[INFO] fetching crate ethers-contract 0.2.2...
[INFO] testing ethers-contract-0.2.2 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate ethers-contract 0.2.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate ethers-contract 0.2.2 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ethers-contract 0.2.2
[INFO] finished tweaking crates.io crate ethers-contract 0.2.2
[INFO] tweaked toml for crates.io crate ethers-contract 0.2.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 7d986b7617bd41d94a7f5547cd08b48ed78c860ac7dcf42ee4ce33ef268067d7
[INFO] running `Command { std: "docker" "start" "-a" "7d986b7617bd41d94a7f5547cd08b48ed78c860ac7dcf42ee4ce33ef268067d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d986b7617bd41d94a7f5547cd08b48ed78c860ac7dcf42ee4ce33ef268067d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d986b7617bd41d94a7f5547cd08b48ed78c860ac7dcf42ee4ce33ef268067d7", kill_on_drop: false }`
[INFO] [stdout] 7d986b7617bd41d94a7f5547cd08b48ed78c860ac7dcf42ee4ce33ef268067d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9ffc75de8c905a6d695c0403445640a4623384ad84bf1483991e253c32f56f4
[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" "b9ffc75de8c905a6d695c0403445640a4623384ad84bf1483991e253c32f56f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling ff v0.8.0
[INFO] [stderr]    Compiling signature v1.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling group v0.8.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling elliptic-curve v0.8.5
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling ecdsa v0.10.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling k256 v0.7.3
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling auto_impl v0.4.1
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling impl-serde v0.3.1
[INFO] [stderr]    Compiling parity-scale-codec v2.1.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling rlp v0.5.0
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling impl-rlp v0.3.0
[INFO] [stderr]    Compiling ethbloom v0.11.0
[INFO] [stderr]    Compiling impl-codec v0.5.0
[INFO] [stderr]    Compiling primitive-types v0.9.0
[INFO] [stderr]    Compiling ethereum-types v0.11.0
[INFO] [stderr]    Compiling ethabi-next v13.3.0
[INFO] [stderr]    Compiling http-body v0.4.2
[INFO] [stderr]    Compiling ethers-core v0.2.2
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling hyper v0.14.8
[INFO] [stderr]    Compiling hyper-rustls v0.22.1
[INFO] [stderr]    Compiling reqwest v0.11.3
[INFO] [stderr]    Compiling ethers-providers v0.2.2
[INFO] [stderr]    Compiling ethers-contract v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "b9ffc75de8c905a6d695c0403445640a4623384ad84bf1483991e253c32f56f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9ffc75de8c905a6d695c0403445640a4623384ad84bf1483991e253c32f56f4", kill_on_drop: false }`
[INFO] [stdout] b9ffc75de8c905a6d695c0403445640a4623384ad84bf1483991e253c32f56f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 114b654116db5fa63ce2c14b5a27b51cc93d41cc20497603ac6d6db537520833
[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" "114b654116db5fa63ce2c14b5a27b51cc93d41cc20497603ac6d6db537520833", kill_on_drop: false }`
[INFO] [stderr]    Compiling ethers-contract v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ethers`
[INFO] [stdout]  --> tests/contract.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ethers::{contract::ContractFactory, types::H256};
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `ethers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ethers_middleware`
[INFO] [stdout]  --> tests/common/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use ethers_middleware::signer::SignerMiddleware;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ use of undeclared crate or module `ethers_middleware`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ethers`
[INFO] [stdout]  --> tests/contract.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use ethers::{
[INFO] [stdout]   |         ^^^^^^ use of undeclared crate or module `ethers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `ethers_signers`
[INFO] [stdout]   --> tests/common/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use ethers_signers::LocalWallet;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ use of undeclared crate or module `ethers_signers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/contract.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 |     #[tokio::test]
[INFO] [stdout]    |       ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]   --> tests/contract.rs:92:7
[INFO] [stdout]    |
[INFO] [stdout] 92 |     #[tokio::test]
[INFO] [stdout]    |       ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]    --> tests/contract.rs:121:7
[INFO] [stdout]     |
[INFO] [stdout] 121 |     #[tokio::test]
[INFO] [stdout]     |       ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]    --> tests/contract.rs:160:7
[INFO] [stdout]     |
[INFO] [stdout] 160 |     #[tokio::test]
[INFO] [stdout]     |       ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]    --> tests/contract.rs:196:7
[INFO] [stdout]     |
[INFO] [stdout] 196 |     #[tokio::test]
[INFO] [stdout]     |       ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SignerMiddleware`
[INFO] [stdout]   --> tests/common/mod.rs:55:14
[INFO] [stdout]    |
[INFO] [stdout] 55 |     Arc::new(SignerMiddleware::new(provider, wallet))
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^ use of undeclared type `SignerMiddleware`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SignerMiddleware` in this scope
[INFO] [stdout]   --> tests/common/mod.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 | type HttpWallet = SignerMiddleware<Provider<Http>, LocalWallet>;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ganache`
[INFO] [stdout]   --> tests/contract.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let ganache = Ganache::new().spawn();
[INFO] [stdout]    |                       ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use ethers_core::utils::Ganache;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ContractFactory`
