[INFO] fetching crate sc-block-builder 0.8.0-rc6...
[INFO] checking sc-block-builder-0.8.0-rc6 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate sc-block-builder 0.8.0-rc6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sc-block-builder 0.8.0-rc6 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-block-builder 0.8.0-rc6
[INFO] finished tweaking crates.io crate sc-block-builder 0.8.0-rc6
[INFO] tweaked toml for crates.io crate sc-block-builder 0.8.0-rc6 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b92aefe8bf6b24a0bc5791d0efb7b1950c803c5d6a63e587a35df0715c657cad
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b92aefe8bf6b24a0bc5791d0efb7b1950c803c5d6a63e587a35df0715c657cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b92aefe8bf6b24a0bc5791d0efb7b1950c803c5d6a63e587a35df0715c657cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92aefe8bf6b24a0bc5791d0efb7b1950c803c5d6a63e587a35df0715c657cad", kill_on_drop: false }`
[INFO] [stdout] b92aefe8bf6b24a0bc5791d0efb7b1950c803c5d6a63e587a35df0715c657cad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 338125ea9b2bde3269e198ea01d4787f0fe802eb55b2a4974c50421ebd0bcefe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "338125ea9b2bde3269e198ea01d4787f0fe802eb55b2a4974c50421ebd0bcefe", kill_on_drop: false }`
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]     Checking ed25519-dalek v1.0.0
[INFO] [stderr]     Checking libp2p-core v0.20.1
[INFO] [stderr]     Checking substrate-bip39 v0.4.2
[INFO] [stderr]     Checking sp-core v2.0.0-rc6
[INFO] [stderr]     Checking sp-trie v2.0.0-rc6
[INFO] [stderr]     Checking sp-inherents v2.0.0-rc6
[INFO] [stderr]     Checking sp-allocator v2.0.0-rc6
[INFO] [stderr]     Checking libp2p-websocket v0.21.1
[INFO] [stderr]     Checking libp2p-wasm-ext v0.20.1
[INFO] [stderr]     Checking libp2p-dns v0.20.0
[INFO] [stderr]     Checking libp2p-tcp v0.20.0
[INFO] [stderr]     Checking libp2p-swarm v0.20.1
[INFO] [stderr]     Checking sc-executor-common v0.8.0-rc6
[INFO] [stderr]     Checking sp-state-machine v0.8.0-rc6
[INFO] [stderr]     Checking sc-executor-wasmi v0.8.0-rc6
[INFO] [stderr]     Checking libp2p v0.23.0
[INFO] [stderr]     Checking sc-telemetry v2.0.0-rc6
[INFO] [stderr]     Checking sp-io v2.0.0-rc6
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-rc6
[INFO] [stderr]     Checking sp-runtime v2.0.0-rc6
[INFO] [stderr]     Checking sp-version v2.0.0-rc6
[INFO] [stderr]     Checking sp-keyring v2.0.0-rc6
[INFO] [stderr]     Checking sp-api v2.0.0-rc6
[INFO] [stderr]     Checking sp-block-builder v2.0.0-rc6
[INFO] [stderr]     Checking sp-consensus v0.8.0-rc6
[INFO] [stderr]     Checking sc-executor v0.8.0-rc6
[INFO] [stderr]     Checking sp-blockchain v2.0.0-rc6
[INFO] [stderr]     Checking sp-transaction-pool v2.0.0-rc6
[INFO] [stderr]     Checking sc-client-api v2.0.0-rc6
[INFO] [stderr]     Checking sc-block-builder v0.8.0-rc6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `substrate_test_runtime_client`
[INFO] [stdout]    --> src/lib.rs:250:6
[INFO] [stdout]     |
[INFO] [stdout] 250 |     use substrate_test_runtime_client::{DefaultTestClientBuilderExt, TestClientBuilderExt};
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `substrate_test_runtime_client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `substrate_test_runtime_client`
[INFO] [stdout]    --> src/lib.rs:254:17
[INFO] [stdout]     |
[INFO] [stdout] 254 |         let builder = substrate_test_runtime_client::TestClientBuilder::new();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared type or module `substrate_test_runtime_client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sp_blockchain::HeaderBackend`
[INFO] [stdout]    --> src/lib.rs:247:6
[INFO] [stdout]     |
[INFO] [stdout] 247 |     use sp_blockchain::HeaderBackend;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sc-block-builder`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "338125ea9b2bde3269e198ea01d4787f0fe802eb55b2a4974c50421ebd0bcefe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "338125ea9b2bde3269e198ea01d4787f0fe802eb55b2a4974c50421ebd0bcefe", kill_on_drop: false }`
[INFO] [stdout] 338125ea9b2bde3269e198ea01d4787f0fe802eb55b2a4974c50421ebd0bcefe
