[INFO] crate pallet-contracts-rpc 0.8.0-rc2 is already in cache
[INFO] testing pallet-contracts-rpc-0.8.0-rc2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate pallet-contracts-rpc 0.8.0-rc2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate pallet-contracts-rpc 0.8.0-rc2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pallet-contracts-rpc 0.8.0-rc2
[INFO] finished tweaking crates.io crate pallet-contracts-rpc 0.8.0-rc2
[INFO] tweaked toml for crates.io crate pallet-contracts-rpc 0.8.0-rc2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 43c94077539db56fd0b0277541eab2330046f0943bf58b5a646ed3a21b9fbdbe
[INFO] running `"docker" "start" "-a" "43c94077539db56fd0b0277541eab2330046f0943bf58b5a646ed3a21b9fbdbe"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling unsigned-varint v0.3.3
[INFO] [stderr]    Compiling send_wrapper v0.4.0
[INFO] [stderr]    Compiling prometheus v0.8.0
[INFO] [stderr]    Compiling bs58 v0.3.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling blake2s_simd v0.5.10
[INFO] [stderr]    Compiling blake2b_simd v0.5.10
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling ring v0.16.14
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling sp-panic-handler v2.0.0-rc2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling libp2p-core-derive v0.19.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling jsonrpc-derive v14.2.1
[INFO] [stderr]    Compiling trie-db v0.20.1
[INFO] [stderr]    Compiling lru v0.4.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling curve25519-dalek v2.1.0
[INFO] [stderr]    Compiling uint v0.8.3
[INFO] [stderr]    Compiling fixed-hash v0.6.1
[INFO] [stderr]    Compiling merlin v2.0.0
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling asn1_der v0.6.3
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling tiny-bip39 v0.7.3
[INFO] [stderr]    Compiling jsonrpc-core v14.2.0
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]    Compiling schnorrkel v0.9.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]    Compiling multihash v0.11.2
[INFO] [stderr]    Compiling parity-scale-codec v1.3.0
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling parity-multiaddr v0.9.0
[INFO] [stderr]    Compiling jsonrpc-pubsub v14.2.0
[INFO] [stderr]    Compiling substrate-bip39 v0.4.1
[INFO] [stderr]    Compiling jsonrpc-client-transports v14.2.0
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling piper v0.1.3
[INFO] [stderr]    Compiling h2 v0.2.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling smol v0.1.11
[INFO] [stderr]    Compiling jsonrpc-core-client v14.2.0
[INFO] [stderr]    Compiling multistream-select v0.8.1
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling wasm-timer v0.2.4
[INFO] [stderr]    Compiling sp-utils v2.0.0-rc2
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[INFO] [stderr]    Compiling async-std v1.6.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.63
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling hyper v0.13.6
[INFO] [stderr]    Compiling impl-codec v0.4.2
[INFO] [stderr]    Compiling sp-externalities v0.8.0-rc2
[INFO] [stderr]    Compiling sp-wasm-interface v2.0.0-rc2
[INFO] [stderr]    Compiling sp-arithmetic v2.0.0-rc2
[INFO] [stderr]    Compiling js-sys v0.3.40
[INFO] [stderr]    Compiling primitive-types v0.7.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling parity-util-mem v0.6.1
[INFO] [stderr]    Compiling sp-runtime-interface v2.0.0-rc2
[INFO] [stderr]    Compiling memory-db v0.20.1
[INFO] [stderr]    Compiling libp2p-core v0.19.1
[INFO] [stderr]    Compiling sp-core v2.0.0-rc2
[INFO] [stderr]    Compiling web-sys v0.3.40
[INFO] [stderr]    Compiling substrate-prometheus-endpoint v0.8.0-rc2
[INFO] [stderr]    Compiling sp-trie v2.0.0-rc2
[INFO] [stderr]    Compiling sp-inherents v2.0.0-rc2
[INFO] [stderr]    Compiling sp-rpc v2.0.0-rc2
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling sp-state-machine v0.8.0-rc2
[INFO] [stderr]    Compiling libp2p-swarm v0.19.0
[INFO] [stderr]    Compiling sp-io v2.0.0-rc2
[INFO] [stderr]    Compiling libp2p v0.19.1
[INFO] [stderr]    Compiling sp-application-crypto v2.0.0-rc2
[INFO] [stderr]    Compiling sp-runtime v2.0.0-rc2
[INFO] [stderr]    Compiling sp-version v2.0.0-rc2
[INFO] [stderr]    Compiling pallet-contracts-primitives v2.0.0-rc2
[INFO] [stderr]    Compiling sp-api v2.0.0-rc2
[INFO] [stderr]    Compiling sp-consensus v0.8.0-rc2
[INFO] [stderr]    Compiling sp-block-builder v2.0.0-rc2
[INFO] [stderr]    Compiling pallet-contracts-rpc-runtime-api v0.8.0-rc2
[INFO] [stderr]    Compiling sp-blockchain v2.0.0-rc2
[INFO] [stderr]    Compiling pallet-contracts-rpc v0.8.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 46s
[INFO] running `"docker" "inspect" "43c94077539db56fd0b0277541eab2330046f0943bf58b5a646ed3a21b9fbdbe"`
[INFO] running `"docker" "rm" "-f" "43c94077539db56fd0b0277541eab2330046f0943bf58b5a646ed3a21b9fbdbe"`
[INFO] [stdout] 43c94077539db56fd0b0277541eab2330046f0943bf58b5a646ed3a21b9fbdbe
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b17867c1186e8cf64b3a4f905ad6e8916a06b1be152d2597995c0a0d509f452f
[INFO] running `"docker" "start" "-a" "b17867c1186e8cf64b3a4f905ad6e8916a06b1be152d2597995c0a0d509f452f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pallet-contracts-rpc v0.8.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `serde_json`
[INFO] [stderr]    --> src/lib.rs:289:37
[INFO] [stderr]     |
[INFO] [stderr] 289 |             let res: RpcContractExecResult = serde_json::from_str(expected).unwrap();
[INFO] [stderr]     |                                              ^^^^^^^^^^ use of undeclared type or module `serde_json`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `serde_json`
[INFO] [stderr]    --> src/lib.rs:290:17
[INFO] [stderr]     |
[INFO] [stderr] 290 |             let actual = serde_json::to_string(&res).unwrap();
[INFO] [stderr]     |                          ^^^^^^^^^^ use of undeclared type or module `serde_json`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: could not compile `pallet-contracts-rpc`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b17867c1186e8cf64b3a4f905ad6e8916a06b1be152d2597995c0a0d509f452f"`
[INFO] running `"docker" "rm" "-f" "b17867c1186e8cf64b3a4f905ad6e8916a06b1be152d2597995c0a0d509f452f"`
[INFO] [stdout] b17867c1186e8cf64b3a4f905ad6e8916a06b1be152d2597995c0a0d509f452f