[INFO] fetching crate pallet-randomness-collective-flip 2.0.0-rc5...
[INFO] checking pallet-randomness-collective-flip-2.0.0-rc5 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate pallet-randomness-collective-flip 2.0.0-rc5 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate pallet-randomness-collective-flip 2.0.0-rc5 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-randomness-collective-flip 2.0.0-rc5
[INFO] finished tweaking crates.io crate pallet-randomness-collective-flip 2.0.0-rc5
[INFO] tweaked toml for crates.io crate pallet-randomness-collective-flip 2.0.0-rc5 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f57a7ce07ab5caad68da30d046d1f1829c1395c59802b9c45c9df8b8a4aca32
[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" "0f57a7ce07ab5caad68da30d046d1f1829c1395c59802b9c45c9df8b8a4aca32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f57a7ce07ab5caad68da30d046d1f1829c1395c59802b9c45c9df8b8a4aca32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f57a7ce07ab5caad68da30d046d1f1829c1395c59802b9c45c9df8b8a4aca32", kill_on_drop: false }`
[INFO] [stdout] 0f57a7ce07ab5caad68da30d046d1f1829c1395c59802b9c45c9df8b8a4aca32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 842c658a6be48d43c3987b068a200ba168a101240944f58e5028728924440b88
[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" "842c658a6be48d43c3987b068a200ba168a101240944f58e5028728924440b88", kill_on_drop: false }`
[INFO] [stderr]     Checking safe-mix v1.0.1
[INFO] [stderr]     Checking pallet-randomness-collective-flip v2.0.0-rc5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `sp_core`
[INFO] [stdout]    --> src/lib.rs:136:6
[INFO] [stdout]     |
[INFO] [stdout] 136 |     use sp_core::H256;
[INFO] [stdout]     |         ^^^^^^^ use of undeclared type or module `sp_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `sp_io`
[INFO] [stdout]    --> src/lib.rs:191:23
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn new_test_ext() -> sp_io::TestExternalities {
[INFO] [stdout]     |                          ^^^^^ use of undeclared type or module `sp_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[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 `pallet-randomness-collective-flip`.
[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" "842c658a6be48d43c3987b068a200ba168a101240944f58e5028728924440b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842c658a6be48d43c3987b068a200ba168a101240944f58e5028728924440b88", kill_on_drop: false }`
[INFO] [stdout] 842c658a6be48d43c3987b068a200ba168a101240944f58e5028728924440b88