[INFO] cloning repository https://github.com/sanket2904/PerthLB
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sanket2904/PerthLB" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanket2904%2FPerthLB", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanket2904%2FPerthLB'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1af32086027bcef8f5c1891b0b04b9753ae1641
[INFO] checking sanket2904/PerthLB against try#ed606620234c6b50f2414162c4bbabd5f4a925f3 for pr-147995
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanket2904%2FPerthLB" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sanket2904/PerthLB
[INFO] finished tweaking git repo https://github.com/sanket2904/PerthLB
[INFO] tweaked toml for git repo https://github.com/sanket2904/PerthLB written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sanket2904/PerthLB on toolchain ed606620234c6b50f2414162c4bbabd5f4a925f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sanket2904/PerthLB 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" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a19d4968460209b658b05917013fff1aa2bed67f968614249559e18df3d4ef1
[INFO] running `Command { std: "docker" "start" "-a" "8a19d4968460209b658b05917013fff1aa2bed67f968614249559e18df3d4ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a19d4968460209b658b05917013fff1aa2bed67f968614249559e18df3d4ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a19d4968460209b658b05917013fff1aa2bed67f968614249559e18df3d4ef1", kill_on_drop: false }`
[INFO] [stdout] 8a19d4968460209b658b05917013fff1aa2bed67f968614249559e18df3d4ef1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ecdf9c8aa895041e5f23d247b61a3903d75f14479282fa056294c4dd70660dc
[INFO] running `Command { std: "docker" "start" "-a" "8ecdf9c8aa895041e5f23d247b61a3903d75f14479282fa056294c4dd70660dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking winnow v0.5.15
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking filetime v0.2.22
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking PerthLB v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/proxy/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Proxy {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 12 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Proxy` has a derived impl for the trait `Debug`, but this is 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 `healthy`, `weight`, and `weights_index` are never read
[INFO] [stdout]  --> src/proxy/backend.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Wrr {
[INFO] [stdout]   |            --- fields in this struct
[INFO] [stdout] 5 |     pub healthy: bool,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 6 |     pub weight: u16,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 7 |     pub weights_index: usize,
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Wrr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `servers_map` and `weights` are never read
[INFO] [stdout]   --> src/proxy/backend.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct ServerPool {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 11 |     pub servers_map: HashMap<SocketAddr, Wrr>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 12 |     pub weights: Vec<u16>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ServerPool` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/config.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |     IOError(IOError),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ReadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 42 -     IOError(IOError),
[INFO] [stdout] 42 +     IOError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/config.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 |     ParseError(Vec<toml::de::Error>),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ReadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 43 -     ParseError(Vec<toml::de::Error>),
[INFO] [stdout] 43 +     ParseError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/config.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |     DecodeError(toml::de::Error),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ReadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 44 -     DecodeError(toml::de::Error),
[INFO] [stdout] 44 +     DecodeError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/proxy/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Proxy {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 12 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Proxy` has a derived impl for the trait `Debug`, but this is 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 `healthy`, `weight`, and `weights_index` are never read
[INFO] [stdout]  --> src/proxy/backend.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Wrr {
[INFO] [stdout]   |            --- fields in this struct
[INFO] [stdout] 5 |     pub healthy: bool,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 6 |     pub weight: u16,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 7 |     pub weights_index: usize,
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Wrr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `servers_map` and `weights` are never read
[INFO] [stdout]   --> src/proxy/backend.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct ServerPool {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 11 |     pub servers_map: HashMap<SocketAddr, Wrr>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 12 |     pub weights: Vec<u16>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ServerPool` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/config.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |     IOError(IOError),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ReadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 42 -     IOError(IOError),
[INFO] [stdout] 42 +     IOError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/config.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 |     ParseError(Vec<toml::de::Error>),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ReadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 43 -     ParseError(Vec<toml::de::Error>),
[INFO] [stdout] 43 +     ParseError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/config.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |     DecodeError(toml::de::Error),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ReadError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 44 -     DecodeError(toml::de::Error),
[INFO] [stdout] 44 +     DecodeError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.24s
[INFO] running `Command { std: "docker" "inspect" "8ecdf9c8aa895041e5f23d247b61a3903d75f14479282fa056294c4dd70660dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ecdf9c8aa895041e5f23d247b61a3903d75f14479282fa056294c4dd70660dc", kill_on_drop: false }`
[INFO] [stdout] 8ecdf9c8aa895041e5f23d247b61a3903d75f14479282fa056294c4dd70660dc
