[INFO] cloning repository https://github.com/bramp/rustdns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bramp/rustdns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbramp%2Frustdns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbramp%2Frustdns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 622c508a2b27a03c1ecacebfda18c3f90cd491b8
[INFO] checking bramp/rustdns against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbramp%2Frustdns" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bramp/rustdns on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bramp/rustdns
[INFO] finished tweaking git repo https://github.com/bramp/rustdns
[INFO] tweaked toml for git repo https://github.com/bramp/rustdns written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/bramp/rustdns already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]   Downloaded hyper-alpn v0.3.0
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[INFO] [stdout] c11f64e2cfc561ea4c6b830f0692869751effd52dd021603a5f3beaba071f7c0
[INFO] running `Command { std: "docker" "start" "-a" "c11f64e2cfc561ea4c6b830f0692869751effd52dd021603a5f3beaba071f7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c11f64e2cfc561ea4c6b830f0692869751effd52dd021603a5f3beaba071f7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c11f64e2cfc561ea4c6b830f0692869751effd52dd021603a5f3beaba071f7c0", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3fcf5ef7870bc070412f416a8ddf9f57e47690eec92f1c1644852eb57a1caf4
[INFO] running `Command { std: "docker" "start" "-a" "c3fcf5ef7870bc070412f416a8ddf9f57e47690eec92f1c1644852eb57a1caf4", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   standback v0.2.17 (as host dependency): std
[INFO] [stderr]   syn v1.0.72 (as host dependency): visit
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[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/zones/mod.rs (1 fix)
[INFO] [stdout] warning: unused import: `nom::Finish`
[INFO] [stdout]   --> src/zones/mod.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | use nom::Finish;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_str`
[INFO] [stdout]   --> src/zones/tokens.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn as_str(&self) -> &'a str {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `comment`
[INFO] [stdout]   --> src/zones/tokens.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn comment<T, E: ParseError<T>>(input: T) -> IResult<T, T, E>
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `whitespace`
[INFO] [stdout]   --> src/zones/tokens.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn whitespace<T, E: ParseError<T>>(input: T) -> IResult<T, T, E>
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `word`
[INFO] [stdout]   --> src/zones/tokens.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn word<T, E: ParseError<T>>(input: T) -> IResult<T, T, E>
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tokenise`
[INFO] [stdout]   --> src/zones/tokens.rs:96:15
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub(crate) fn tokenise<'a, E: ParseError<Span<'a>> + ContextError<Span<'a>>>(
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]    --> src/zones/tokens.rs:152:12
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ipv4_addr`
[INFO] [stdout]   --> src/zones/mod.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn ipv4_addr<
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ipv6_addr`
[INFO] [stdout]   --> src/zones/mod.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn ipv6_addr<
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prefixed`
[INFO] [stdout]   --> src/zones/mod.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn prefixed<'a, O, E, F>(
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `keyword`
[INFO] [stdout]   --> src/zones/mod.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn keyword<'a, E: ParseError<Tokens<'a>>>(
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `some`
[INFO] [stdout]    --> src/zones/mod.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn some<I: Clone, O, E: ParseError<I>, F>(mut f: F) -> impl FnMut(I) -> IResult<I, Option<O>, E>
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `string`
[INFO] [stdout]    --> src/zones/mod.rs:115:4
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn string<'a, E: ParseError<Tokens<'a>> + ContextError<Tokens<'a>>>(
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `space`
[INFO] [stdout]    --> src/zones/mod.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn space<'a, E: ParseError<Tokens<'a>> + ContextError<Tokens<'a>>>(
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `number`
[INFO] [stdout]    --> src/zones/mod.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn number<'a, O, E>(s: Tokens<'a>) -> IResult<Tokens, O, E>
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `duration`
[INFO] [stdout]    --> src/zones/mod.rs:142:4
[INFO] [stdout]     |
[INFO] [stdout] 142 | fn duration<'a, E>(s: Tokens<'a>) -> IResult<Tokens, Duration, E>
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_domain`
[INFO] [stdout]    --> src/zones/mod.rs:152:4
[INFO] [stdout]     |
[INFO] [stdout] 152 | fn is_domain(s: &str) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `domain`
[INFO] [stdout]    --> src/zones/mod.rs:158:4
[INFO] [stdout]     |
[INFO] [stdout] 158 | fn domain<'a, E: ParseError<Tokens<'a>> + ContextError<Tokens<'a>>>(
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `domain_space`
[INFO] [stdout]    --> src/zones/mod.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn domain_space<'a, E: ParseError<Tokens<'a>> + ContextError<Tokens<'a>>>(
