[INFO] cloning repository https://github.com/keeperofdakeys/dns-delegation-check
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keeperofdakeys/dns-delegation-check" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeeperofdakeys%2Fdns-delegation-check", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeeperofdakeys%2Fdns-delegation-check'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00d41f98f62959172634b145a73a21401d83a75a
[INFO] testing keeperofdakeys/dns-delegation-check against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeeperofdakeys%2Fdns-delegation-check" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/keeperofdakeys/dns-delegation-check
[INFO] finished tweaking git repo https://github.com/keeperofdakeys/dns-delegation-check
[INFO] tweaked toml for git repo https://github.com/keeperofdakeys/dns-delegation-check written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/keeperofdakeys/dns-delegation-check on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/keeperofdakeys/dns-delegation-check 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8595be49d50f4f678ff5d6f7282e45d496ed4feab9aeea03adc30bc1b2569dea
[INFO] running `Command { std: "docker" "start" "-a" "8595be49d50f4f678ff5d6f7282e45d496ed4feab9aeea03adc30bc1b2569dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8595be49d50f4f678ff5d6f7282e45d496ed4feab9aeea03adc30bc1b2569dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8595be49d50f4f678ff5d6f7282e45d496ed4feab9aeea03adc30bc1b2569dea", kill_on_drop: false }`
[INFO] [stdout] 8595be49d50f4f678ff5d6f7282e45d496ed4feab9aeea03adc30bc1b2569dea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4ee6cf18dd7f284c9d5ea9f7cac84693202dd46e02370f90065c96f03e1b51c
[INFO] running `Command { std: "docker" "start" "-a" "b4ee6cf18dd7f284c9d5ea9f7cac84693202dd46e02370f90065c96f03e1b51c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]    Compiling pin-project-lite v0.1.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling data-encoding v2.1.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]    Compiling nibble_vec v0.0.4
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling radix_trie v0.1.6
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.42
[INFO] [stderr]    Compiling tokio v0.2.9
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]    Compiling async-trait v0.1.22
[INFO] [stderr]    Compiling enum-as-inner v0.3.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.9
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling trust-dns-proto v0.19.1
[INFO] [stderr]    Compiling trust-dns-client v0.19.1
[INFO] [stderr]    Compiling dns-delegation-check v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `error`, `info`, and `warn`
[INFO] [stdout]  --> src/db.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{error, warn, info, debug, trace};
[INFO] [stdout]   |           ^^^^^  ^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`, and `warn`
[INFO] [stdout]  --> src/dns.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{error, warn, info, debug, trace};
[INFO] [stdout]   |           ^^^^^  ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ClientHandle`
[INFO] [stdout]  --> src/dns.rs:7:40
[INFO] [stdout]   |
[INFO] [stdout] 7 | use trust_dns_client::client::{Client, ClientHandle, SyncClient};
[INFO] [stdout]   |                                        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server`
[INFO] [stdout]    --> src/db.rs:204:10
[INFO] [stdout]     |
[INFO] [stdout] 204 |     for (server, entries) in servers {
[INFO] [stdout]     |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `missing_entries` is assigned to, but never used
[INFO] [stdout]    --> src/db.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |     let mut missing_entries = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_missing_entries` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/db.rs:337:10
[INFO] [stdout]     |
[INFO] [stdout] 337 |     for (name, rtype) in &self.answer_targets {
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rtype`
[INFO] [stdout]    --> src/db.rs:337:16
[INFO] [stdout]     |
[INFO] [stdout] 337 |     for (name, rtype) in &self.answer_targets {
[INFO] [stdout]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_rtype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `missing_entries` is never read
[INFO] [stdout]    --> src/db.rs:407:13
[INFO] [stdout]     |
[INFO] [stdout] 366 |             missing_entries += 1;
[INFO] [stdout]     |             -------------------- `missing_entries` is overwritten here before the previous value is read
[INFO] [stdout] ...
