[INFO] fetching crate sp-finality-tracker 2.0.1...
[INFO] testing sp-finality-tracker-2.0.1 against master#d3515155216e98c23440ea92c3f49c6a0d7101fc for pr-113843
[INFO] extracting crate sp-finality-tracker 2.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate sp-finality-tracker 2.0.1 on toolchain d3515155216e98c23440ea92c3f49c6a0d7101fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d3515155216e98c23440ea92c3f49c6a0d7101fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sp-finality-tracker 2.0.1
[INFO] finished tweaking crates.io crate sp-finality-tracker 2.0.1
[INFO] tweaked toml for crates.io crate sp-finality-tracker 2.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d3515155216e98c23440ea92c3f49c6a0d7101fc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d3515155216e98c23440ea92c3f49c6a0d7101fc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d3515155216e98c23440ea92c3f49c6a0d7101fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb3e3ed6b416db2878729278a87bbebb670dff2a630e080b0b31752aa622aee4
[INFO] running `Command { std: "docker" "start" "-a" "fb3e3ed6b416db2878729278a87bbebb670dff2a630e080b0b31752aa622aee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb3e3ed6b416db2878729278a87bbebb670dff2a630e080b0b31752aa622aee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb3e3ed6b416db2878729278a87bbebb670dff2a630e080b0b31752aa622aee4", kill_on_drop: false }`
[INFO] [stdout] fb3e3ed6b416db2878729278a87bbebb670dff2a630e080b0b31752aa622aee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d3515155216e98c23440ea92c3f49c6a0d7101fc" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 843e371f83f19555da77547439da02a38ecbc22211586fbb6c12ce00b24f5bbc
[INFO] running `Command { std: "docker" "start" "-a" "843e371f83f19555da77547439da02a38ecbc22211586fbb6c12ce00b24f5bbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling syn v2.0.26
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling pin-project-lite v0.2.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling ref-cast v1.0.18
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling sp-std v2.0.1
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling iana-time-zone v0.1.57
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.27.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling fixed-hash v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.26
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling uint v0.8.5
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling sp-debug-derive v2.0.1
[INFO] [stderr]    Compiling object v0.31.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling regex-automata v0.3.3
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling wasmi-validation v0.3.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]    Compiling wasmi v0.6.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling environmental v1.1.4
[INFO] [stderr]    Compiling signature v1.6.4
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling ed25519 v1.5.3
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.7.3
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling pbkdf2 v0.8.0
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling dyn-clone v1.0.12
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling addr2line v0.20.0
[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/d3515155216e98c23440ea92c3f49c6a0d7101fc/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.26/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"' -C metadata=09ca35f8bfa6dc5d -C extra-filename=-09ca35f8bfa6dc5d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c308a930a0e3b3ae.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f0d3d8608fbacc11.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-27c541bdd3194d90.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" "843e371f83f19555da77547439da02a38ecbc22211586fbb6c12ce00b24f5bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "843e371f83f19555da77547439da02a38ecbc22211586fbb6c12ce00b24f5bbc", kill_on_drop: false }`
[INFO] [stdout] 843e371f83f19555da77547439da02a38ecbc22211586fbb6c12ce00b24f5bbc