[INFO] fetching crate ethcontract 0.25.4...
[INFO] checking ethcontract-0.25.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ethcontract 0.25.4 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate ethcontract 0.25.4 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ethcontract 0.25.4
[INFO] finished tweaking crates.io crate ethcontract 0.25.4
[INFO] tweaked toml for crates.io crate ethcontract 0.25.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 315 packages
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.2.0)
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.2)
[INFO] [stderr]       Adding async-lock v2.8.0 (latest: v3.3.0)
[INFO] [stderr]       Adding aws-config v0.55.3 (latest: v1.1.9)
[INFO] [stderr]       Adding aws-credential-types v0.55.3 (latest: v1.1.8)
[INFO] [stderr]       Adding aws-endpoint v0.55.3 (latest: v0.60.3)
[INFO] [stderr]       Adding aws-http v0.55.3 (latest: v0.60.5)
[INFO] [stderr]       Adding aws-sdk-kms v0.28.0 (latest: v1.19.0)
[INFO] [stderr]       Adding aws-sdk-sso v0.28.0 (latest: v1.18.0)
[INFO] [stderr]       Adding aws-sdk-sts v0.28.0 (latest: v1.18.0)
[INFO] [stderr]       Adding aws-sig-auth v0.55.3 (latest: v0.60.3)
[INFO] [stderr]       Adding aws-sigv4 v0.55.3 (latest: v1.2.0)
[INFO] [stderr]       Adding aws-smithy-async v0.55.3 (latest: v1.2.1)
[INFO] [stderr]       Adding aws-smithy-client v0.55.3 (latest: v0.60.3)
[INFO] [stderr]       Adding aws-smithy-http v0.55.3 (latest: v0.60.7)
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[INFO] [stderr]       Adding aws-smithy-json v0.55.3 (latest: v0.60.7)
[INFO] [stderr]       Adding aws-smithy-query v0.55.3 (latest: v0.60.7)
[INFO] [stderr]       Adding aws-smithy-types v0.55.3 (latest: v1.1.8)
[INFO] [stderr]       Adding aws-smithy-xml v0.55.3 (latest: v0.60.7)
[INFO] [stderr]       Adding aws-types v0.55.3 (latest: v1.1.8)
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding block-buffer v0.9.0 (latest: v0.10.4)
[INFO] [stderr]       Adding convert_case v0.4.0 (latest: v0.6.0)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener v4.0.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener-strategy v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding foreign-types v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding gloo-timers v0.2.6 (latest: v0.3.0)
[INFO] [stderr]       Adding h2 v0.3.26 (latest: v0.4.4)
[INFO] [stderr]       Adding headers v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding headers-core v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.0)
[INFO] [stderr]       Adding hyper v0.14.28 (latest: v1.2.0)
[INFO] [stderr]       Adding hyper-rustls v0.23.2 (latest: v0.27.0)
[INFO] [stderr]       Adding hyper-rustls v0.24.2 (latest: v0.27.0)
[INFO] [stderr]       Adding hyper-tls v0.5.0 (latest: v0.6.0)
[INFO] [stderr]       Adding idna v0.4.0 (latest: v0.5.0)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (latest: v2.0.3)
[INFO] [stderr]       Adding linux-raw-sys v0.3.8 (latest: v0.6.4)
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[INFO] [stderr]       Adding ring v0.16.20 (latest: v0.17.8)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.32)
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[INFO] [stderr]       Adding rustls-native-certs v0.6.3 (latest: v0.7.0)
[INFO] [stderr]       Adding rustls-pemfile v1.0.4 (latest: v2.1.1)
[INFO] [stderr]       Adding rustls-webpki v0.101.7 (latest: v0.102.2)
[INFO] [stderr]       Adding secp256k1 v0.27.0 (latest: v0.29.0)
[INFO] [stderr]       Adding secp256k1-sys v0.8.1 (latest: v0.10.0)
[INFO] [stderr]       Adding sha-1 v0.9.8 (latest: v0.10.1)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.6)
[INFO] [stderr]       Adding soketto v0.7.1 (latest: v0.8.0)
[INFO] [stderr]       Adding spin v0.5.2 (latest: v0.9.8)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
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[INFO] [stderr]       Adding system-configuration v0.5.1 (latest: v0.6.0)
[INFO] [stderr]       Adding system-configuration-sys v0.5.0 (latest: v0.6.0)
[INFO] [stderr]       Adding tokio-rustls v0.23.4 (latest: v0.26.0)
[INFO] [stderr]       Adding tokio-rustls v0.24.1 (latest: v0.26.0)
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[INFO] [stderr]       Adding toml_edit v0.20.2 (latest: v0.22.9)
[INFO] [stderr]       Adding untrusted v0.7.1 (latest: v0.9.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding webpki-roots v0.25.4 (latest: v0.26.1)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[INFO] [stderr]       Adding winreg v0.50.0 (latest: v0.52.0)
[INFO] [stderr]       Adding wyz v0.5.1 (latest: v0.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primitive-types v0.12.2
[INFO] [stderr]   Downloaded soketto v0.7.1
[INFO] [stderr]   Downloaded ethereum-types v0.14.1
[INFO] [stderr]   Downloaded byte-slice-cast v1.2.2
[INFO] [stderr]   Downloaded impl-codec v0.6.0
[INFO] [stderr]   Downloaded rlp v0.5.2
[INFO] [stderr]   Downloaded jsonrpc-core v18.0.0
[INFO] [stderr]   Downloaded ethbloom v0.13.0
[INFO] [stderr]   Downloaded ethcontract-derive v0.25.5
[INFO] [stderr]   Downloaded impl-rlp v0.3.0
[INFO] [stderr]   Downloaded ethcontract-common v0.25.5
[INFO] [stderr]   Downloaded hex-literal v0.4.1
[INFO] [stderr]   Downloaded ethcontract-generate v0.25.5
[INFO] [stderr]   Downloaded fixed-hash v0.8.0
[INFO] [stderr]   Downloaded parity-scale-codec-derive v3.6.9
[INFO] [stderr]   Downloaded impl-trait-for-tuples v0.2.2
[INFO] [stderr]   Downloaded curl v0.4.46
[INFO] [stderr]   Downloaded ethabi v18.0.0
[INFO] [stderr]   Downloaded parity-scale-codec v3.6.9
[INFO] [stderr]   Downloaded aws-sdk-kms v0.28.0
[INFO] [stderr]   Downloaded impl-serde v0.4.0
[INFO] [stderr]   Downloaded web3 v0.19.0
