[INFO] cloning repository https://github.com/bgallois/weight-decorator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bgallois/weight-decorator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbgallois%2Fweight-decorator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbgallois%2Fweight-decorator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 770dd856a8836395c22f91744f0ca6c032037ff0
[INFO] testing bgallois/weight-decorator against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbgallois%2Fweight-decorator" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bgallois/weight-decorator
[INFO] finished tweaking git repo https://github.com/bgallois/weight-decorator
[INFO] tweaked toml for git repo https://github.com/bgallois/weight-decorator written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bgallois/weight-decorator 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 git repo https://github.com/bgallois/weight-decorator 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e3134d7cd6c666f17a1189832a2013e8c42affb749240206d486ab5c8609d216
[INFO] running `Command { std: "docker" "start" "-a" "e3134d7cd6c666f17a1189832a2013e8c42affb749240206d486ab5c8609d216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3134d7cd6c666f17a1189832a2013e8c42affb749240206d486ab5c8609d216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3134d7cd6c666f17a1189832a2013e8c42affb749240206d486ab5c8609d216", kill_on_drop: false }`
[INFO] [stdout] e3134d7cd6c666f17a1189832a2013e8c42affb749240206d486ab5c8609d216
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 064c262b8d3774694d30e919e0740af71d70e66afc5528b35be6c51494ec2332
[INFO] running `Command { std: "docker" "start" "-a" "064c262b8d3774694d30e919e0740af71d70e66afc5528b35be6c51494ec2332", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling cc v1.0.86
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ahash v0.8.9
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling sp-std v14.0.0
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling anyhow v1.0.80
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling rustix v0.36.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling wasmtime-runtime v8.0.1
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling expander v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling wasmtime-jit-debug v8.0.1
[INFO] [stderr]    Compiling wasmtime-asm-macros v8.0.1
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling platforms v3.3.0
[INFO] [stderr]    Compiling ref-cast v1.0.22
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling wasmtime-jit-icache-coherence v8.0.1
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]    Compiling wasmtime v8.0.1
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling constant_time_eq v0.3.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling blake2b_simd v1.0.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling secp256k1-sys v0.9.2
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling chrono v0.4.34
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling hash-db v0.16.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling fixed-hash v0.8.0
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling environmental v1.1.4
[INFO] [stderr]    Compiling getrandom_or_panic v0.0.3
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling dyn-clone v1.0.16
[INFO] [stderr]    Compiling bitcoin_hashes v0.11.0
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling hash256-std-hasher v0.15.2
[INFO] [stderr]    Compiling array-bytes v6.2.2
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling bs58 v0.5.0
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling memfd v0.6.4
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling memory-db v0.32.0
[INFO] [stderr]    Compiling trie-root v0.18.0
[INFO] [stderr]    Compiling trie-db v0.28.0
[INFO] [stderr]    Compiling schnellru v0.2.1
[INFO] [stderr]    Compiling winnow v0.6.2
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling integer-sqrt v0.1.5
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling sp-io v31.0.0
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling common-path v1.0.0
[INFO] [stderr]    Compiling simple-mermaid v0.1.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling parity-wasm v0.45.0
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling include_dir_macros v0.7.3
[INFO] [stderr]    Compiling cfg-expr v0.15.7
[INFO] [stderr]    Compiling tt-call v1.0.9
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling const-random v0.1.17
[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-2.0.50/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="quote"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=1aed5f99947c5707 -C extra-filename=-2525c599ccf2898e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9ae3993548f541ff.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f2a586555f875648.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-472188a549d5cedb.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" "064c262b8d3774694d30e919e0740af71d70e66afc5528b35be6c51494ec2332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "064c262b8d3774694d30e919e0740af71d70e66afc5528b35be6c51494ec2332", kill_on_drop: false }`
[INFO] [stdout] 064c262b8d3774694d30e919e0740af71d70e66afc5528b35be6c51494ec2332