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `class_space`
[INFO] [stdout]    --> src/zones/mod.rs:177:4
[INFO] [stdout]     |
[INFO] [stdout] 177 | fn class_space<'a, E>(input: Tokens<'a>) -> IResult<Tokens, Class, E>
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ttl_space`
[INFO] [stdout]    --> src/zones/mod.rs:195:4
[INFO] [stdout]     |
[INFO] [stdout] 195 | fn ttl_space<'a, E>(s: Tokens<'a>) -> IResult<Tokens, Duration, E>
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Origin`
[INFO] [stdout]    --> src/zones/mod.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 207 |     Origin(String),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ttl`
[INFO] [stdout]    --> src/zones/mod.rs:208:5
[INFO] [stdout]     |
[INFO] [stdout] 208 |     Ttl(Duration),
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Record`
[INFO] [stdout]    --> src/zones/mod.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     Record(Record<'a>),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mx_record`
[INFO] [stdout]    --> src/zones/mod.rs:223:4
[INFO] [stdout]     |
[INFO] [stdout] 223 | fn mx_record<'a, E>(s: Tokens<'a>) -> IResult<Tokens, MX, E>
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `soa_record`
[INFO] [stdout]    --> src/zones/mod.rs:234:4
[INFO] [stdout]     |
[INFO] [stdout] 234 | fn soa_record<'a, E>(s: Tokens<'a>) -> IResult<Tokens, SOA, E>
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rdata`
[INFO] [stdout]    --> src/zones/mod.rs:256:4
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn rdata<'a, E>(input: Tokens<'a>) -> IResult<Tokens, Resource, E>
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_record`
[INFO] [stdout]    --> src/zones/mod.rs:278:4
[INFO] [stdout]     |
[INFO] [stdout] 278 | fn parse_record<'a, E>(input: Tokens<'a>) -> IResult<Tokens<'a>, Record, E>
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_row`
[INFO] [stdout]    --> src/zones/mod.rs:379:4
[INFO] [stdout]     |
[INFO] [stdout] 379 | fn parse_row<'a, E>(input: Tokens<'a>) -> IResult<Tokens<'a>, Row, E>
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_tokens`
[INFO] [stdout]    --> src/zones/mod.rs:403:4
[INFO] [stdout]     |
[INFO] [stdout] 403 | fn parse_tokens<'a, E>(input: Tokens<'a>) -> IResult<Tokens<'a>, Vec<Row>, E>
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse`
[INFO] [stdout]    --> src/zones/mod.rs:417:4
[INFO] [stdout]     |
[INFO] [stdout] 417 | fn parse<'a>(input: &'a str) -> Result<Vec<Row>, ()> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `my_convert_error`
[INFO] [stdout]    --> src/zones/mod.rs:450:4
[INFO] [stdout]     |
[INFO] [stdout] 450 | fn my_convert_error(input: Tokens, e: VerboseError<Tokens>) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dig v0.1.0 (/tmp/fixit/dig)
[INFO] [stderr]     Checking generate_tests v0.1.0 (/tmp/fixit/generate_tests)
[INFO] [stderr]    Migrating dig/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating generate_tests/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/dns.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/resolver.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.35s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking tokio v1.6.1
[INFO] [stderr]     Checking futures-util v0.3.15
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking time v0.2.26
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking hyper v0.14.9
[INFO] [stderr]     Checking hyper-alpn v0.3.0
[INFO] [stderr]     Checking rustdns v0.1.0 (/tmp/fixit)
[INFO] [stdout] error[E0412]: cannot find type `ErrorKind` in this scope
[INFO] [stdout]    --> src/zones/mod.rs:639:48
[INFO] [stdout]     |
[INFO] [stdout] 639 |                 tokenise::<(LocatedSpan<&str>, ErrorKind)>(input.into()).expect("tokenise error");
[INFO] [stdout]     |                                                ^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 549 |     use nom::error::ErrorKind;
[INFO] [stdout]     |
[INFO] [stdout] 549 |     use std::io::ErrorKind;
[INFO] [stdout]     |
[INFO] [stdout] 549 |     use tokio::io::ErrorKind;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::Finish`
[INFO] [stdout]   --> src/zones/mod.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | use nom::Finish;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustdns` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: associated function is never used: `as_str`
[INFO] [stdout]   --> src/zones/tokens.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn as_str(&self) -> &'a str {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `comment`
[INFO] [stdout]   --> src/zones/tokens.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn comment<T, E: ParseError<T>>(input: T) -> IResult<T, T, E>
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `whitespace`
[INFO] [stdout]   --> src/zones/tokens.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn whitespace<T, E: ParseError<T>>(input: T) -> IResult<T, T, E>
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `word`
[INFO] [stdout]   --> src/zones/tokens.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn word<T, E: ParseError<T>>(input: T) -> IResult<T, T, E>
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tokenise`
[INFO] [stdout]   --> src/zones/tokens.rs:96:15
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub(crate) fn tokenise<'a, E: ParseError<Span<'a>> + ContextError<Span<'a>>>(
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]    --> src/zones/tokens.rs:152:12
