[INFO] fetching crate fc-mapping-sync 1.0.0...
[INFO] testing fc-mapping-sync-1.0.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate fc-mapping-sync 1.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate fc-mapping-sync 1.0.0
[INFO] finished tweaking crates.io crate fc-mapping-sync 1.0.0
[INFO] tweaked toml for crates.io crate fc-mapping-sync 1.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fc-mapping-sync 1.0.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 448 packages to latest compatible versions
[INFO] [stderr]       Adding curve25519-dalek v3.2.0 (available: v3.2.1)
[INFO] [stderr]       Adding fc-consensus v1.0.0 (available: v2.0.0)
[INFO] [stderr]       Adding fp-rpc v1.0.0 (available: v2.1.0)
[INFO] [stderr]       Adding sc-client-api v3.0.0 (available: v42.0.0)
[INFO] [stderr]       Adding sp-api v3.0.0 (available: v39.0.0)
[INFO] [stderr]       Adding sp-blockchain v3.0.0 (available: v42.0.0)
[INFO] [stderr]       Adding sp-runtime v3.0.0 (available: v44.0.0)
[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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-wasm-interface v3.0.0
[INFO] [stderr]   Downloaded memory_units v0.3.0
[INFO] [stderr]   Downloaded sp-std v3.0.0
[INFO] [stderr]   Downloaded wasmi-validation v0.3.0
[INFO] [stderr]   Downloaded sp-trie v3.0.0
[INFO] [stderr]   Downloaded sp-io v3.0.0
[INFO] [stderr]   Downloaded evm v0.25.0
[INFO] [stderr]   Downloaded libp2p-core-derive v0.21.0
[INFO] [stderr]   Downloaded sp-utils v3.0.0
[INFO] [stderr]   Downloaded sp-version v3.0.0
[INFO] [stderr]   Downloaded sp-database v3.0.0
[INFO] [stderr]   Downloaded sp-inherents v3.0.0
[INFO] [stderr]   Downloaded kvdb v0.9.0
[INFO] [stderr]   Downloaded sc-client-api v3.0.0
[INFO] [stderr]   Downloaded sp-transaction-pool v3.0.0
[INFO] [stderr]   Downloaded prometheus v0.11.0
[INFO] [stderr]   Downloaded sc-executor v0.9.0
[INFO] [stderr]   Downloaded libp2p-core v0.27.1
[INFO] [stderr]   Downloaded sp-timestamp v3.0.0
[INFO] [stderr]   Downloaded evm-core v0.25.1
[INFO] [stderr]   Downloaded scale-info v1.0.0
[INFO] [stderr]   Downloaded sp-block-builder v3.0.0
[INFO] [stderr]   Downloaded sc-executor-common v0.9.0
[INFO] [stderr]   Downloaded sp-state-machine v0.9.0
[INFO] [stderr]   Downloaded bindgen v0.59.2
[INFO] [stderr]   Downloaded sp-tasks v3.0.0
[INFO] [stderr]   Downloaded substrate-bip39 v0.4.6
[INFO] [stderr]   Downloaded trie-db v0.22.6
[INFO] [stderr]   Downloaded fs-swap v0.2.6
[INFO] [stderr]   Downloaded sp-allocator v3.0.0
[INFO] [stderr]   Downloaded rocksdb v0.16.0
[INFO] [stderr]   Downloaded sc-executor-wasmi v0.9.0
[INFO] [stderr]   Downloaded schnorrkel v0.9.1
[INFO] [stderr]   Downloaded fp-rpc v1.0.0
[INFO] [stderr]   Downloaded sp-runtime-interface v3.0.0
[INFO] [stderr]   Downloaded substrate-prometheus-endpoint v0.9.0
[INFO] [stderr]   Downloaded sp-panic-handler v3.0.0
[INFO] [stderr]   Downloaded memory-db v0.26.0
[INFO] [stderr]   Downloaded base58 v0.1.0
[INFO] [stderr]   Downloaded parity-util-mem v0.9.0
[INFO] [stderr]   Downloaded impl-serde v0.3.2
[INFO] [stderr]   Downloaded sp-storage v3.0.0
[INFO] [stderr]   Downloaded sp-core v3.0.0
[INFO] [stderr]   Downloaded trie-root v0.16.0
[INFO] [stderr]   Downloaded fc-consensus v1.0.0
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.11.1
[INFO] [stderr]   Downloaded fp-consensus v1.0.0
[INFO] [stderr]   Downloaded scale-info-derive v1.0.0
[INFO] [stderr]   Downloaded ethbloom v0.11.1
[INFO] [stderr]   Downloaded ethereum-types v0.11.0
[INFO] [stderr]   Downloaded rlp-derive v0.1.0
[INFO] [stderr]   Downloaded triehash v0.8.4
[INFO] [stderr]   Downloaded ethereum v0.7.1
[INFO] [stderr]   Downloaded evm-gasometer v0.25.0
[INFO] [stderr]   Downloaded evm-runtime v0.25.0
[INFO] [stderr]   Downloaded impl-trait-for-tuples v0.1.3
[INFO] [stderr]   Downloaded fp-evm v1.0.0
[INFO] [stderr]   Downloaded sp-serializer v3.0.0
[INFO] [stderr]   Downloaded sp-keystore v0.9.0
