[INFO] fetching crate synd-term 0.3.2...
[INFO] checking synd-term-0.3.2 against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] extracting crate synd-term 0.3.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate synd-term 0.3.2
[INFO] finished tweaking crates.io crate synd-term 0.3.2
[INFO] tweaked toml for crates.io crate synd-term 0.3.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate synd-term 0.3.2 on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate synd-term 0.3.2 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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9c884ab49ce0e7f5d754d6ecc7ed3ee3d29268cabb49b397fe322adc89b2f3c
[INFO] running `Command { std: "docker" "start" "-a" "b9c884ab49ce0e7f5d754d6ecc7ed3ee3d29268cabb49b397fe322adc89b2f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9c884ab49ce0e7f5d754d6ecc7ed3ee3d29268cabb49b397fe322adc89b2f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9c884ab49ce0e7f5d754d6ecc7ed3ee3d29268cabb49b397fe322adc89b2f3c", kill_on_drop: false }`
[INFO] [stdout] b9c884ab49ce0e7f5d754d6ecc7ed3ee3d29268cabb49b397fe322adc89b2f3c
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae752af03216e139831eb559710892b46894e3a8ee78414143daf2cdd54bd50e
[INFO] running `Command { std: "docker" "start" "-a" "ae752af03216e139831eb559710892b46894e3a8ee78414143daf2cdd54bd50e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling serde_json v1.0.136
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking rustls-pki-types v1.3.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling rustix v0.38.40
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking litemap v0.7.3
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]     Checking sync_wrapper v1.0.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]     Checking rustls-pemfile v2.1.1
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]    Compiling rustls v0.23.7
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]     Checking webpki-roots v0.26.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking uuid v1.9.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking indexmap v2.2.5
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling portable-atomic v1.10.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking compact_str v0.8.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking tempfile v3.14.0
[INFO] [stderr]     Checking clap_builder v4.5.13
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking lru v0.12.3
[INFO] [stderr]     Checking pem v3.0.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling schemars v0.8.21
[INFO] [stderr]    Compiling moka v0.12.10
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking rustls-native-certs v0.7.0
[INFO] [stderr]     Checking quick-xml v0.31.0
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]     Checking event-listener v5.3.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking unicode-truncate v1.0.0
[INFO] [stderr]     Checking is-docker v0.2.0
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking plotters-backend v0.3.6
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking winnow v0.6.18
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling markup5ever v0.14.0
[INFO] [stderr]     Checking iri-string v0.7.2
[INFO] [stderr]     Checking arc-swap v1.7.0
[INFO] [stderr]     Checking font8x8 v0.3.1
[INFO] [stderr]     Checking deunicode v1.6.0
[INFO] [stderr]     Checking dyn-clone v1.0.17
[INFO] [stderr]    Compiling cpp_demangle v0.4.3
[INFO] [stderr]     Checking opentelemetry-semantic-conventions v0.27.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking plotters-svg v0.3.6
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking is-wsl v0.4.0
[INFO] [stderr]     Checking which v4.4.2
[INFO] [stderr]     Checking etcetera v0.8.0
[INFO] [stderr]     Checking nucleo-matcher v0.3.1
[INFO] [stderr]     Checking rustls-webpki v0.102.2
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]     Checking debugid v0.8.0
[INFO] [stderr]    Compiling document-features v0.2.10
[INFO] [stderr]     Checking secrecy v0.8.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking bytemuck v1.16.1
[INFO] [stderr]    Compiling symbolic-demangle v12.9.2
[INFO] [stderr]    Compiling mockall_derive v0.13.1
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking open v5.3.2
[INFO] [stderr]     Checking rgb v0.8.44
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking symbolic-common v12.9.2
[INFO] [stderr]     Checking edit v0.1.5
[INFO] [stderr]     Checking plotters v0.3.6
[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/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.87/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=034205172279fac1 -C extra-filename=-babd868acd45967e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f3285e5c19000248.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b00b8d87eb6ce494.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=084d99d1a04a06a8 -C extra-filename=-8d12a5f9b862f15b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f3285e5c19000248.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b00b8d87eb6ce494.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "ae752af03216e139831eb559710892b46894e3a8ee78414143daf2cdd54bd50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae752af03216e139831eb559710892b46894e3a8ee78414143daf2cdd54bd50e", kill_on_drop: false }`
[INFO] [stdout] ae752af03216e139831eb559710892b46894e3a8ee78414143daf2cdd54bd50e