[INFO] cloning repository https://github.com/bpbp-boop/fping_exporter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bpbp-boop/fping_exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpbp-boop%2Ffping_exporter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpbp-boop%2Ffping_exporter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45c9ca26890bcfb8acacb4e8538eaab09ed0be16
[INFO] checking bpbp-boop/fping_exporter/45c9ca26890bcfb8acacb4e8538eaab09ed0be16 against master#6a9758d4f38d4763bd437c48fa7e5246cecf8d04 for pr-124355
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpbp-boop%2Ffping_exporter" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bpbp-boop/fping_exporter on toolchain 6a9758d4f38d4763bd437c48fa7e5246cecf8d04
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bpbp-boop/fping_exporter
[INFO] finished tweaking git repo https://github.com/bpbp-boop/fping_exporter
[INFO] tweaked toml for git repo https://github.com/bpbp-boop/fping_exporter written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bpbp-boop/fping_exporter 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" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 036b4eca2d6c2549674483dcdfa3b51524a520cad9cac1647a2d61cb7d9a5fda
[INFO] running `Command { std: "docker" "start" "-a" "036b4eca2d6c2549674483dcdfa3b51524a520cad9cac1647a2d61cb7d9a5fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "036b4eca2d6c2549674483dcdfa3b51524a520cad9cac1647a2d61cb7d9a5fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "036b4eca2d6c2549674483dcdfa3b51524a520cad9cac1647a2d61cb7d9a5fda", kill_on_drop: false }`
[INFO] [stdout] 036b4eca2d6c2549674483dcdfa3b51524a520cad9cac1647a2d61cb7d9a5fda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 107a54622998ec7097ccff380608dbcc0fe39c9b1164e7b07f72f1afd8a506ea
[INFO] running `Command { std: "docker" "start" "-a" "107a54622998ec7097ccff380608dbcc0fe39c9b1164e7b07f72f1afd8a506ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
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[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-router v0.1.5
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking ipnet v2.0.0
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking actix-threadpool v0.1.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking actix-rt v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking actix-server-config v0.1.2
[INFO] [stderr]     Checking trust-dns-proto v0.7.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]     Checking actix-server v0.6.1
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking actix-testing v0.1.0
[INFO] [stderr]    Compiling structopt-toml v0.4.0
[INFO] [stderr]     Checking trust-dns-resolver v0.11.1
[INFO] [stderr]     Checking actix-connect v0.2.5
[INFO] [stderr]     Checking hyper-rustls v0.16.1
[INFO] [stderr]     Checking actix-http v0.2.10
[INFO] [stderr]     Checking prometheus_exporter_base v0.4.0
[INFO] [stderr]     Checking awc v0.2.7
[INFO] [stderr]     Checking actix-web v1.0.8
[INFO] [stderr]     Checking fping_exporter v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ipv4Addr`
[INFO] [stdout]    --> src/ping_result.rs:140:35
[INFO] [stdout]     |
[INFO] [stdout] 140 |     assert_eq!(result.ip_address, Ipv4Addr::new(1, 1, 1, 1));
[INFO] [stdout]     |                                   ^^^^^^^^ use of undeclared type `Ipv4Addr`
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 140 |     assert_eq!(result.ip_address, IpAddr::new(1, 1, 1, 1));
[INFO] [stdout]     |                                   ~~~~~~
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   + use core::net::Ipv4Addr;
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::net::Ipv4Addr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Ipv4Addr`
[INFO] [stdout]    --> src/ping_result.rs:157:35
[INFO] [stdout]     |
[INFO] [stdout] 157 |     assert_eq!(result.ip_address, Ipv4Addr::new(202, 12, 11, 1));
[INFO] [stdout]     |                                   ^^^^^^^^ use of undeclared type `Ipv4Addr`
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 157 |     assert_eq!(result.ip_address, IpAddr::new(202, 12, 11, 1));
[INFO] [stdout]     |                                   ~~~~~~
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   + use core::net::Ipv4Addr;
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::net::Ipv4Addr;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sent` and `received` are never read
[INFO] [stdout]   --> src/ping_result.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct PingResult {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 37 |     pub ip_address: IpAddr,
[INFO] [stdout] 38 |     pub sent: u8,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 39 |     pub received: u8,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PingResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/main.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Debug, Deserialize, StructOpt, StructOptToml)]
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_Opt`
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fping_exporter` (bin "fping_exporter" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "107a54622998ec7097ccff380608dbcc0fe39c9b1164e7b07f72f1afd8a506ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107a54622998ec7097ccff380608dbcc0fe39c9b1164e7b07f72f1afd8a506ea", kill_on_drop: false }`
[INFO] [stdout] 107a54622998ec7097ccff380608dbcc0fe39c9b1164e7b07f72f1afd8a506ea