[INFO] crate pallet-randomness-collective-flip 2.0.0-alpha.5 is already in cache
[INFO] checking pallet-randomness-collective-flip-2.0.0-alpha.5 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate pallet-randomness-collective-flip 2.0.0-alpha.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pallet-randomness-collective-flip 2.0.0-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 pallet-randomness-collective-flip 2.0.0-alpha.5
[INFO] finished tweaking crates.io crate pallet-randomness-collective-flip 2.0.0-alpha.5
[INFO] tweaked toml for crates.io crate pallet-randomness-collective-flip 2.0.0-alpha.5 written to /workspace/builds/worker-7/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] running `"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" "/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] 690aa848ab6e0f8ff4d7f519cdb91324c38eb043ee4e0c35e08285f63581a9b9
[INFO] running `"docker" "start" "-a" "690aa848ab6e0f8ff4d7f519cdb91324c38eb043ee4e0c35e08285f63581a9b9"`
[INFO] [stderr]     Checking safe-mix v1.0.1
[INFO] [stderr]     Checking frame-system v2.0.0-alpha.5
[INFO] [stderr]     Checking pallet-randomness-collective-flip v2.0.0-alpha.5 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `sp_core`
[INFO] [stderr]    --> src/lib.rs:155:6
[INFO] [stderr]     |
[INFO] [stderr] 155 |     use sp_core::H256;
[INFO] [stderr]     |         ^^^^^^^ use of undeclared type or module `sp_core`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `sp_io`
[INFO] [stderr]    --> src/lib.rs:202:23
[INFO] [stderr]     |
[INFO] [stderr] 202 |     fn new_test_ext() -> sp_io::TestExternalities {
[INFO] [stderr]     |                          ^^^^^ use of undeclared type or module `sp_io`
[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 `pallet-randomness-collective-flip`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "690aa848ab6e0f8ff4d7f519cdb91324c38eb043ee4e0c35e08285f63581a9b9"`
[INFO] running `"docker" "rm" "-f" "690aa848ab6e0f8ff4d7f519cdb91324c38eb043ee4e0c35e08285f63581a9b9"`
[INFO] [stdout] 690aa848ab6e0f8ff4d7f519cdb91324c38eb043ee4e0c35e08285f63581a9b9