[INFO] fetching crate snowbridge-router-primitives 0.18.1...
[INFO] testing snowbridge-router-primitives-0.18.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate snowbridge-router-primitives 0.18.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate snowbridge-router-primitives 0.18.1
[INFO] finished tweaking crates.io crate snowbridge-router-primitives 0.18.1
[INFO] tweaked toml for crates.io crate snowbridge-router-primitives 0.18.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate snowbridge-router-primitives 0.18.1 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 snowbridge-router-primitives 0.18.1 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2441099ff9ad3300e4e2cec98b8f31de9f67a054e7d5a58ff514c3632a25b8fe
[INFO] running `Command { std: "docker" "start" "-a" "2441099ff9ad3300e4e2cec98b8f31de9f67a054e7d5a58ff514c3632a25b8fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2441099ff9ad3300e4e2cec98b8f31de9f67a054e7d5a58ff514c3632a25b8fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2441099ff9ad3300e4e2cec98b8f31de9f67a054e7d5a58ff514c3632a25b8fe", kill_on_drop: false }`
[INFO] [stdout] 2441099ff9ad3300e4e2cec98b8f31de9f67a054e7d5a58ff514c3632a25b8fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bea9881e8d65d4136ca238ec6d122388e068160f1653fb48049e1283ba8be4f0
[INFO] running `Command { std: "docker" "start" "-a" "bea9881e8d65d4136ca238ec6d122388e068160f1653fb48049e1283ba8be4f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling winnow v0.5.15
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling const-oid v0.9.5
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling cc v1.1.24
[INFO] [stderr]    Compiling prettyplease v0.2.12
[INFO] [stderr]    Compiling aho-corasick v1.0.4
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling rlp v0.6.1
[INFO] [stderr]    Compiling constant_time_eq v0.3.0
[INFO] [stderr]    Compiling expander v2.2.1
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling uint v0.10.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling impl-rlp v0.4.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling fs-err v2.9.0
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling file-guard v0.2.0
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling ref-cast v1.0.23
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling integer-sqrt v0.1.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling impl-num-traits v0.2.0
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling libsecp256k1-core v0.3.0
[INFO] [stderr]    Compiling hash-db v0.16.0
[INFO] [stderr]    Compiling bitcoin-internals v0.2.0
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling secp256k1-sys v0.9.2
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling sp-std v14.0.0
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling winnow v0.6.18
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling libsecp256k1 v0.7.1
[INFO] [stderr]    Compiling fixed-hash v0.8.0
[INFO] [stderr]    Compiling getrandom_or_panic v0.0.3
[INFO] [stderr]    Compiling password-hash v0.5.0
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling hex-conservative v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]    Compiling environmental v1.1.4
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling bitcoin_hashes v0.13.0
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling blake2b_simd v1.0.2
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling dyn-clone v1.0.16
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling common-path v1.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling hash256-std-hasher v0.15.2
[INFO] [stderr]    Compiling bs58 v0.5.1
[INFO] [stderr]    Compiling gimli v0.28.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling array-bytes v6.2.2
[INFO] [stderr]    Compiling rustversion v1.0.17
[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-2.0.87/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=2f450390a4b3d921 -C extra-filename=-6b1cdb3353bf5e0c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e5cf0691a9c8ba82.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9e58b44b9101694f.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-1bbf7b68caad6dab.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 `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=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="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=9ceaba7754b5a812 -C extra-filename=-e651a282221efbc6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e5cf0691a9c8ba82.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9e58b44b9101694f.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-1bbf7b68caad6dab.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "bea9881e8d65d4136ca238ec6d122388e068160f1653fb48049e1283ba8be4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bea9881e8d65d4136ca238ec6d122388e068160f1653fb48049e1283ba8be4f0", kill_on_drop: false }`
[INFO] [stdout] bea9881e8d65d4136ca238ec6d122388e068160f1653fb48049e1283ba8be4f0
