[INFO] fetching crate penumbra-sdk-proto 2.0.0-alpha.9...
[INFO] checking penumbra-sdk-proto-2.0.0-alpha.9 against try#cd420d8bda33494ba3cc45048d5f067484a32b94 for pr-140209-1
[INFO] extracting crate penumbra-sdk-proto 2.0.0-alpha.9 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate penumbra-sdk-proto 2.0.0-alpha.9 on toolchain cd420d8bda33494ba3cc45048d5f067484a32b94
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate penumbra-sdk-proto 2.0.0-alpha.9
[INFO] finished tweaking crates.io crate penumbra-sdk-proto 2.0.0-alpha.9
[INFO] tweaked toml for crates.io crate penumbra-sdk-proto 2.0.0-alpha.9 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 393 packages to latest compatible versions
[INFO] [stderr]       Adding bech32 v0.8.1 (available: v0.11.0)
[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 thiserror v1.0.69 (available: v2.0.12)
[INFO] [stderr]       Adding tonic v0.12.3 (available: v0.13.0)
[INFO] [stderr]       Adding tower v0.4.13 (available: v0.5.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b901960b191b0578fca4b070b9480510904bf72d3a2d033c3911ea3b5bfb5ab9
[INFO] running `Command { std: "docker" "start" "-a" "b901960b191b0578fca4b070b9480510904bf72d3a2d033c3911ea3b5bfb5ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b901960b191b0578fca4b070b9480510904bf72d3a2d033c3911ea3b5bfb5ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b901960b191b0578fca4b070b9480510904bf72d3a2d033c3911ea3b5bfb5ab9", kill_on_drop: false }`
[INFO] [stdout] b901960b191b0578fca4b070b9480510904bf72d3a2d033c3911ea3b5bfb5ab9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3cd1c6d9a57d443b037990a3035ba3a536d4ec495c81381631d477a9758af3e
[INFO] running `Command { std: "docker" "start" "-a" "f3cd1c6d9a57d443b037990a3035ba3a536d4ec495c81381631d477a9758af3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking flex-error v0.4.4
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking subtle-ng v2.5.0
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]    Compiling safe-proc-macro2 v1.0.94
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling safe-quote v1.0.39
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking ripemd v0.1.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling safe-regex-compiler v0.2.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]    Compiling safe-regex-macro v0.2.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking curve25519-dalek-ng v4.1.1
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking safe-regex v0.2.6
[INFO] [stderr]    Compiling prettyplease v0.2.32
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling multimap v0.10.0
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking proc-macro2 v0.1.10
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking ed25519-consensus v2.1.0
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling prost-types v0.13.5
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling tempfile v3.19.1
[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/cd420d8bda33494ba3cc45048d5f067484a32b94/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=c9287913c774e282 -C extra-filename=-fa5019495c722036 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fac1c2c67a421ffb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b9deab2d34091e99.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f3cd1c6d9a57d443b037990a3035ba3a536d4ec495c81381631d477a9758af3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3cd1c6d9a57d443b037990a3035ba3a536d4ec495c81381631d477a9758af3e", kill_on_drop: false }`
[INFO] [stdout] f3cd1c6d9a57d443b037990a3035ba3a536d4ec495c81381631d477a9758af3e