[INFO] [stdout]   --> tests/contract.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let factory = ContractFactory::new(abi, bytecode, client.clone());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use crate::common::ContractFactory;
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use ethers_contract::ContractFactory;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Address` in this scope
[INFO] [stdout]   --> tests/contract.rs:39:48
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let last_sender = contract.method::<_, Address>("lastSender", ()).unwrap();
[INFO] [stdout]    |                                                ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use crate::common::Address;
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use ethers_core::abi::Address;
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use ethers_core::types::Address;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `H256` in this scope
[INFO] [stdout]   --> tests/contract.rs:50:26
[INFO] [stdout]    |
[INFO] [stdout] 50 |             .method::<_, H256>("setValue", "hi".to_owned())
[INFO] [stdout]    |                          ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use ethers_core::types::H256;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Address` in this scope
[INFO] [stdout]   --> tests/contract.rs:73:26
[INFO] [stdout]    |
[INFO] [stdout] 73 |             .method::<_, Address>("lastSender", ())
[INFO] [stdout]    |                          ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use crate::common::Address;
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use ethers_core::abi::Address;
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use ethers_core::types::Address;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Address`
[INFO] [stdout]   --> tests/contract.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 78 |         assert_eq!(init_address, Address::zero());
[INFO] [stdout]    |                                  ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use crate::common::Address;
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use ethers_core::abi::Address;
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use ethers_core::types::Address;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `H256` in this scope
[INFO] [stdout]   --> tests/contract.rs:83:26
[INFO] [stdout]    |
[INFO] [stdout] 83 |             .method::<_, H256>("setValues", ("hi".to_owned(), "bye".to_owned()))
[INFO] [stdout]    |                          ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use ethers_core::types::H256;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ganache`
[INFO] [stdout]   --> tests/contract.rs:95:23
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let ganache = Ganache::new().spawn();
[INFO] [stdout]    |                       ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 8  |     use ethers_core::utils::Ganache;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `H256` in this scope
[INFO] [stdout]    --> tests/contract.rs:101:26
[INFO] [stdout]     |
[INFO] [stdout] 101 |             .method::<_, H256>("setValue", "hi".to_owned())
[INFO] [stdout]     |                          ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::H256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ganache`
[INFO] [stdout]    --> tests/contract.rs:124:23
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let ganache = Ganache::new().spawn();
[INFO] [stdout]     |                       ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::utils::Ganache;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Provider`
[INFO] [stdout]    --> tests/contract.rs:134:18
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let ws = Provider::connect(ganache.ws_endpoint()).await.unwrap();
[INFO] [stdout]     |                  ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::Provider;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_providers::Provider;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `H256` in this scope
[INFO] [stdout]    --> tests/contract.rs:145:30
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 .method::<_, H256>("setValue", i.to_string())
[INFO] [stdout]     |                              ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::H256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ganache`
[INFO] [stdout]    --> tests/contract.rs:164:23
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let ganache = Ganache::new().spawn();
[INFO] [stdout]     |                       ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::utils::Ganache;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Provider`
[INFO] [stdout]    --> tests/contract.rs:167:24
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let provider = Provider::<Http>::try_from(ganache.endpoint())
[INFO] [stdout]     |                        ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::Provider;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_providers::Provider;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Http` in this scope
[INFO] [stdout]    --> tests/contract.rs:167:35
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let provider = Provider::<Http>::try_from(ganache.endpoint())
[INFO] [stdout]     |                                   ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::Http;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_providers::Http;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `H256` in this scope
[INFO] [stdout]    --> tests/contract.rs:180:26
[INFO] [stdout]     |
[INFO] [stdout] 180 |             .method::<_, H256>("setValue", "hi".to_owned())
[INFO] [stdout]     |                          ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::H256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ganache`
[INFO] [stdout]    --> tests/contract.rs:209:23
[INFO] [stdout]     |
[INFO] [stdout] 209 |         let ganache = Ganache::new().spawn();
