[INFO] fetching crate pallet-authority-discovery 2.0.0-rc6...
[INFO] checking pallet-authority-discovery-2.0.0-rc6 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] extracting crate pallet-authority-discovery 2.0.0-rc6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pallet-authority-discovery 2.0.0-rc6 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-authority-discovery 2.0.0-rc6
[INFO] finished tweaking crates.io crate pallet-authority-discovery 2.0.0-rc6
[INFO] tweaked toml for crates.io crate pallet-authority-discovery 2.0.0-rc6 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-authority-discovery v2.0.0-rc6
[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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76a1eb5fc7f0c5fdac6a828c90a749c97b4ad6b8711a92e9f2dc40e75dcf96eb
[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" "76a1eb5fc7f0c5fdac6a828c90a749c97b4ad6b8711a92e9f2dc40e75dcf96eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76a1eb5fc7f0c5fdac6a828c90a749c97b4ad6b8711a92e9f2dc40e75dcf96eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76a1eb5fc7f0c5fdac6a828c90a749c97b4ad6b8711a92e9f2dc40e75dcf96eb", kill_on_drop: false }`
[INFO] [stdout] 76a1eb5fc7f0c5fdac6a828c90a749c97b4ad6b8711a92e9f2dc40e75dcf96eb
[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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "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] f9dfbe5c60f48c86c0ee7d50eb40f7a775a8253e6909e675b0cf43afb2ea015c
[INFO] running `Command { std: "docker" "start" "-a" "f9dfbe5c60f48c86c0ee7d50eb40f7a775a8253e6909e675b0cf43afb2ea015c", kill_on_drop: false }`
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.0-rc6
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking sp-wasm-interface v2.0.0-rc6
[INFO] [stderr]     Checking sp-arithmetic v2.0.0-rc6
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-rc6
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking sp-core v2.0.0-rc6
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]     Checking sp-trie v2.0.0-rc6
[INFO] [stderr]     Checking sp-inherents v2.0.0-rc6
[INFO] [stderr]     Checking frame-metadata v11.0.0-rc6
[INFO] [stderr]     Checking sp-state-machine v0.8.0-rc6
[INFO] [stderr]     Checking sp-io v2.0.0-rc6
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-rc6
[INFO] [stderr]     Checking linregress v0.1.7
[INFO] [stderr]     Checking sp-runtime v2.0.0-rc6
[INFO] [stderr]     Checking sp-version v2.0.0-rc6
[INFO] [stderr]     Checking frame-support v2.0.0-rc6
[INFO] [stderr]     Checking sp-staking v2.0.0-rc6
[INFO] [stderr]     Checking sp-api v2.0.0-rc6
[INFO] [stderr]     Checking sp-timestamp v2.0.0-rc6
[INFO] [stderr]     Checking sp-session v2.0.0-rc6
[INFO] [stderr]     Checking sp-authority-discovery v2.0.0-rc6
[INFO] [stderr]     Checking frame-system v2.0.0-rc6
[INFO] [stderr]     Checking frame-benchmarking v2.0.0-rc6
[INFO] [stderr]     Checking pallet-timestamp v2.0.0-rc6
[INFO] [stderr]     Checking pallet-session v2.0.0-rc6
[INFO] [stderr]     Checking pallet-authority-discovery v2.0.0-rc6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sp_core`
[INFO] [stdout]   --> src/lib.rs:98:6
[INFO] [stdout]    |
[INFO] [stdout] 98 |     use sp_core::{crypto::key_types, H256};
[INFO] [stdout]    |         ^^^^^^^ use of undeclared crate or module `sp_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `sp_core`
[INFO] [stdout]   --> src/lib.rs:98:6
[INFO] [stdout]    |
[INFO] [stdout] 98 |     use sp_core::{crypto::key_types, H256};
[INFO] [stdout]    |         ^^^^^^^ help: a similar path exists: `sp_application_crypto::sp_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `sp_io`
[INFO] [stdout]   --> src/lib.rs:99:6
[INFO] [stdout]    |
[INFO] [stdout] 99 |     use sp_io::TestExternalities;
[INFO] [stdout]    |         ^^^^^ help: a similar path exists: `frame_support::sp_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `key_types`
[INFO] [stdout]    --> src/lib.rs:180:48
[INFO] [stdout]     |
[INFO] [stdout] 180 |         const KEY_TYPE_IDS: &'static [KeyTypeId] = &[key_types::DUMMY];
[INFO] [stdout]     |                                                      ^^^^^^^^^ use of undeclared crate or module `key_types`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 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-authority-discovery`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f9dfbe5c60f48c86c0ee7d50eb40f7a775a8253e6909e675b0cf43afb2ea015c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9dfbe5c60f48c86c0ee7d50eb40f7a775a8253e6909e675b0cf43afb2ea015c", kill_on_drop: false }`
[INFO] [stdout] f9dfbe5c60f48c86c0ee7d50eb40f7a775a8253e6909e675b0cf43afb2ea015c