[INFO] fetching crate sc-block-builder 0.8.0-alpha.5...
[INFO] checking sc-block-builder-0.8.0-alpha.5 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate sc-block-builder 0.8.0-alpha.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sc-block-builder 0.8.0-alpha.5 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sc-block-builder 0.8.0-alpha.5
[INFO] finished tweaking crates.io crate sc-block-builder 0.8.0-alpha.5
[INFO] tweaked toml for crates.io crate sc-block-builder 0.8.0-alpha.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1b8e6f9378698dd15537fd3c9b94645d1aa4774a7a6014a006db510fc742017f
[INFO] running `"docker" "start" "-a" "1b8e6f9378698dd15537fd3c9b94645d1aa4774a7a6014a006db510fc742017f"`
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking fixed-hash v0.6.0
[INFO] [stderr]     Checking sp-arithmetic v2.0.0-alpha.5
[INFO] [stderr]     Checking trie-db v0.20.0
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking primitive-types v0.7.0
[INFO] [stderr]     Checking parity-util-mem v0.6.0
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-alpha.5
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking memory-db v0.20.0
[INFO] [stderr]     Checking kvdb v0.5.0
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking futures_codec v0.3.4
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking sp-core v2.0.0-alpha.5
[INFO] [stderr]     Checking wasm-timer v0.2.4
[INFO] [stderr]     Checking yamux v0.4.5
[INFO] [stderr]     Checking soketto v0.3.2
[INFO] [stderr]     Checking async-tls v0.6.0
[INFO] [stderr]     Checking libp2p-pnet v0.16.0
[INFO] [stderr]     Checking futures-diagnose v1.0.1
[INFO] [stderr]     Checking unsigned-varint v0.3.2
[INFO] [stderr]     Checking parity-multihash v0.2.3
[INFO] [stderr]     Checking multistream-select v0.7.0
[INFO] [stderr]     Checking parity-multiaddr v0.7.3
[INFO] [stderr]     Checking sp-trie v2.0.0-alpha.5
[INFO] [stderr]     Checking sp-inherents v2.0.0-alpha.5
[INFO] [stderr]     Checking sp-allocator v2.0.0-alpha.5
[INFO] [stderr]     Checking libp2p-core v0.16.0
[INFO] [stderr]     Checking sc-executor-common v0.8.0-alpha.5
[INFO] [stderr]     Checking sp-state-machine v0.8.0-alpha.5
[INFO] [stderr]     Checking libp2p-swarm v0.16.1
[INFO] [stderr]     Checking libp2p-dns v0.16.0
[INFO] [stderr]     Checking libp2p-noise v0.16.2
[INFO] [stderr]     Checking libp2p-plaintext v0.16.0
[INFO] [stderr]     Checking libp2p-tcp v0.16.0
[INFO] [stderr]     Checking libp2p-deflate v0.16.0
[INFO] [stderr]     Checking libp2p-websocket v0.16.0
[INFO] [stderr]     Checking libp2p-yamux v0.16.2
[INFO] [stderr]     Checking libp2p-mplex v0.16.0
[INFO] [stderr]     Checking libp2p-uds v0.16.0
[INFO] [stderr]     Checking libp2p-secio v0.16.1
[INFO] [stderr]     Checking libp2p-wasm-ext v0.16.2
[INFO] [stderr]     Checking sc-executor-wasmi v0.8.0-alpha.5
[INFO] [stderr]     Checking sp-io v2.0.0-alpha.5
[INFO] [stderr]     Checking libp2p-identify v0.16.0
[INFO] [stderr]     Checking libp2p-ping v0.16.0
[INFO] [stderr]     Checking libp2p-gossipsub v0.16.0
[INFO] [stderr]     Checking libp2p-floodsub v0.16.0
[INFO] [stderr]     Checking libp2p-mdns v0.16.0
[INFO] [stderr]     Checking libp2p-kad v0.16.2
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-alpha.5
[INFO] [stderr]     Checking libp2p v0.16.2
[INFO] [stderr]     Checking sp-runtime v2.0.0-alpha.5
[INFO] [stderr]     Checking sc-telemetry v2.0.0-alpha.5
[INFO] [stderr]     Checking sp-version v2.0.0-alpha.5
[INFO] [stderr]     Checking sp-keyring v2.0.0-alpha.5
[INFO] [stderr]     Checking sp-api v2.0.0-alpha.5
[INFO] [stderr]     Checking sp-consensus v0.8.0-alpha.5
[INFO] [stderr]     Checking sc-executor v0.8.0-alpha.5
[INFO] [stderr]     Checking sp-block-builder v2.0.0-alpha.5
[INFO] [stderr]     Checking sp-transaction-pool v2.0.0-alpha.5
[INFO] [stderr]     Checking sp-blockchain v2.0.0-alpha.5
[INFO] [stderr]     Checking sc-client-api v2.0.0-alpha.5
[INFO] [stderr]     Checking sc-block-builder v0.8.0-alpha.5 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `substrate_test_runtime_client`
[INFO] [stderr]    --> src/lib.rs:221:6
[INFO] [stderr]     |
[INFO] [stderr] 221 |     use substrate_test_runtime_client::{DefaultTestClientBuilderExt, TestClientBuilderExt};
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `substrate_test_runtime_client`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `substrate_test_runtime_client`
[INFO] [stderr]    --> src/lib.rs:225:17
[INFO] [stderr]     |
[INFO] [stderr] 225 |         let builder = substrate_test_runtime_client::TestClientBuilder::new();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `substrate_test_runtime_client`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sp_blockchain::HeaderBackend`
[INFO] [stderr]    --> src/lib.rs:218:6
[INFO] [stderr]     |
[INFO] [stderr] 218 |     use sp_blockchain::HeaderBackend;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `sc-block-builder`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1b8e6f9378698dd15537fd3c9b94645d1aa4774a7a6014a006db510fc742017f"`
[INFO] running `"docker" "rm" "-f" "1b8e6f9378698dd15537fd3c9b94645d1aa4774a7a6014a006db510fc742017f"`
[INFO] [stdout] 1b8e6f9378698dd15537fd3c9b94645d1aa4774a7a6014a006db510fc742017f