[INFO] fetching crate bignumber 0.0.16...
[INFO] checking bignumber-0.0.16 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate bignumber 0.0.16 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate bignumber 0.0.16 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bignumber 0.0.16
[INFO] finished tweaking crates.io crate bignumber 0.0.16
[INFO] tweaked toml for crates.io crate bignumber 0.0.16 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ethers-core v1.0.2
[INFO] [stderr]   Downloaded ethbloom v0.13.0
[INFO] [stderr]   Downloaded ethereum-types v0.14.1
[INFO] [stderr]   Downloaded open-fastrlp-derive v0.1.1
[INFO] [stderr]   Downloaded base58 v0.1.0
[INFO] [stderr]   Downloaded impl-rlp v0.3.0
[INFO] [stderr]   Downloaded byte-slice-cast v1.2.2
[INFO] [stderr]   Downloaded ethers-addressbook v1.0.2
[INFO] [stderr]   Downloaded open-fastrlp v0.1.4
[INFO] [stderr]   Downloaded scrypt v0.10.0
[INFO] [stderr]   Downloaded dashu-base v0.2.1
[INFO] [stderr]   Downloaded async_io_stream v0.3.3
[INFO] [stderr]   Downloaded ws_stream_wasm v0.7.4
[INFO] [stderr]   Downloaded coins-bip39 v0.7.0
[INFO] [stderr]   Downloaded toml_edit v0.20.2
[INFO] [stderr]   Downloaded dashu-int v0.2.1
[INFO] [stderr]   Downloaded ethers-contract v1.0.2
[INFO] [stderr]   Downloaded ethabi v18.0.0
[INFO] [stderr]   Downloaded hashers v1.0.1
[INFO] [stderr]   Downloaded parity-scale-codec v3.6.9
[INFO] [stderr]   Downloaded ethers v1.0.2
[INFO] [stderr]   Downloaded dashu-float v0.2.1
[INFO] [stderr]   Downloaded auto_impl v0.5.0
[INFO] [stderr]   Downloaded ethers-middleware v1.0.2
[INFO] [stderr]   Downloaded ethers-etherscan v1.0.2
[INFO] [stderr]   Downloaded ethers-providers v1.0.2
[INFO] [stderr]   Downloaded auto_impl v1.2.0
[INFO] [stderr]   Downloaded ethers-signers v1.0.2
[INFO] [stderr]   Downloaded pharos v0.5.3
[INFO] [stderr]   Downloaded bech32 v0.7.3
[INFO] [stderr]   Downloaded futures-locks v0.7.1
[INFO] [stderr]   Downloaded scale-info v2.10.0
[INFO] [stderr]   Downloaded impl-trait-for-tuples v0.2.2
[INFO] [stderr]   Downloaded serde-aux v4.5.0
[INFO] [stderr]   Downloaded password-hash v0.4.2
[INFO] [stderr]   Downloaded rlp v0.5.2
[INFO] [stderr]   Downloaded sha2 v0.8.2
[INFO] [stderr]   Downloaded salsa20 v0.10.2
[INFO] [stderr]   Downloaded send_wrapper v0.6.0
[INFO] [stderr]   Downloaded eth-keystore v0.5.0
[INFO] [stderr]   Downloaded coins-core v0.7.0
[INFO] [stderr]   Downloaded parity-scale-codec-derive v3.6.9
[INFO] [stderr]   Downloaded coins-bip32 v0.7.0
[INFO] [stderr]   Downloaded impl-codec v0.6.0
[INFO] [stderr]   Downloaded proc-macro-crate v2.0.2
[INFO] [stderr]   Downloaded scale-info-derive v2.10.0
[INFO] [stderr]   Downloaded base58check v0.1.0
[INFO] [stderr]   Downloaded rlp-derive v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdea20cd8f3b60f970ee43f1a111ecf7046490423fea8faeb595f583fd6132a8
[INFO] running `Command { std: "docker" "start" "-a" "bdea20cd8f3b60f970ee43f1a111ecf7046490423fea8faeb595f583fd6132a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdea20cd8f3b60f970ee43f1a111ecf7046490423fea8faeb595f583fd6132a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdea20cd8f3b60f970ee43f1a111ecf7046490423fea8faeb595f583fd6132a8", kill_on_drop: false }`
[INFO] [stdout] bdea20cd8f3b60f970ee43f1a111ecf7046490423fea8faeb595f583fd6132a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8f3897a95ae2333c0e2d49828e3f88a3a868557dc6178b59c35ad325cbfbb38
[INFO] running `Command { std: "docker" "start" "-a" "e8f3897a95ae2333c0e2d49828e3f88a3a868557dc6178b59c35ad325cbfbb38", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking dashu-base v0.2.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking dashu-int v0.2.1
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking rlp v0.5.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking dashu-float v0.2.1
[INFO] [stderr]     Checking impl-serde v0.4.0
[INFO] [stderr]     Checking primitive-types v0.12.2
[INFO] [stderr]     Checking ethbloom v0.13.0
[INFO] [stderr]     Checking ethereum-types v0.14.1
[INFO] [stderr]     Checking bignumber v0.0.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `BigNumber` is imported redundantly
[INFO] [stdout]   --> src/primitive_types.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     use crate::BigNumber;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     use super::*;
[INFO] [stdout]    |         -------- the item `BigNumber` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "e8f3897a95ae2333c0e2d49828e3f88a3a868557dc6178b59c35ad325cbfbb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8f3897a95ae2333c0e2d49828e3f88a3a868557dc6178b59c35ad325cbfbb38", kill_on_drop: false }`
[INFO] [stdout] e8f3897a95ae2333c0e2d49828e3f88a3a868557dc6178b59c35ad325cbfbb38
