[INFO] fetching crate penumbra-sdk-shielded-pool 2.1.0...
[INFO] testing penumbra-sdk-shielded-pool-2.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate penumbra-sdk-shielded-pool 2.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate penumbra-sdk-shielded-pool 2.1.0
[INFO] finished tweaking crates.io crate penumbra-sdk-shielded-pool 2.1.0
[INFO] tweaked toml for crates.io crate penumbra-sdk-shielded-pool 2.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate penumbra-sdk-shielded-pool 2.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 407 packages to latest compatible versions
[INFO] [stderr]       Adding ark-ff v0.4.2 (available: v0.5.0)
[INFO] [stderr]       Adding ark-groth16 v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-r1cs-std v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding ark-relations v0.4.0 (available: v0.5.1)
[INFO] [stderr]       Adding ark-serialize v0.4.2 (available: v0.5.0)
[INFO] [stderr]       Adding ark-snark v0.4.0 (available: v0.5.1)
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding chacha20poly1305 v0.9.1 (available: v0.10.1)
[INFO] [stderr]       Adding cnidarium v0.83.0 (available: v0.84.0)
[INFO] [stderr]       Adding ibc-proto v0.51.1 (available: v0.52.0)
[INFO] [stderr]       Adding ibc-types v0.15.1 (available: v0.16.0)
[INFO] [stderr]       Adding prost v0.13.5 (available: v0.14.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.9.3)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] [stderr]       Adding tonic v0.12.3 (available: v0.14.2)
[INFO] [stderr]       Adding universal-hash v0.4.0 (available: v0.4.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ark-relations v0.4.0
[INFO] [stderr]   Downloaded ark-snark v0.4.0
[INFO] [stderr]   Downloaded poseidon-parameters v1.1.0
[INFO] [stderr]   Downloaded poseidon-permutation v1.1.0
[INFO] [stderr]   Downloaded tendermint-proto v0.40.4
[INFO] [stderr]   Downloaded bech32 v0.8.1
[INFO] [stderr]   Downloaded cnidarium-component v2.1.0
[INFO] [stderr]   Downloaded decaf377-ka v2.1.0
[INFO] [stderr]   Downloaded ark-groth16 v0.4.0
[INFO] [stderr]   Downloaded ibc-types-core-client v0.15.1
[INFO] [stderr]   Downloaded universal-hash v0.4.0
[INFO] [stderr]   Downloaded penumbra-sdk-sct v2.1.0
[INFO] [stderr]   Downloaded ibc-types-identifier v0.15.1
[INFO] [stderr]   Downloaded erased-serde v0.3.31
[INFO] [stderr]   Downloaded bip32 v0.5.3
[INFO] [stderr]   Downloaded poly1305 v0.7.2
[INFO] [stderr]   Downloaded penumbra-sdk-ibc v2.1.0
[INFO] [stderr]   Downloaded penumbra-sdk-proof-params v2.1.0
[INFO] [stderr]   Downloaded rocksdb v0.21.0
[INFO] [stderr]   Downloaded f4jumble v0.1.1
[INFO] [stderr]   Downloaded ark-crypto-primitives v0.4.0
[INFO] [stderr]   Downloaded poseidon377 v1.2.0
[INFO] [stderr]   Downloaded penumbra-sdk-tct v2.1.0
[INFO] [stderr]   Downloaded decaf377 v0.10.1
[INFO] [stderr]   Downloaded chacha20poly1305 v0.9.1
[INFO] [stderr]   Downloaded ibig v0.3.6
[INFO] [stderr]   Downloaded ibc-types-core-channel v0.15.1
[INFO] [stderr]   Downloaded ark-r1cs-std v0.4.0
[INFO] [stderr]   Downloaded tendermint v0.40.4
[INFO] [stderr]   Downloaded penumbra-sdk-keys v2.1.0
[INFO] [stderr]   Downloaded blake2b_simd v0.5.11
[INFO] [stderr]   Downloaded ibc-types-lightclients-tendermint v0.15.1
[INFO] [stderr]   Downloaded cnidarium v0.83.0
[INFO] [stderr]   Downloaded tendermint-light-client-verifier v0.40.4
[INFO] [stderr]   Downloaded safe-proc-macro2 v1.0.95
[INFO] [stderr]   Downloaded safe-regex v0.2.6
[INFO] [stderr]   Downloaded chacha20 v0.8.2
[INFO] [stderr]   Downloaded jmt v0.11.0
[INFO] [stderr]   Downloaded penumbra-sdk-proto v2.1.0
[INFO] [stderr]   Downloaded penumbra-sdk-num v2.1.0
[INFO] [stderr]   Downloaded decaf377-rdsa v0.11.0
