[INFO] fetching crate proxychain 0.0.0...
[INFO] checking proxychain-0.0.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate proxychain 0.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate proxychain 0.0.0
[INFO] finished tweaking crates.io crate proxychain 0.0.0
[INFO] tweaked toml for crates.io crate proxychain 0.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate proxychain 0.0.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate proxychain 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.26
[INFO] [stderr]   Downloaded proc-macro2 v1.0.27
[INFO] [stderr]   Downloaded instant v0.1.9
[INFO] [stderr]   Downloaded pretty_env_logger v0.3.1
[INFO] [stderr]   Downloaded enum-as-inner v0.3.3
[INFO] [stderr]   Downloaded futures-core v0.3.15
[INFO] [stderr]   Downloaded thiserror v1.0.26
[INFO] [stderr]   Downloaded winreg v0.6.2
[INFO] [stderr]   Downloaded widestring v0.4.3
[INFO] [stderr]   Downloaded socket2 v0.3.19
[INFO] [stderr]   Downloaded parking_lot_core v0.8.3
[INFO] [stderr]   Downloaded parking_lot v0.11.1
[INFO] [stderr]   Downloaded unicode-segmentation v1.8.0
[INFO] [stderr]   Downloaded futures-channel v0.3.15
[INFO] [stderr]   Downloaded lock_api v0.4.4
[INFO] [stderr]   Downloaded futures-util v0.3.15
[INFO] [stderr]   Downloaded redox_syscall v0.2.9
[INFO] [stderr]   Downloaded resolv-conf v0.7.0
[INFO] [stderr]   Downloaded async-trait v0.1.50
[INFO] [stderr]   Downloaded syn v1.0.73
[INFO] [stderr]   Downloaded trust-dns-resolver v0.20.3
[INFO] [stderr]   Downloaded trust-dns-proto v0.20.3
[INFO] [stderr]   Downloaded ipconfig v0.2.2
[INFO] [stderr]   Downloaded lru-cache v0.1.2
[INFO] [stderr]   Downloaded data-encoding v2.3.2
[INFO] [stderr]   Downloaded futures-io v0.3.15
[INFO] [stderr]   Downloaded futures-task v0.3.15
[INFO] [stderr]   Downloaded tokio v1.8.0
[INFO] [stderr]   Downloaded libc v0.2.97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9d8fd3b6dd8acb1a1fb14aea1a59c8d0de6d0cb0cd92714e7dc4d2e9db6f665
[INFO] running `Command { std: "docker" "start" "-a" "f9d8fd3b6dd8acb1a1fb14aea1a59c8d0de6d0cb0cd92714e7dc4d2e9db6f665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9d8fd3b6dd8acb1a1fb14aea1a59c8d0de6d0cb0cd92714e7dc4d2e9db6f665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d8fd3b6dd8acb1a1fb14aea1a59c8d0de6d0cb0cd92714e7dc4d2e9db6f665", kill_on_drop: false }`
[INFO] [stdout] f9d8fd3b6dd8acb1a1fb14aea1a59c8d0de6d0cb0cd92714e7dc4d2e9db6f665
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 977bf2f504b672a3af54b1ac3c33e882f54d7e7b30c6bd3d3ca5de61b6409c86
[INFO] running `Command { std: "docker" "start" "-a" "977bf2f504b672a3af54b1ac3c33e882f54d7e7b30c6bd3d3ca5de61b6409c86", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling tokio v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking trust-dns-proto v0.20.3
[INFO] [stderr]     Checking trust-dns-resolver v0.20.3
[INFO] [stderr]     Checking proxychain v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `protocol`, `url`, `username`, and `password` are never read
[INFO] [stdout]   --> src/proxy.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Proxy {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 13 |     protocol: ProxyProtocol,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 14 |     url: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     username: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 18 |     password: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Proxy` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `protocol`, `url`, `username`, and `password` are never read
[INFO] [stdout]   --> src/proxy.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Proxy {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 13 |     protocol: ProxyProtocol,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 14 |     url: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     username: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 18 |     password: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Proxy` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.70s
[INFO] running `Command { std: "docker" "inspect" "977bf2f504b672a3af54b1ac3c33e882f54d7e7b30c6bd3d3ca5de61b6409c86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "977bf2f504b672a3af54b1ac3c33e882f54d7e7b30c6bd3d3ca5de61b6409c86", kill_on_drop: false }`
[INFO] [stdout] 977bf2f504b672a3af54b1ac3c33e882f54d7e7b30c6bd3d3ca5de61b6409c86