[INFO] cloning repository https://github.com/ifraixedes/rust-dynamic-dns-updater
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ifraixedes/rust-dynamic-dns-updater" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifraixedes%2Frust-dynamic-dns-updater", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifraixedes%2Frust-dynamic-dns-updater'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36f6fb5ab8b88a170c40430d3edfa3e521c354e6
[INFO] checking ifraixedes/rust-dynamic-dns-updater against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifraixedes%2Frust-dynamic-dns-updater" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ifraixedes/rust-dynamic-dns-updater
[INFO] finished tweaking git repo https://github.com/ifraixedes/rust-dynamic-dns-updater
[INFO] tweaked toml for git repo https://github.com/ifraixedes/rust-dynamic-dns-updater written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ifraixedes/rust-dynamic-dns-updater on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ifraixedes/rust-dynamic-dns-updater already has a lockfile, it will not be regenerated
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[INFO] [stdout] 1f7a774a6293cca82b27d531d467f0893fd626b4cdcb9dcfd76659fc750b1da0
[INFO] running `Command { std: "docker" "start" "-a" "1f7a774a6293cca82b27d531d467f0893fd626b4cdcb9dcfd76659fc750b1da0", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "1f7a774a6293cca82b27d531d467f0893fd626b4cdcb9dcfd76659fc750b1da0", kill_on_drop: false }`
[INFO] [stdout] 1f7a774a6293cca82b27d531d467f0893fd626b4cdcb9dcfd76659fc750b1da0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 514a6ac2e243a8a4887edbf00e569b6bd37433bc96f34ab22a86bd8397dbb6cd
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[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.111
[INFO] [stderr]    Compiling memchr v2.4.1
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[INFO] [stdout] warning: unused import: `error::Error`
[INFO] [stdout]  --> src/providers.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use error::Error;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stdout] warning: type alias `BoxError` is never used
[INFO] [stdout]   --> src/error.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub type BoxError = Box<dyn stderr::Error + Send + Sync>;
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]   --> src/error.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum Error<'a> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `invalid_arguments`, `network`, and `internal` are never used
[INFO] [stdout]   --> src/error.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl<'a> Error<'a> {
[INFO] [stdout]    | ------------------ associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub(crate) fn invalid_arguments(names: &str, msg: &str) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub(crate) fn network(origin: BoxError, side: NetworkSide, should_retry: bool) -> Self {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub(crate) fn internal(ctx_msg: &'a str, error: BoxError) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Args` is never constructed
[INFO] [stdout]    --> src/error.rs:108:12
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub struct Args {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/error.rs:139:19
[INFO] [stdout]     |
[INFO] [stdout] 135 | impl Args {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 139 |     pub(crate) fn new(names: &str, msg: &str) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Internal` is never constructed
[INFO] [stdout]    --> src/error.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub struct Internal<'a> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Network` is never constructed
[INFO] [stdout]    --> src/error.rs:185:12
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub struct Network {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `NetworkSide` is never used
[INFO] [stdout]    --> src/error.rs:210:10
[INFO] [stdout]     |
[INFO] [stdout] 210 | pub enum NetworkSide {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExternalService` is never used
[INFO] [stdout]    --> src/error.rs:234:10
[INFO] [stdout]     |
[INFO] [stdout] 234 | pub enum ExternalService {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]   --> src/finders/error.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Error<'a> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_isahc` is never used
[INFO] [stdout]   --> src/finders/error.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Error<'_> {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub(super) fn from_isahc(err: IsahcError) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Finder` is never constructed
[INFO] [stdout]   --> src/finders/ipify.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Finder<'a> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `with_base_url`, `ipv4`, `ipv6`, `ips`, and `send_request` are never used
[INFO] [stdout]   --> src/finders/ipify.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl<'a> Finder<'a> {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 24 |     /// Creates an "ipify" finder.
[INFO] [stdout] 25 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn with_base_url(base_url_v4: &'a str, base_url_v6: &'a str) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub async fn ipv4<'b>(&self) -> Result<Ipv4Addr, Error<'b>> {
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub async fn ipv6<'b>(&self) -> Result<Ipv6Addr, Error<'b>> {
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub async fn ips<'b>(&self) -> Result<(Ipv4Addr, Ipv6Addr), Error<'b>> {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     async fn send_request<'b>(
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Response` is never constructed
[INFO] [stdout]  --> src/providers.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Response {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_updated` is never used
[INFO] [stdout]   --> src/providers.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Response {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn is_updated(&self) -> Option<bool> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Updater` is never constructed
[INFO] [stdout]   --> src/providers/duckdns.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Updater<'a> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `with_base_url`, `update_record_a`, `domains_as_param`, `validate_domain`, and `parse_response_body` are never used
[INFO] [stdout]    --> src/providers/duckdns.rs:26:12
[INFO] [stdout]     |
[INFO] [stdout]  24 | impl<'a> Updater<'a> {
[INFO] [stdout]     | -------------------- associated items in this implementation
[INFO] [stdout]  25 |     /// Creates a Duck DNS updater using the specified API token.
[INFO] [stdout]  26 |     pub fn new(token: &'a str) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  32 |     fn with_base_url(token: &'a str, base_url: &'a str) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  53 |     pub async fn update_record_a<'b>(
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     fn domains_as_param<'b, 'c>(domains: &'b [&str]) -> Result<(&'static str, String), Error<'c>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     fn validate_domain(domain: &str) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 192 |     fn parse_response_body(body: &str) -> ResponseBody {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ResponseBody` is never used
[INFO] [stdout]    --> src/providers/duckdns.rs:218:6
[INFO] [stdout]     |
[INFO] [stdout] 218 | enum ResponseBody {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]   --> src/providers/error.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Error<'a> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_isahc` is never used
[INFO] [stdout]   --> src/providers/error.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Error<'_> {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub(super) fn from_isahc(err: IsahcError) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/providers/duckdns.rs:174:32
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn validate_domain(domain: &str) -> Result<(), Error> {
[INFO] [stdout]     |                                ^^^^                ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn validate_domain(domain: &str) -> Result<(), Error<'_>> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: zero-sized fields in `repr(transparent)` cannot contain external non-exhaustive types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hyper-0.14.16/src/proto/h2/mod.rs:452:5
[INFO] [stdout]     |
[INFO] [stdout] 452 |     impossible: Impossible,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this field contains `Impossible`, which is not inhabited, and makes it not a breaking change to become non-zero-sized in the future.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyper` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "514a6ac2e243a8a4887edbf00e569b6bd37433bc96f34ab22a86bd8397dbb6cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514a6ac2e243a8a4887edbf00e569b6bd37433bc96f34ab22a86bd8397dbb6cd", kill_on_drop: false }`
[INFO] [stdout] 514a6ac2e243a8a4887edbf00e569b6bd37433bc96f34ab22a86bd8397dbb6cd