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ipv4_addr`
[INFO] [stdout]   --> src/zones/mod.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn ipv4_addr<
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ipv6_addr`
[INFO] [stdout]   --> src/zones/mod.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn ipv6_addr<
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prefixed`
[INFO] [stdout]   --> src/zones/mod.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn prefixed<'a, O, E, F>(
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `keyword`
[INFO] [stdout]   --> src/zones/mod.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn keyword<'a, E: ParseError<Tokens<'a>>>(
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `some`
[INFO] [stdout]    --> src/zones/mod.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn some<I: Clone, O, E: ParseError<I>, F>(mut f: F) -> impl FnMut(I) -> IResult<I, Option<O>, E>
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `string`
[INFO] [stdout]    --> src/zones/mod.rs:115:4
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn string<'a, E: ParseError<Tokens<'a>> + ContextError<Tokens<'a>>>(
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `space`
[INFO] [stdout]    --> src/zones/mod.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn space<'a, E: ParseError<Tokens<'a>> + ContextError<Tokens<'a>>>(
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `number`
[INFO] [stdout]    --> src/zones/mod.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn number<'a, O, E>(s: Tokens<'a>) -> IResult<Tokens, O, E>
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `duration`
[INFO] [stdout]    --> src/zones/mod.rs:142:4
[INFO] [stdout]     |
[INFO] [stdout] 142 | fn duration<'a, E>(s: Tokens<'a>) -> IResult<Tokens, Duration, E>
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_domain`
[INFO] [stdout]    --> src/zones/mod.rs:152:4
[INFO] [stdout]     |
[INFO] [stdout] 152 | fn is_domain(s: &str) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `domain`
[INFO] [stdout]    --> src/zones/mod.rs:158:4
[INFO] [stdout]     |
[INFO] [stdout] 158 | fn domain<'a, E: ParseError<Tokens<'a>> + ContextError<Tokens<'a>>>(
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `domain_space`
[INFO] [stdout]    --> src/zones/mod.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn domain_space<'a, E: ParseError<Tokens<'a>> + ContextError<Tokens<'a>>>(
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `class_space`
[INFO] [stdout]    --> src/zones/mod.rs:177:4
[INFO] [stdout]     |
[INFO] [stdout] 177 | fn class_space<'a, E>(input: Tokens<'a>) -> IResult<Tokens, Class, E>
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ttl_space`
[INFO] [stdout]    --> src/zones/mod.rs:195:4
[INFO] [stdout]     |
[INFO] [stdout] 195 | fn ttl_space<'a, E>(s: Tokens<'a>) -> IResult<Tokens, Duration, E>
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Origin`
[INFO] [stdout]    --> src/zones/mod.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 207 |     Origin(String),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ttl`
[INFO] [stdout]    --> src/zones/mod.rs:208:5
[INFO] [stdout]     |
[INFO] [stdout] 208 |     Ttl(Duration),
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Record`
[INFO] [stdout]    --> src/zones/mod.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     Record(Record<'a>),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mx_record`
[INFO] [stdout]    --> src/zones/mod.rs:223:4
[INFO] [stdout]     |
[INFO] [stdout] 223 | fn mx_record<'a, E>(s: Tokens<'a>) -> IResult<Tokens, MX, E>
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `soa_record`
[INFO] [stdout]    --> src/zones/mod.rs:234:4
[INFO] [stdout]     |
[INFO] [stdout] 234 | fn soa_record<'a, E>(s: Tokens<'a>) -> IResult<Tokens, SOA, E>
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rdata`
[INFO] [stdout]    --> src/zones/mod.rs:256:4
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn rdata<'a, E>(input: Tokens<'a>) -> IResult<Tokens, Resource, E>
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_record`
[INFO] [stdout]    --> src/zones/mod.rs:278:4
[INFO] [stdout]     |
[INFO] [stdout] 278 | fn parse_record<'a, E>(input: Tokens<'a>) -> IResult<Tokens<'a>, Record, E>
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_row`
[INFO] [stdout]    --> src/zones/mod.rs:379:4
[INFO] [stdout]     |
[INFO] [stdout] 379 | fn parse_row<'a, E>(input: Tokens<'a>) -> IResult<Tokens<'a>, Row, E>
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_tokens`
[INFO] [stdout]    --> src/zones/mod.rs:403:4
[INFO] [stdout]     |
[INFO] [stdout] 403 | fn parse_tokens<'a, E>(input: Tokens<'a>) -> IResult<Tokens<'a>, Vec<Row>, E>
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse`
[INFO] [stdout]    --> src/zones/mod.rs:417:4
[INFO] [stdout]     |
[INFO] [stdout] 417 | fn parse<'a>(input: &'a str) -> Result<Vec<Row>, ()> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `my_convert_error`
[INFO] [stdout]    --> src/zones/mod.rs:450:4
[INFO] [stdout]     |
[INFO] [stdout] 450 | fn my_convert_error(input: Tokens, e: VerboseError<Tokens>) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to check after updating to 2021
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "c3fcf5ef7870bc070412f416a8ddf9f57e47690eec92f1c1644852eb57a1caf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3fcf5ef7870bc070412f416a8ddf9f57e47690eec92f1c1644852eb57a1caf4", kill_on_drop: false }`
[INFO] [stdout] c3fcf5ef7870bc070412f416a8ddf9f57e47690eec92f1c1644852eb57a1caf4