[INFO] [stdout]     |                       ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::utils::Ganache;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ContractFactory`
[INFO] [stdout]    --> tests/contract.rs:224:13
[INFO] [stdout]     |
[INFO] [stdout] 224 |             ContractFactory::new(multicall_abi, multicall_bytecode, client.clone());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::ContractFactory;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_contract::ContractFactory;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ContractFactory`
[INFO] [stdout]    --> tests/contract.rs:225:30
[INFO] [stdout]     |
[INFO] [stdout] 225 |         let simple_factory = ContractFactory::new(abi.clone(), bytecode.clone(), client2.clone());
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::ContractFactory;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_contract::ContractFactory;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ContractFactory`
[INFO] [stdout]    --> tests/contract.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 |             ContractFactory::new(not_so_simple_abi, not_so_simple_bytecode, client3.clone());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::ContractFactory;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_contract::ContractFactory;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `H256` in this scope
[INFO] [stdout]    --> tests/contract.rs:248:26
[INFO] [stdout]     |
[INFO] [stdout] 248 |             .method::<_, H256>("setValue", "reset first".to_owned())
[INFO] [stdout]     |                          ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::H256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `H256` in this scope
[INFO] [stdout]    --> tests/contract.rs:255:26
[INFO] [stdout]     |
[INFO] [stdout] 255 |             .method::<_, H256>("setValue", "reset second".to_owned())
[INFO] [stdout]     |                          ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::H256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Address` in this scope
[INFO] [stdout]    --> tests/contract.rs:264:35
[INFO] [stdout]     |
[INFO] [stdout] 264 |             .method::<_, (String, Address)>("getValues", ())
[INFO] [stdout]     |                                   ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::abi::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::Address;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Address` in this scope
[INFO] [stdout]    --> tests/contract.rs:267:26
[INFO] [stdout]     |
[INFO] [stdout] 267 |             .method::<_, Address>("lastSender", ())
[INFO] [stdout]     |                          ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::abi::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::Address;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Address` in this scope
[INFO] [stdout]    --> tests/contract.rs:270:26
[INFO] [stdout]     |
[INFO] [stdout] 270 |             .method::<_, Address>("lastSender", ())
[INFO] [stdout]     |                          ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::abi::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::Address;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Multicall`
[INFO] [stdout]    --> tests/contract.rs:274:29
[INFO] [stdout]     |
[INFO] [stdout] 274 |         let mut multicall = Multicall::new(client4.clone(), Some(addr)).await.unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_contract::Multicall;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Address` in this scope
[INFO] [stdout]    --> tests/contract.rs:282:44
[INFO] [stdout]     |
[INFO] [stdout] 282 |         let return_data: (String, (String, Address), Address, Address) =
[INFO] [stdout]     |                                            ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::abi::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::Address;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Address` in this scope
[INFO] [stdout]    --> tests/contract.rs:282:54
[INFO] [stdout]     |
[INFO] [stdout] 282 |         let return_data: (String, (String, Address), Address, Address) =
[INFO] [stdout]     |                                                      ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::abi::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::Address;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Address` in this scope
[INFO] [stdout]    --> tests/contract.rs:282:63
[INFO] [stdout]     |
[INFO] [stdout] 282 |         let return_data: (String, (String, Address), Address, Address) =
[INFO] [stdout]     |                                                               ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::abi::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::Address;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `H256` in this scope
[INFO] [stdout]    --> tests/contract.rs:294:26
[INFO] [stdout]     |
[INFO] [stdout] 294 |             .method::<_, H256>("setValue", "first reset again".to_owned())
[INFO] [stdout]     |                          ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::H256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `H256` in this scope
[INFO] [stdout]    --> tests/contract.rs:298:26
[INFO] [stdout]     |
[INFO] [stdout] 298 |             .method::<_, H256>("setValue", "second reset again".to_owned())
[INFO] [stdout]     |                          ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::H256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PendingTransaction`
[INFO] [stdout]    --> tests/contract.rs:313:27
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let _tx_receipt = PendingTransaction::new(tx_hash, client.provider())
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_providers::PendingTransaction;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Address` in this scope
[INFO] [stdout]    --> tests/contract.rs:321:44
[INFO] [stdout]     |
[INFO] [stdout] 321 |         let return_data: (String, (String, Address), Address, Address) =
