[INFO] fetching crate pallet-offences 3.0.0...
[INFO] checking pallet-offences-3.0.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate pallet-offences 3.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate pallet-offences 3.0.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-offences 3.0.0
[INFO] finished tweaking crates.io crate pallet-offences 3.0.0
[INFO] tweaked toml for crates.io crate pallet-offences 3.0.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] c8458c871ddd84fd3519a111d579b45fa10b3ba733f2316f399b22b826c3eb78
[INFO] running `Command { std: "docker" "start" "-a" "c8458c871ddd84fd3519a111d579b45fa10b3ba733f2316f399b22b826c3eb78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8458c871ddd84fd3519a111d579b45fa10b3ba733f2316f399b22b826c3eb78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8458c871ddd84fd3519a111d579b45fa10b3ba733f2316f399b22b826c3eb78", kill_on_drop: false }`
[INFO] [stdout] c8458c871ddd84fd3519a111d579b45fa10b3ba733f2316f399b22b826c3eb78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9234db74c06a02f41f3eab4357d3e8a83804fc9f693d3039bc9003d8b43b7ba
[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" "a9234db74c06a02f41f3eab4357d3e8a83804fc9f693d3039bc9003d8b43b7ba", kill_on_drop: false }`
[INFO] [stderr]     Checking sp-runtime v3.0.0
[INFO] [stderr]     Checking sp-staking v3.0.0
[INFO] [stderr]     Checking sp-version v3.0.0
[INFO] [stderr]     Checking frame-support v3.0.0
[INFO] [stderr]     Checking sp-api v3.0.0
[INFO] [stderr]     Checking frame-system v3.0.0
[INFO] [stderr]     Checking frame-benchmarking v3.1.0
[INFO] [stderr]     Checking pallet-balances v3.0.0
[INFO] [stderr]     Checking pallet-offences v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `sp_core`
[INFO] [stdout]   --> src/mock.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | use sp_core::H256;
[INFO] [stdout]    |     ^^^^^^^ use of undeclared crate or module `sp_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sp_io`
[INFO] [stdout]    --> src/mock.rs:141:26
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub fn new_test_ext() -> sp_io::TestExternalities {
[INFO] [stdout]     |                          ^^^^^ use of undeclared crate or module `sp_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sp_io`
[INFO] [stdout]    --> src/mock.rs:143:16
[INFO] [stdout]     |
[INFO] [stdout] 143 |     let mut ext = sp_io::TestExternalities::new(t);
[INFO] [stdout]     |                   ^^^^^ use of undeclared crate or module `sp_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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-offences`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a9234db74c06a02f41f3eab4357d3e8a83804fc9f693d3039bc9003d8b43b7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9234db74c06a02f41f3eab4357d3e8a83804fc9f693d3039bc9003d8b43b7ba", kill_on_drop: false }`
[INFO] [stdout] a9234db74c06a02f41f3eab4357d3e8a83804fc9f693d3039bc9003d8b43b7ba