[INFO] fetching crate nitrogen-circle-message-transmitter-v2-encoder 0.1.6...
[INFO] testing nitrogen-circle-message-transmitter-v2-encoder-0.1.6 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate nitrogen-circle-message-transmitter-v2-encoder 0.1.6 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate nitrogen-circle-message-transmitter-v2-encoder 0.1.6
[INFO] finished tweaking crates.io crate nitrogen-circle-message-transmitter-v2-encoder 0.1.6
[INFO] tweaked toml for crates.io crate nitrogen-circle-message-transmitter-v2-encoder 0.1.6 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nitrogen-circle-message-transmitter-v2-encoder 0.1.6 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nitrogen-circle-message-transmitter-v2-encoder 0.1.6 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c75fcc8acb03163a56d7cdcb3a91397c9856a035f8a662e5524b787d05757045
[INFO] running `Command { std: "docker" "start" "-a" "c75fcc8acb03163a56d7cdcb3a91397c9856a035f8a662e5524b787d05757045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c75fcc8acb03163a56d7cdcb3a91397c9856a035f8a662e5524b787d05757045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c75fcc8acb03163a56d7cdcb3a91397c9856a035f8a662e5524b787d05757045", kill_on_drop: false }`
[INFO] [stdout] c75fcc8acb03163a56d7cdcb3a91397c9856a035f8a662e5524b787d05757045
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1758f71742fb499016dad98b9cbab7a053c8cbf570520191dc054330b774b182
[INFO] running `Command { std: "docker" "start" "-a" "1758f71742fb499016dad98b9cbab7a053c8cbf570520191dc054330b774b182", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]    Compiling five8_core v0.1.2
[INFO] [stderr]    Compiling solana-sanitize v3.0.1
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling solana-atomic-u64 v3.0.0
[INFO] [stderr]    Compiling borsh v1.5.7
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling five8 v1.0.0
[INFO] [stderr]    Compiling five8_const v1.0.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling five8 v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling bs58 v0.5.1
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling solana-program-memory v3.1.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling bv v0.11.1
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling rustls v0.23.34
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling solana-define-syscall v4.0.1
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling compression-core v0.4.29
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]    Compiling pbkdf2 v0.11.0
[INFO] [stderr]    Compiling brotli v8.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling solana-seed-phrase v3.0.0
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling universal-hash v0.5.1
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling uriparse v0.6.4
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling derivation-path v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling solana-derivation-path v3.0.0
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling polyval v0.6.2
[INFO] [stderr]    Compiling deranged v0.5.4
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling ctr v0.9.2
[INFO] [stderr]    Compiling aead v0.5.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling solana-svm-feature-set v3.0.10
[INFO] [stderr]    Compiling solana-version v3.0.10
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling solana-msg v3.0.0
[INFO] [stderr]    Compiling solana-seed-derivable v3.0.0
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling gethostname v0.2.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling solana-program-option v3.0.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling solana-time-utils v3.0.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rayon v1.11.0
[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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.108/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=ad059c5e29f40768 -C extra-filename=-a2a7671215537083 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3477a897e88a06ae.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-4c2023605eb12d57.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-21aeb60f8cf32518.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" "1758f71742fb499016dad98b9cbab7a053c8cbf570520191dc054330b774b182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1758f71742fb499016dad98b9cbab7a053c8cbf570520191dc054330b774b182", kill_on_drop: false }`
[INFO] [stdout] 1758f71742fb499016dad98b9cbab7a053c8cbf570520191dc054330b774b182