[INFO] [stderr]   Downloaded parity-util-mem-derive v0.1.0
[INFO] [stderr]   Downloaded merlin v2.0.1
[INFO] [stderr]   Downloaded secrecy v0.7.0
[INFO] [stderr]   Downloaded sp-externalities v0.9.0
[INFO] [stderr]   Downloaded sp-runtime-interface-proc-macro v3.0.0
[INFO] [stderr]   Downloaded sp-tracing v3.0.0
[INFO] [stderr]   Downloaded sp-debug-derive v3.0.0
[INFO] [stderr]   Downloaded pbkdf2 v0.4.0
[INFO] [stderr]   Downloaded hash-db v0.15.2
[INFO] [stderr]   Downloaded wasmi v0.6.2
[INFO] [stderr]   Downloaded libp2p v0.34.0
[INFO] [stderr]   Downloaded sp-api-proc-macro v3.0.0
[INFO] [stderr]   Downloaded sp-api v3.0.0
[INFO] [stderr]   Downloaded sp-consensus v0.9.0
[INFO] [stderr]   Downloaded sp-blockchain v3.0.0
[INFO] [stderr]   Downloaded sp-application-crypto v3.0.0
[INFO] [stderr]   Downloaded sp-arithmetic v3.0.0
[INFO] [stderr]   Downloaded parity-wasm v0.41.0
[INFO] [stderr]   Downloaded sp-runtime v3.0.0
[INFO] [stderr]   Downloaded libp2p-swarm v0.27.2
[INFO] [stderr]   Downloaded fc-db v1.0.0
[INFO] [stderr]   Downloaded tiny-bip39 v0.8.2
[INFO] [stderr]   Downloaded librocksdb-sys v6.20.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce6e1be0e41dec8e40499acf966d6358f569cd26ba4e84bbf629286eac287faa
[INFO] running `Command { std: "docker" "start" "-a" "ce6e1be0e41dec8e40499acf966d6358f569cd26ba4e84bbf629286eac287faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce6e1be0e41dec8e40499acf966d6358f569cd26ba4e84bbf629286eac287faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce6e1be0e41dec8e40499acf966d6358f569cd26ba4e84bbf629286eac287faa", kill_on_drop: false }`
[INFO] [stdout] ce6e1be0e41dec8e40499acf966d6358f569cd26ba4e84bbf629286eac287faa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 605294c65ccf5b6f7168fd3f6d245efa37c0a3c5cdbe3a716998269491aeeaab
[INFO] running `Command { std: "docker" "start" "-a" "605294c65ccf5b6f7168fd3f6d245efa37c0a3c5cdbe3a716998269491aeeaab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling rlp v0.5.2
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling impl-rlp v0.3.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling bitvec v0.20.4
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling sp-std v3.0.0
[INFO] [stderr]    Compiling parity-util-mem v0.9.0
[INFO] [stderr]    Compiling hash-db v0.15.2
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling ed25519 v1.5.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling hash256-std-hasher v0.15.2
[INFO] [stderr]    Compiling environmental v1.1.4
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling pbkdf2 v0.8.0
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling pbkdf2 v0.4.0
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling trie-root v0.16.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling wasmi-validation v0.3.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling getrandom_or_panic v0.0.3
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling wasmi v0.6.2
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling trie-db v0.22.6
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling unsigned-varint v0.7.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling async-lock v3.4.1
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[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/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=8e0ada6ff1e32cbf -C extra-filename=-da1d4225c42e9887 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3bfb43c5cc67983f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-853188d8cb76d95a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.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" "605294c65ccf5b6f7168fd3f6d245efa37c0a3c5cdbe3a716998269491aeeaab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "605294c65ccf5b6f7168fd3f6d245efa37c0a3c5cdbe3a716998269491aeeaab", kill_on_drop: false }`
[INFO] [stdout] 605294c65ccf5b6f7168fd3f6d245efa37c0a3c5cdbe3a716998269491aeeaab