[INFO] [stderr]   Downloaded uint v0.9.5
[INFO] [stderr]   Downloaded web3-async-native-tls v0.4.0
[INFO] [stderr]   Downloaded curl-sys v0.4.72+curl-8.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0c7e06f23d72405b16d58b6052b1368d362203d26ba4d38d4eb8f8d9817c7d3
[INFO] running `Command { std: "docker" "start" "-a" "a0c7e06f23d72405b16d58b6052b1368d362203d26ba4d38d4eb8f8d9817c7d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0c7e06f23d72405b16d58b6052b1368d362203d26ba4d38d4eb8f8d9817c7d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c7e06f23d72405b16d58b6052b1368d362203d26ba4d38d4eb8f8d9817c7d3", kill_on_drop: false }`
[INFO] [stdout] a0c7e06f23d72405b16d58b6052b1368d362203d26ba4d38d4eb8f8d9817c7d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e3ae742adca03d413c1e55d79b967c920234bd27013d61b56ceec173e0e77bc
[INFO] running `Command { std: "docker" "start" "-a" "8e3ae742adca03d413c1e55d79b967c920234bd27013d61b56ceec173e0e77bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rlp v0.5.2
[INFO] [stderr]    Compiling libz-sys v1.1.16
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling impl-rlp v0.3.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling curl-sys v0.4.72+curl-8.6.0
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling curl v0.4.46
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling socket2 v0.5.6
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking soketto v0.7.1
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking secp256k1 v0.27.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking web3-async-native-tls v0.4.0
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking impl-serde v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking ethbloom v0.13.0
[INFO] [stderr]     Checking primitive-types v0.12.2
[INFO] [stderr]     Checking jsonrpc-core v18.0.0
[INFO] [stderr]     Checking ethereum-types v0.14.1
[INFO] [stderr]     Checking ethabi v18.0.0
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]    Compiling web3 v0.19.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]    Compiling ethcontract-common v0.25.5
[INFO] [stderr]    Compiling ethcontract-generate v0.25.5
[INFO] [stderr]    Compiling ethcontract-derive v0.25.5
[INFO] [stderr]     Checking ethcontract v0.25.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/int.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::{TryFrom, TryInto};
[INFO] [stdout]   |                    ^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/int.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::{TryFrom, TryInto};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]   --> src/tokens.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::convert::TryInto;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bytecode` is imported redundantly
[INFO] [stdout]    --> src/contract/deploy.rs:171:30
[INFO] [stdout]     |
[INFO] [stdout] 168 |     use super::*;
[INFO] [stdout]     |         -------- the item `Bytecode` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 171 |     use ethcontract_common::{Bytecode, Contract};
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Address` is imported redundantly
[INFO] [stdout]    --> src/contract/event.rs:351:23
[INFO] [stdout]     |
[INFO] [stdout] 346 |     use super::*;
[INFO] [stdout]     |         -------- the item `Address` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 351 |     use web3::types::{Address, H2048, H256, U256, U64};
[INFO] [stdout]     |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `H256` is imported redundantly
[INFO] [stdout]    --> src/contract/event.rs:351:39
[INFO] [stdout]     |
[INFO] [stdout] 346 |     use super::*;
[INFO] [stdout]     |         -------- the item `H256` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 351 |     use web3::types::{Address, H2048, H256, U256, U64};
[INFO] [stdout]     |                                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Contract` is imported redundantly
[INFO] [stdout]    --> src/contract.rs:392:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |     use super::*;
[INFO] [stdout]     |         -------- the item `Contract` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 392 |     use ethcontract_common::Contract;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `H256` is imported redundantly
[INFO] [stdout]    --> src/contract.rs:393:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |     use super::*;
[INFO] [stdout]     |         -------- the item `H256` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 393 |     use web3::types::H256;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/int.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::{TryFrom, TryInto};
[INFO] [stdout]   |                    ^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/int.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::{TryFrom, TryInto};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]   --> src/tokens.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::convert::TryInto;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ExecutionError` is imported redundantly
[INFO] [stdout]    --> src/transaction.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |     use super::*;
[INFO] [stdout]     |         -------- the item `ExecutionError` is already imported here
[INFO] [stdout] 230 |     use crate::errors::ExecutionError;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.24s
[INFO] running `Command { std: "docker" "inspect" "8e3ae742adca03d413c1e55d79b967c920234bd27013d61b56ceec173e0e77bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e3ae742adca03d413c1e55d79b967c920234bd27013d61b56ceec173e0e77bc", kill_on_drop: false }`
[INFO] [stdout] 8e3ae742adca03d413c1e55d79b967c920234bd27013d61b56ceec173e0e77bc