[INFO] fetching crate pallet-contracts-rpc 0.8.0...
[INFO] testing pallet-contracts-rpc-0.8.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate pallet-contracts-rpc 0.8.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pallet-contracts-rpc 0.8.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-contracts-rpc 0.8.0
[INFO] finished tweaking crates.io crate pallet-contracts-rpc 0.8.0
[INFO] tweaked toml for crates.io crate pallet-contracts-rpc 0.8.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.47.0" "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] d506d68556de9304a25e5b066565286641bdd3e250201e886fc83e6c3c0b68be
[INFO] running `Command { std: "docker" "start" "-a" "d506d68556de9304a25e5b066565286641bdd3e250201e886fc83e6c3c0b68be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d506d68556de9304a25e5b066565286641bdd3e250201e886fc83e6c3c0b68be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d506d68556de9304a25e5b066565286641bdd3e250201e886fc83e6c3c0b68be", kill_on_drop: false }`
[INFO] [stdout] d506d68556de9304a25e5b066565286641bdd3e250201e886fc83e6c3c0b68be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "+1.47.0" "build" "--frozen" "--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] 796649e0aec80483426ae55a7876eaf48c6b84560470321aba50eadb2b676925
[INFO] running `Command { std: "docker" "start" "-a" "796649e0aec80483426ae55a7876eaf48c6b84560470321aba50eadb2b676925", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_json v1.0.59
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[INFO] [stderr]    Compiling parity-scale-codec v1.3.5
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[INFO] [stderr]    Compiling jsonrpc-core v15.1.0
[INFO] [stderr]    Compiling schnorrkel v0.9.1
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[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling jsonrpc-pubsub v15.1.0
[INFO] [stderr]    Compiling substrate-bip39 v0.4.2
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling jsonrpc-client-transports v15.1.0
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[INFO] [stderr]    Compiling futures v0.3.6
[INFO] [stderr]    Compiling jsonrpc-core-client v15.1.0
[INFO] [stderr]    Compiling multistream-select v0.8.2
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling wasm-timer v0.2.5
[INFO] [stderr]    Compiling sp-utils v2.0.0
[INFO] [stderr]    Compiling impl-codec v0.4.2
[INFO] [stderr]    Compiling sp-storage v2.0.0
[INFO] [stderr]    Compiling sp-tracing v2.0.0
[INFO] [stderr]    Compiling sp-wasm-interface v2.0.0
[INFO] [stderr]    Compiling sp-arithmetic v2.0.0
[INFO] [stderr]    Compiling primitive-types v0.7.2
[INFO] [stderr]    Compiling libp2p-core v0.22.1
[INFO] [stderr]    Compiling sp-externalities v0.8.0
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]    Compiling sp-runtime-interface v2.0.0
[INFO] [stderr]    Compiling memory-db v0.24.1
[INFO] [stderr]    Compiling kvdb v0.7.0
[INFO] [stderr]    Compiling sp-database v2.0.0
[INFO] [stderr]    Compiling sp-core v2.0.0
[INFO] [stderr]    Compiling hyper v0.13.8
[INFO] [stderr]    Compiling libp2p-swarm v0.22.0
[INFO] [stderr]    Compiling sp-trie v2.0.0
[INFO] [stderr]    Compiling sp-inherents v2.0.0
[INFO] [stderr]    Compiling sp-rpc v2.0.0
[INFO] [stderr]    Compiling sp-state-machine v0.8.0
[INFO] [stderr]    Compiling libp2p v0.28.1
[INFO] [stderr]    Compiling sp-io v2.0.0
[INFO] [stderr]    Compiling substrate-prometheus-endpoint v0.8.0
[INFO] [stderr]    Compiling sp-application-crypto v2.0.0
[INFO] [stderr]    Compiling sp-runtime v2.0.0
[INFO] [stderr]    Compiling sp-version v2.0.0
[INFO] [stderr]    Compiling pallet-contracts-primitives v2.0.0
[INFO] [stderr]    Compiling sp-api v2.0.0
[INFO] [stderr]    Compiling sp-consensus v0.8.0
[INFO] [stderr]    Compiling sp-block-builder v2.0.0
[INFO] [stderr]    Compiling pallet-contracts-rpc-runtime-api v0.8.0
[INFO] [stderr]    Compiling sp-blockchain v2.0.0
[INFO] [stderr]    Compiling pallet-contracts-rpc v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 55s
[INFO] running `Command { std: "docker" "inspect" "796649e0aec80483426ae55a7876eaf48c6b84560470321aba50eadb2b676925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796649e0aec80483426ae55a7876eaf48c6b84560470321aba50eadb2b676925", kill_on_drop: false }`
[INFO] [stdout] 796649e0aec80483426ae55a7876eaf48c6b84560470321aba50eadb2b676925
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80c07934a39597de37cd81b958872cff082af15cccb4e442d8fbdf2a4f9595c1
[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" "80c07934a39597de37cd81b958872cff082af15cccb4e442d8fbdf2a4f9595c1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pallet-contracts-rpc v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `serde_json`
[INFO] [stdout]    --> src/lib.rs:300:18
[INFO] [stdout]     |
[INFO] [stdout] 300 |         let req: Req = serde_json::from_str(r#"
[INFO] [stdout]     |                        ^^^^^^^^^^ use of undeclared type or module `serde_json`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `serde_json`
[INFO] [stdout]    --> src/lib.rs:315:37
[INFO] [stdout]     |
[INFO] [stdout] 315 |             let res: RpcContractExecResult = serde_json::from_str(expected).unwrap();
[INFO] [stdout]     |                                              ^^^^^^^^^^ use of undeclared type or module `serde_json`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `serde_json`
[INFO] [stdout]    --> src/lib.rs:316:17
[INFO] [stdout]     |
[INFO] [stdout] 316 |             let actual = serde_json::to_string(&res).unwrap();
[INFO] [stdout]     |                          ^^^^^^^^^^ use of undeclared type or module `serde_json`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pallet-contracts-rpc`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "80c07934a39597de37cd81b958872cff082af15cccb4e442d8fbdf2a4f9595c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c07934a39597de37cd81b958872cff082af15cccb4e442d8fbdf2a4f9595c1", kill_on_drop: false }`
[INFO] [stdout] 80c07934a39597de37cd81b958872cff082af15cccb4e442d8fbdf2a4f9595c1
