[INFO] fetching crate pallet-finality-tracker 2.0.0-rc3...
[INFO] checking pallet-finality-tracker-2.0.0-rc3 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate pallet-finality-tracker 2.0.0-rc3 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate pallet-finality-tracker 2.0.0-rc3 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-finality-tracker 2.0.0-rc3
[INFO] finished tweaking crates.io crate pallet-finality-tracker 2.0.0-rc3
[INFO] tweaked toml for crates.io crate pallet-finality-tracker 2.0.0-rc3 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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" "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" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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] 0ca613cb7c502319bad1eb3fefed672787bf409d964ba93cca82c585a13cb88a
[INFO] running `Command { std: "docker" "start" "-a" "0ca613cb7c502319bad1eb3fefed672787bf409d964ba93cca82c585a13cb88a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ca613cb7c502319bad1eb3fefed672787bf409d964ba93cca82c585a13cb88a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca613cb7c502319bad1eb3fefed672787bf409d964ba93cca82c585a13cb88a", kill_on_drop: false }`
[INFO] [stdout] 0ca613cb7c502319bad1eb3fefed672787bf409d964ba93cca82c585a13cb88a
[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" "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" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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] 647a378118d3536f164f722d5614fd0a4f49476bbb8b709694f476243809467b
[INFO] running `Command { std: "docker" "start" "-a" "647a378118d3536f164f722d5614fd0a4f49476bbb8b709694f476243809467b", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking sp-arithmetic v2.0.0-rc3
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking sp-wasm-interface v2.0.0-rc3
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-rc3
[INFO] [stderr]     Checking sp-core v2.0.0-rc3
[INFO] [stderr]     Checking sp-trie v2.0.0-rc3
[INFO] [stderr]     Checking sp-inherents v2.0.0-rc3
[INFO] [stderr]     Checking frame-metadata v11.0.0-rc3
[INFO] [stderr]     Checking sp-finality-tracker v2.0.0-rc3
[INFO] [stderr]     Checking sp-state-machine v0.8.0-rc3
[INFO] [stderr]     Checking sp-io v2.0.0-rc3
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-rc3
[INFO] [stderr]     Checking sp-runtime v2.0.0-rc3
[INFO] [stderr]     Checking frame-support v2.0.0-rc3
[INFO] [stderr]     Checking sp-version v2.0.0-rc3
[INFO] [stderr]     Checking frame-system v2.0.0-rc3
[INFO] [stderr]     Checking pallet-finality-tracker v2.0.0-rc3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `sp_io`
[INFO] [stdout]    --> src/lib.rs:209:6
[INFO] [stdout]     |
[INFO] [stdout] 209 |     use sp_io::TestExternalities;
[INFO] [stdout]     |         ^^^^^ use of undeclared type or module `sp_io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `sp_core`
[INFO] [stdout]    --> src/lib.rs:210:6
[INFO] [stdout]     |
[INFO] [stdout] 210 |     use sp_core::H256;
[INFO] [stdout]     |         ^^^^^^^ use of undeclared type or module `sp_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[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-finality-tracker`.
[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" "647a378118d3536f164f722d5614fd0a4f49476bbb8b709694f476243809467b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "647a378118d3536f164f722d5614fd0a4f49476bbb8b709694f476243809467b", kill_on_drop: false }`
[INFO] [stdout] 647a378118d3536f164f722d5614fd0a4f49476bbb8b709694f476243809467b