu v1.0.13
[INFO] [stderr]   Downloaded basic-toml v0.1.10
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[INFO] [stderr]   Downloaded getrandom v0.2.15
[INFO] [stderr]   Downloaded uniffi_macros v0.29.3
[INFO] [stderr]   Downloaded serde_derive v1.0.221
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[INFO] [stderr]   Downloaded atty v0.2.14
[INFO] [stderr]   Downloaded ciborium-io v0.2.1
[INFO] [stderr]   Downloaded clap_lex v0.2.4
[INFO] [stderr]   Downloaded toml_edit v0.23.5
[INFO] [stderr]   Downloaded num-bigint v0.4.3
[INFO] [stderr]   Downloaded base64 v0.21.2
[INFO] [stderr]   Downloaded ciborium v0.2.1
[INFO] [stderr]   Downloaded superposition_types v0.118.1
[INFO] [stderr]   Downloaded cxx-build v1.0.94
[INFO] [stderr]   Downloaded cc v1.2.50
[INFO] [stderr]   Downloaded jsonschema v0.17.0
[INFO] [stderr]   Downloaded fraction v0.13.1
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[INFO] [stderr]   Downloaded zerocopy v0.8.27
[INFO] [stderr]   Downloaded cbindgen v0.26.0
[INFO] [stderr]   Downloaded regex-syntax v0.8.6
[INFO] [stderr]   Downloaded libc v0.2.185
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 44c49c468bdf79d74301141506dc80fd2253befa0e2cddee2640d78753af3f2d
[INFO] running `Command { std: "docker" "start" "44c49c468bdf79d74301141506dc80fd2253befa0e2cddee2640d78753af3f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44c49c468bdf79d74301141506dc80fd2253befa0e2cddee2640d78753af3f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "44c49c468bdf79d74301141506dc80fd2253befa0e2cddee2640d78753af3f2d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44c49c468bdf79d74301141506dc80fd2253befa0e2cddee2640d78753af3f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "44c49c468bdf79d74301141506dc80fd2253befa0e2cddee2640d78753af3f2d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.221
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling serde_core v1.0.221
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling erased-serde v0.4.10
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]     Checking writeable v0.6.3
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking litemap v0.8.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking indexmap v2.12.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking siphasher v0.3.11
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking clap_lex v1.1.0
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]     Checking clap_builder v4.5.60
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking weedle2 v5.0.0
[INFO] [stderr]     Checking tokio v1.50.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling toml_datetime v0.7.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cbindgen v0.26.0
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling cc v1.2.50
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling toml_edit v0.23.5
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling synstructure v0.13.2
[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/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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=6f71e6e73598b40c -C extra-filename=-c2d4990658f66c1c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1233871b0f96474b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8675760e0d4e7969.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-a4533bc942190936.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" "44c49c468bdf79d74301141506dc80fd2253befa0e2cddee2640d78753af3f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c49c468bdf79d74301141506dc80fd2253befa0e2cddee2640d78753af3f2d", kill_on_drop: false }`
[INFO] [stdout] 44c49c468bdf79d74301141506dc80fd2253befa0e2cddee2640d78753af3f2d