[INFO] [stdout] 407 |             missing_entries += 1;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `missing_entries` is never read
[INFO] [stdout]    --> src/db.rs:366:13
[INFO] [stdout]     |
[INFO] [stdout] 366 |             missing_entries += 1;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `zone`
[INFO] [stdout]    --> src/db.rs:466:27
[INFO] [stdout]     |
[INFO] [stdout] 466 |     for (name, rtype, ip, zone) in &self.query_queue {
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `None`
[INFO] [stdout]     |
[INFO] [stdout] 466 -     for (name, rtype, ip, zone) in &self.query_queue {
[INFO] [stdout] 466 +     for (name, rtype, ip, std::prelude::v1::None) in &self.query_queue {
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 466 |     for (name, rtype, ip, _zone) in &self.query_queue {
[INFO] [stdout]     |                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `find_closest_domain` is never used
[INFO] [stdout]    --> src/db.rs:246:10
[INFO] [stdout]     |
[INFO] [stdout]  71 | impl RecordDB {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 246 |   pub fn find_closest_domain(&self, name: &rr::Name) -> rr::Name {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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 22.08s
[INFO] running `Command { std: "docker" "inspect" "b4ee6cf18dd7f284c9d5ea9f7cac84693202dd46e02370f90065c96f03e1b51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ee6cf18dd7f284c9d5ea9f7cac84693202dd46e02370f90065c96f03e1b51c", kill_on_drop: false }`
[INFO] [stdout] b4ee6cf18dd7f284c9d5ea9f7cac84693202dd46e02370f90065c96f03e1b51c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 215429792a6eb634294087d41ffb43f9e9b88996f29ace3ed12753deac31244d
[INFO] running `Command { std: "docker" "start" "-a" "215429792a6eb634294087d41ffb43f9e9b88996f29ace3ed12753deac31244d", kill_on_drop: false }`
[INFO] [stderr]    Compiling dns-delegation-check v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `error`, `info`, and `warn`
[INFO] [stdout]  --> src/db.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{error, warn, info, debug, trace};
[INFO] [stdout]   |           ^^^^^  ^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`, and `warn`
[INFO] [stdout]  --> src/dns.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use log::{error, warn, info, debug, trace};
[INFO] [stdout]   |           ^^^^^  ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ClientHandle`
[INFO] [stdout]  --> src/dns.rs:7:40
[INFO] [stdout]   |
[INFO] [stdout] 7 | use trust_dns_client::client::{Client, ClientHandle, SyncClient};
[INFO] [stdout]   |                                        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server`
[INFO] [stdout]    --> src/db.rs:204:10
[INFO] [stdout]     |
[INFO] [stdout] 204 |     for (server, entries) in servers {
[INFO] [stdout]     |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `missing_entries` is assigned to, but never used
[INFO] [stdout]    --> src/db.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |     let mut missing_entries = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_missing_entries` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/db.rs:337:10
[INFO] [stdout]     |
[INFO] [stdout] 337 |     for (name, rtype) in &self.answer_targets {
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rtype`
[INFO] [stdout]    --> src/db.rs:337:16
[INFO] [stdout]     |
[INFO] [stdout] 337 |     for (name, rtype) in &self.answer_targets {
[INFO] [stdout]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_rtype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `missing_entries` is never read
[INFO] [stdout]    --> src/db.rs:407:13
[INFO] [stdout]     |
[INFO] [stdout] 366 |             missing_entries += 1;
[INFO] [stdout]     |             -------------------- `missing_entries` is overwritten here before the previous value is read
[INFO] [stdout] ...
