[INFO] fetching crate sc-light 3.0.0...
[INFO] testing sc-light-3.0.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate sc-light 3.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate sc-light 3.0.0
[INFO] finished tweaking crates.io crate sc-light 3.0.0
[INFO] tweaked toml for crates.io crate sc-light 3.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sc-light 3.0.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 409 packages to latest compatible versions
[INFO] [stderr]       Adding curve25519-dalek v3.2.0 (available: v3.2.1)
[INFO] [stderr]       Adding hash-db v0.15.2 (available: v0.16.0)
[INFO] [stderr]       Adding parity-scale-codec v2.3.1 (available: v3.7.5)
[INFO] [stderr]       Adding parking_lot v0.11.2 (available: v0.12.4)
[INFO] [stderr]       Adding sc-client-api v3.0.0 (available: v41.0.0)
[INFO] [stderr]       Adding sc-executor v0.9.0 (available: v0.44.0)
[INFO] [stderr]       Adding sp-api v3.0.0 (available: v38.0.0)
[INFO] [stderr]       Adding sp-blockchain v3.0.0 (available: v41.0.0)
[INFO] [stderr]       Adding sp-core v3.0.0 (available: v38.0.0)
[INFO] [stderr]       Adding sp-externalities v0.9.0 (available: v0.30.0)
[INFO] [stderr]       Adding sp-runtime v3.0.0 (available: v43.0.0)
[INFO] [stderr]       Adding sp-state-machine v0.9.0 (available: v0.47.0)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3911035ade5d05478463e7ee32f2b2685b17f2aaae909d4fb751564b93b3d52b
[INFO] running `Command { std: "docker" "start" "-a" "3911035ade5d05478463e7ee32f2b2685b17f2aaae909d4fb751564b93b3d52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3911035ade5d05478463e7ee32f2b2685b17f2aaae909d4fb751564b93b3d52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3911035ade5d05478463e7ee32f2b2685b17f2aaae909d4fb751564b93b3d52b", kill_on_drop: false }`
[INFO] [stdout] 3911035ade5d05478463e7ee32f2b2685b17f2aaae909d4fb751564b93b3d52b
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc8398957e145d64f2d93381b743929f0c1aad9d328d2ed5f121d7cd3fdaf3b6
[INFO] running `Command { std: "docker" "start" "-a" "cc8398957e145d64f2d93381b743929f0c1aad9d328d2ed5f121d7cd3fdaf3b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling value-bag v1.11.1
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling sp-std v3.0.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling bitvec v0.20.4
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling ahash v0.4.8
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling parity-util-mem v0.9.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling hash-db v0.15.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling environmental v1.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling pbkdf2 v0.4.0
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling pbkdf2 v0.8.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling wasmi-validation v0.3.0
[INFO] [stderr]    Compiling hash256-std-hasher v0.15.2
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling getrandom_or_panic v0.0.3
[INFO] [stderr]    Compiling wasmi v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling trie-root v0.16.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling trie-db v0.22.6
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling fixed-hash v0.7.0
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[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/2440211fe03bc45c89b6dc1a3df18382ce91e32b/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/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=01137e3e2e699617 -C extra-filename=-82fd5487f9be672f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9248f370e3bf331a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f171060c36ecc86e.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b4c15d9166d0a657.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" "cc8398957e145d64f2d93381b743929f0c1aad9d328d2ed5f121d7cd3fdaf3b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc8398957e145d64f2d93381b743929f0c1aad9d328d2ed5f121d7cd3fdaf3b6", kill_on_drop: false }`
[INFO] [stdout] cc8398957e145d64f2d93381b743929f0c1aad9d328d2ed5f121d7cd3fdaf3b6