[INFO] fetching crate pallet-membership 2.0.0-rc3...
[INFO] checking pallet-membership-2.0.0-rc3 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] extracting crate pallet-membership 2.0.0-rc3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pallet-membership 2.0.0-rc3 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-membership 2.0.0-rc3
[INFO] finished tweaking crates.io crate pallet-membership 2.0.0-rc3
[INFO] tweaked toml for crates.io crate pallet-membership 2.0.0-rc3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", 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] 5a4b09a4aaa42e2234e1d5c8fc4a4ec13bf56c94acd001b9a8a94a8c01eb323f
[INFO] running `Command { std: "docker" "start" "-a" "5a4b09a4aaa42e2234e1d5c8fc4a4ec13bf56c94acd001b9a8a94a8c01eb323f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a4b09a4aaa42e2234e1d5c8fc4a4ec13bf56c94acd001b9a8a94a8c01eb323f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a4b09a4aaa42e2234e1d5c8fc4a4ec13bf56c94acd001b9a8a94a8c01eb323f", kill_on_drop: false }`
[INFO] [stdout] 5a4b09a4aaa42e2234e1d5c8fc4a4ec13bf56c94acd001b9a8a94a8c01eb323f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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] 31160e0f494b3e9033555bc016a0d6d8ce0ce3160bd21297c50449f84af53a50
[INFO] running `Command { std: "docker" "start" "-a" "31160e0f494b3e9033555bc016a0d6d8ce0ce3160bd21297c50449f84af53a50", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking pallet-membership v2.0.0-rc3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `sp_core`
[INFO] [stdout]    --> src/lib.rs:284:6
[INFO] [stdout]     |
[INFO] [stdout] 284 |     use sp_core::H256;
[INFO] [stdout]     |         ^^^^^^^ use of undeclared type or module `sp_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pallet-membership`.
[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" "31160e0f494b3e9033555bc016a0d6d8ce0ce3160bd21297c50449f84af53a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31160e0f494b3e9033555bc016a0d6d8ce0ce3160bd21297c50449f84af53a50", kill_on_drop: false }`
[INFO] [stdout] 31160e0f494b3e9033555bc016a0d6d8ce0ce3160bd21297c50449f84af53a50