[INFO] [stdout] 407 |             missing_entries += 1;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `missing_entries` is never read
[INFO] [stdout]    --> src/db.rs:366:13
[INFO] [stdout]     |
[INFO] [stdout] 366 |             missing_entries += 1;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `zone`
[INFO] [stdout]    --> src/db.rs:466:27
[INFO] [stdout]     |
[INFO] [stdout] 466 |     for (name, rtype, ip, zone) in &self.query_queue {
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `None`
[INFO] [stdout]     |
[INFO] [stdout] 466 -     for (name, rtype, ip, zone) in &self.query_queue {
[INFO] [stdout] 466 +     for (name, rtype, ip, std::prelude::v1::None) in &self.query_queue {
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 466 |     for (name, rtype, ip, _zone) in &self.query_queue {
[INFO] [stdout]     |                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `find_closest_domain` is never used
[INFO] [stdout]    --> src/db.rs:246:10
[INFO] [stdout]     |
[INFO] [stdout]  71 | impl RecordDB {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 246 |   pub fn find_closest_domain(&self, name: &rr::Name) -> rr::Name {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "215429792a6eb634294087d41ffb43f9e9b88996f29ace3ed12753deac31244d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "215429792a6eb634294087d41ffb43f9e9b88996f29ace3ed12753deac31244d", kill_on_drop: false }`
[INFO] [stdout] 215429792a6eb634294087d41ffb43f9e9b88996f29ace3ed12753deac31244d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e460f39292c6f4e4d6f577453932f51a643d0c56633dbd0c5ddb7d03da09960
[INFO] running `Command { std: "docker" "start" "-a" "1e460f39292c6f4e4d6f577453932f51a643d0c56633dbd0c5ddb7d03da09960", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `error`, `info`, and `warn`
[INFO] [stderr]  --> src/db.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | use log::{error, warn, info, debug, trace};
[INFO] [stderr]   |           ^^^^^  ^^^^  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error`, `info`, and `warn`
[INFO] [stderr]  --> src/dns.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | use log::{error, warn, info, debug, trace};
[INFO] [stderr]   |           ^^^^^  ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ClientHandle`
[INFO] [stderr]  --> src/dns.rs:7:40
[INFO] [stderr]   |
[INFO] [stderr] 7 | use trust_dns_client::client::{Client, ClientHandle, SyncClient};
[INFO] [stderr]   |                                        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server`
[INFO] [stderr]    --> src/db.rs:204:10
[INFO] [stderr]     |
[INFO] [stderr] 204 |     for (server, entries) in servers {
[INFO] [stderr]     |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `missing_entries` is assigned to, but never used
[INFO] [stderr]    --> src/db.rs:274:9
[INFO] [stderr]     |
[INFO] [stderr] 274 |     let mut missing_entries = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_missing_entries` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/db.rs:337:10
[INFO] [stderr]     |
[INFO] [stderr] 337 |     for (name, rtype) in &self.answer_targets {
[INFO] [stderr]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rtype`
[INFO] [stderr]    --> src/db.rs:337:16
[INFO] [stderr]     |
[INFO] [stderr] 337 |     for (name, rtype) in &self.answer_targets {
[INFO] [stderr]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_rtype`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `missing_entries` is never read
[INFO] [stderr]    --> src/db.rs:407:13
[INFO] [stderr]     |
[INFO] [stderr] 366 |             missing_entries += 1;
[INFO] [stderr]     |             -------------------- `missing_entries` is overwritten here before the previous value is read
[INFO] [stderr] ...
[INFO] [stderr] 407 |             missing_entries += 1;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `missing_entries` is never read
[INFO] [stderr]    --> src/db.rs:366:13
[INFO] [stderr]     |
[INFO] [stderr] 366 |             missing_entries += 1;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `zone`
[INFO] [stderr]    --> src/db.rs:466:27
[INFO] [stderr]     |
[INFO] [stderr] 466 |     for (name, rtype, ip, zone) in &self.query_queue {
[INFO] [stderr]     |                           ^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: you might have meant to pattern match on the similarly named variant `None`
[INFO] [stderr]     |
[INFO] [stderr] 466 -     for (name, rtype, ip, zone) in &self.query_queue {
[INFO] [stderr] 466 +     for (name, rtype, ip, std::prelude::v1::None) in &self.query_queue {
[INFO] [stderr]     |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]     |
[INFO] [stderr] 466 |     for (name, rtype, ip, _zone) in &self.query_queue {
[INFO] [stderr]     |                           +
[INFO] [stderr] 
[INFO] [stderr] warning: method `find_closest_domain` is never used
[INFO] [stderr]    --> src/db.rs:246:10
[INFO] [stderr]     |
[INFO] [stderr]  71 | impl RecordDB {
[INFO] [stderr]     | ------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 246 |   pub fn find_closest_domain(&self, name: &rr::Name) -> rr::Name {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dns-delegation-check` (bin "dns-delegation-check" test) generated 11 warnings (run `cargo fix --bin "dns-delegation-check" -p dns-delegation-check --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dns_delegation_check-f17eff869cbc9554)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1e460f39292c6f4e4d6f577453932f51a643d0c56633dbd0c5ddb7d03da09960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e460f39292c6f4e4d6f577453932f51a643d0c56633dbd0c5ddb7d03da09960", kill_on_drop: false }`
[INFO] [stdout] 1e460f39292c6f4e4d6f577453932f51a643d0c56633dbd0c5ddb7d03da09960