[INFO] [stderr]   Downloaded ibc-types-timestamp v0.15.1
[INFO] [stderr]   Downloaded ibc-types v0.15.1
[INFO] [stderr]   Downloaded pbjson-types v0.7.0
[INFO] [stderr]   Downloaded safe-quote v1.0.40
[INFO] [stderr]   Downloaded penumbra-sdk-txhash v2.1.0
[INFO] [stderr]   Downloaded safe-regex-compiler v0.2.6
[INFO] [stderr]   Downloaded ibc-types-core-connection v0.15.1
[INFO] [stderr]   Downloaded penumbra-sdk-asset v2.1.0
[INFO] [stderr]   Downloaded decaf377-fmd v2.1.0
[INFO] [stderr]   Downloaded proc-macro2 v0.1.10
[INFO] [stderr]   Downloaded ibc-types-core-commitment v0.15.1
[INFO] [stderr]   Downloaded ibc-types-path v0.15.1
[INFO] [stderr]   Downloaded mirai-annotations v1.12.0
[INFO] [stderr]   Downloaded ibc-types-domain-type v0.15.1
[INFO] [stderr]   Downloaded safe-regex-macro v0.2.6
[INFO] [stderr]   Downloaded ibc-types-transfer v0.15.1
[INFO] [stderr]   Downloaded pbjson v0.7.0
[INFO] [stderr]   Downloaded pbjson-build v0.7.0
[INFO] [stderr]   Downloaded ark-ed-on-bls12-377 v0.4.0
[INFO] [stderr]   Downloaded librocksdb-sys v0.11.0+8.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e370a8e85a4b94a2596c9d0b8c27d591132ad1ab83b2200aae330f3743b0c6c4
[INFO] running `Command { std: "docker" "start" "-a" "e370a8e85a4b94a2596c9d0b8c27d591132ad1ab83b2200aae330f3743b0c6c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e370a8e85a4b94a2596c9d0b8c27d591132ad1ab83b2200aae330f3743b0c6c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e370a8e85a4b94a2596c9d0b8c27d591132ad1ab83b2200aae330f3743b0c6c4", kill_on_drop: false }`
[INFO] [stdout] e370a8e85a4b94a2596c9d0b8c27d591132ad1ab83b2200aae330f3743b0c6c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df955e1ccb4ed8dba75aaaf9491ea0ce264edfa1b2b0f8e3708fde75b56ef86d
[INFO] running `Command { std: "docker" "start" "-a" "df955e1ccb4ed8dba75aaaf9491ea0ce264edfa1b2b0f8e3708fde75b56ef86d", kill_on_drop: false }`
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling cc v1.2.44
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling subtle-encoding v0.5.1
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling flex-error v0.4.4
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling subtle-ng v2.5.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling safe-proc-macro2 v1.0.95
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling ripemd v0.1.3
[INFO] [stderr]    Compiling curve25519-dalek-ng v4.1.1
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling informalsystems-pbjson v0.7.0
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.91.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.8/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 --allow=unexpected_cfgs --check-cfg 'cfg(docsrs_regex)' --cfg 'feature="std"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=c26fdbfaf87f9aa9 -C extra-filename=-35b204333946c981 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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/1.91.0-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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --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=fb39c620615fc917 -C extra-filename=-c8510b4ab8a8f8b3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c33479d57b60a100.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a2929e59ea68c4bb.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2438e28b11baae4.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "df955e1ccb4ed8dba75aaaf9491ea0ce264edfa1b2b0f8e3708fde75b56ef86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df955e1ccb4ed8dba75aaaf9491ea0ce264edfa1b2b0f8e3708fde75b56ef86d", kill_on_drop: false }`
[INFO] [stdout] df955e1ccb4ed8dba75aaaf9491ea0ce264edfa1b2b0f8e3708fde75b56ef86d