[INFO] [stdout]     |                                            ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::abi::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::Address;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Address` in this scope
[INFO] [stdout]    --> tests/contract.rs:321:54
[INFO] [stdout]     |
[INFO] [stdout] 321 |         let return_data: (String, (String, Address), Address, Address) =
[INFO] [stdout]     |                                                      ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::abi::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::Address;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Address` in this scope
[INFO] [stdout]    --> tests/contract.rs:321:63
[INFO] [stdout]     |
[INFO] [stdout] 321 |         let return_data: (String, (String, Address), Address, Address) =
[INFO] [stdout]     |                                                               ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use crate::common::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::abi::Address;
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::Address;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `U256` in this scope
[INFO] [stdout]    --> tests/contract.rs:339:24
[INFO] [stdout]     |
[INFO] [stdout] 339 |         let balances: (U256, U256, U256) = multicall.call().await.unwrap();
[INFO] [stdout]     |                        ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::U256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `U256` in this scope
[INFO] [stdout]    --> tests/contract.rs:339:30
[INFO] [stdout]     |
[INFO] [stdout] 339 |         let balances: (U256, U256, U256) = multicall.call().await.unwrap();
[INFO] [stdout]     |                              ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::U256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `U256` in this scope
[INFO] [stdout]    --> tests/contract.rs:339:36
[INFO] [stdout]     |
[INFO] [stdout] 339 |         let balances: (U256, U256, U256) = multicall.call().await.unwrap();
[INFO] [stdout]     |                                    ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::U256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `U256`
[INFO] [stdout]    --> tests/contract.rs:340:32
[INFO] [stdout]     |
[INFO] [stdout] 340 |         assert_eq!(balances.0, U256::from(100000000000000000000u128));
[INFO] [stdout]     |                                ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::U256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `U256`
[INFO] [stdout]    --> tests/contract.rs:341:32
[INFO] [stdout]     |
[INFO] [stdout] 341 |         assert_eq!(balances.1, U256::from(100000000000000000000u128));
[INFO] [stdout]     |                                ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::U256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `U256`
[INFO] [stdout]    --> tests/contract.rs:342:32
[INFO] [stdout]     |
[INFO] [stdout] 342 |         assert_eq!(balances.2, U256::from(100000000000000000000u128));
[INFO] [stdout]     |                                ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 8   |     use ethers_core::types::U256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `convert::TryFrom`
[INFO] [stdout]   --> tests/contract.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use std::{convert::TryFrom, sync::Arc};
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `next` found for struct `ethers_contract::stream::EventStream<'_, FilterWatcher<'_, _, ethers_core::types::Log>, common::ValueChanged, ContractError<_>>` in the current scope
[INFO] [stdout]    --> tests/contract.rs:153:30
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let log = stream.next().await.unwrap().unwrap();
[INFO] [stdout]     |                              ^^^^ method not found in `ethers_contract::stream::EventStream<'_, FilterWatcher<'_, _, ethers_core::types::Log>, common::ValueChanged, ContractError<_>>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.15/src/stream/stream/mod.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn next(&mut self) -> Next<'_, Self>
[INFO] [stdout]     |        ---- the method is available for `ethers_contract::stream::EventStream<'_, FilterWatcher<'_, _, ethers_core::types::Log>, common::ValueChanged, ContractError<_>>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use ethers_providers::StreamExt;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `next` found for struct `ethers_contract::stream::EventStream<'_, SubscriptionStream<'_, _, ethers_core::types::Log>, common::ValueChanged, ContractError<_>>` in the current scope
[INFO] [stdout]    --> tests/contract.rs:154:37
[INFO] [stdout]     |
[INFO] [stdout] 154 |             let log2 = subscription.next().await.unwrap().unwrap();
[INFO] [stdout]     |                                     ^^^^ method not found in `ethers_contract::stream::EventStream<'_, SubscriptionStream<'_, _, ethers_core::types::Log>, common::ValueChanged, ContractError<_>>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.15/src/stream/stream/mod.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn next(&mut self) -> Next<'_, Self>
[INFO] [stdout]     |        ---- the method is available for `ethers_contract::stream::EventStream<'_, SubscriptionStream<'_, _, ethers_core::types::Log>, common::ValueChanged, ContractError<_>>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use ethers_providers::StreamExt;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 54 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ethers-contract`
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[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" "114b654116db5fa63ce2c14b5a27b51cc93d41cc20497603ac6d6db537520833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "114b654116db5fa63ce2c14b5a27b51cc93d41cc20497603ac6d6db537520833", kill_on_drop: false }`
[INFO] [stdout] 114b654116db5fa63ce2c14b5a27b51cc93d41cc20497603ac6d6db537520833