[INFO] fetching crate ethers-middleware 0.2.0...
[INFO] checking ethers-middleware-0.2.0 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate ethers-middleware 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ethers-middleware 0.2.0 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ethers-middleware 0.2.0
[INFO] finished tweaking crates.io crate ethers-middleware 0.2.0
[INFO] tweaked toml for crates.io crate ethers-middleware 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09ea8cbafc59c320d25101cc1a52f16a777e91953dd70b736b5553214a953ebd
[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" "09ea8cbafc59c320d25101cc1a52f16a777e91953dd70b736b5553214a953ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09ea8cbafc59c320d25101cc1a52f16a777e91953dd70b736b5553214a953ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09ea8cbafc59c320d25101cc1a52f16a777e91953dd70b736b5553214a953ebd", kill_on_drop: false }`
[INFO] [stdout] 09ea8cbafc59c320d25101cc1a52f16a777e91953dd70b736b5553214a953ebd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83f0d33be26d917ba632e7b40a51764f74b9b64f065ebbca8d7afc298efccca8
[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" "83f0d33be26d917ba632e7b40a51764f74b9b64f065ebbca8d7afc298efccca8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling radium v0.4.1
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking byte-slice-cast v1.0.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking zeroize v1.2.0
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[INFO] [stderr]    Compiling generic-array v0.14.4
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[INFO] [stderr]     Checking futures-channel v0.3.13
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[INFO] [stderr]     Checking bitvec v0.18.4
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling auto_impl v0.4.1
[INFO] [stderr]     Checking thiserror v1.0.24
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[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rlp v0.5.0
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking ethbloom v0.11.0
[INFO] [stderr]     Checking eth-keystore v0.2.0
[INFO] [stderr]     Checking serde-aux v2.1.1
[INFO] [stderr]     Checking impl-codec v0.5.0
[INFO] [stderr]     Checking primitive-types v0.9.0
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking ethereum-types v0.11.0
[INFO] [stderr]     Checking tokio-util v0.6.3
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking ethabi-next v13.1.0
[INFO] [stderr]     Checking h2 v0.3.0
[INFO] [stderr]     Checking ethers-core v0.2.1
[INFO] [stderr]     Checking ethers-signers v0.2.1
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking reqwest v0.11.1
[INFO] [stderr]     Checking ethers-providers v0.2.1
[INFO] [stderr]     Checking ethers-middleware v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ethers`
[INFO] [stdout]    --> src/signer.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |     use ethers::{providers::Provider, signers::LocalWallet};
[INFO] [stdout]     |         ^^^^^^ use of undeclared crate or module `ethers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Provider`
[INFO] [stdout]    --> src/signer.rs:323:24
[INFO] [stdout]     |
[INFO] [stdout] 323 |         let provider = Provider::try_from("http://localhost:8545").unwrap();
[INFO] [stdout]     |                        ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 299 |     use ethers_providers::Provider;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `LocalWallet` in this scope
[INFO] [stdout]    --> src/signer.rs:325:22
[INFO] [stdout]     |
[INFO] [stdout] 325 |             .parse::<LocalWallet>()
[INFO] [stdout]     |                      ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]     |
[INFO] [stdout] 299 |     use ethers_signers::LocalWallet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]    --> src/signer.rs:301:9
[INFO] [stdout]     |
[INFO] [stdout] 301 |     use std::convert::TryFrom;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ethers-middleware`
[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" "83f0d33be26d917ba632e7b40a51764f74b9b64f065ebbca8d7afc298efccca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83f0d33be26d917ba632e7b40a51764f74b9b64f065ebbca8d7afc298efccca8", kill_on_drop: false }`
[INFO] [stdout] 83f0d33be26d917ba632e7b40a51764f74b9b64f065ebbca8d7afc298efccca8