[INFO] crate sc-block-builder 0.8.0-rc3 is already in cache
[INFO] checking sc-block-builder-0.8.0-rc3 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate sc-block-builder 0.8.0-rc3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sc-block-builder 0.8.0-rc3 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-block-builder 0.8.0-rc3
[INFO] finished tweaking crates.io crate sc-block-builder 0.8.0-rc3
[INFO] tweaked toml for crates.io crate sc-block-builder 0.8.0-rc3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d46c1530337b7e000698ad36fd1185a3cf7cd64bcbcda787fd964160c329255
[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" "3d46c1530337b7e000698ad36fd1185a3cf7cd64bcbcda787fd964160c329255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d46c1530337b7e000698ad36fd1185a3cf7cd64bcbcda787fd964160c329255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d46c1530337b7e000698ad36fd1185a3cf7cd64bcbcda787fd964160c329255", kill_on_drop: false }`
[INFO] [stdout] 3d46c1530337b7e000698ad36fd1185a3cf7cd64bcbcda787fd964160c329255
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4e9560040ec6b4c61056628be88e9b016730fa863b1ac857d332d78427f2bbf9
[INFO] running `Command { std: "docker" "start" "-a" "4e9560040ec6b4c61056628be88e9b016730fa863b1ac857d332d78427f2bbf9", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]     Checking libp2p-core v0.19.1
[INFO] [stderr]     Checking substrate-bip39 v0.4.1
[INFO] [stderr]     Checking sp-core v2.0.0-rc3
[INFO] [stderr]     Checking libp2p-dns v0.19.0
[INFO] [stderr]     Checking libp2p-wasm-ext v0.19.0
[INFO] [stderr]     Checking libp2p-websocket v0.19.0
[INFO] [stderr]     Checking libp2p-swarm v0.19.0
[INFO] [stderr]     Checking libp2p-tcp v0.19.1
[INFO] [stderr]     Checking sp-trie v2.0.0-rc3
[INFO] [stderr]     Checking sp-inherents v2.0.0-rc3
[INFO] [stderr]     Checking sp-allocator v2.0.0-rc3
[INFO] [stderr]     Checking sc-executor-common v0.8.0-rc3
[INFO] [stderr]     Checking sp-state-machine v0.8.0-rc3
[INFO] [stderr]     Checking libp2p v0.19.1
[INFO] [stderr]     Checking sc-executor-wasmi v0.8.0-rc3
[INFO] [stderr]     Checking sc-telemetry v2.0.0-rc3
[INFO] [stderr]     Checking sp-io v2.0.0-rc3
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-rc3
[INFO] [stderr]     Checking sp-runtime v2.0.0-rc3
[INFO] [stderr]     Checking sp-version v2.0.0-rc3
[INFO] [stderr]     Checking sp-keyring v2.0.0-rc3
[INFO] [stderr]     Checking sp-api v2.0.0-rc3
[INFO] [stderr]     Checking sp-consensus v0.8.0-rc3
[INFO] [stderr]     Checking sp-block-builder v2.0.0-rc3
[INFO] [stderr]     Checking sc-executor v0.8.0-rc3
[INFO] [stderr]     Checking sp-blockchain v2.0.0-rc3
[INFO] [stderr]     Checking sp-transaction-pool v2.0.0-rc3
[INFO] [stderr]     Checking sc-client-api v2.0.0-rc3
[INFO] [stderr]     Checking sc-block-builder v0.8.0-rc3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `substrate_test_runtime_client`
[INFO] [stdout]    --> src/lib.rs:223:6
[INFO] [stdout]     |
[INFO] [stdout] 223 |     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:227:17
[INFO] [stdout]     |
[INFO] [stdout] 227 |         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:220:6
[INFO] [stdout]     |
[INFO] [stdout] 220 |     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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4e9560040ec6b4c61056628be88e9b016730fa863b1ac857d332d78427f2bbf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e9560040ec6b4c61056628be88e9b016730fa863b1ac857d332d78427f2bbf9", kill_on_drop: false }`
[INFO] [stdout] 4e9560040ec6b4c61056628be88e9b016730fa863b1ac857d332d78427f2bbf9