[INFO] cloning repository https://github.com/bkatrenko/dns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bkatrenko/dns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbkatrenko%2Fdns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbkatrenko%2Fdns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 087899a13e4186c68d5383991d27eb40516996fb
[INFO] testing bkatrenko/dns against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbkatrenko%2Fdns" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bkatrenko/dns
[INFO] finished tweaking git repo https://github.com/bkatrenko/dns
[INFO] tweaked toml for git repo https://github.com/bkatrenko/dns written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bkatrenko/dns on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bkatrenko/dns 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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nanoid v0.4.0
[INFO] [stderr]   Downloaded mio v0.8.9
[INFO] [stderr]   Downloaded tokio v1.34.0
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3c4ab0f98dc0c63509563f2faa4571849702ac6ee8183e6a704a3fa160398e8
[INFO] running `Command { std: "docker" "start" "-a" "c3c4ab0f98dc0c63509563f2faa4571849702ac6ee8183e6a704a3fa160398e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3c4ab0f98dc0c63509563f2faa4571849702ac6ee8183e6a704a3fa160398e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3c4ab0f98dc0c63509563f2faa4571849702ac6ee8183e6a704a3fa160398e8", kill_on_drop: false }`
[INFO] [stdout] c3c4ab0f98dc0c63509563f2faa4571849702ac6ee8183e6a704a3fa160398e8
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4b73a66e7cd8ab7a41d7361b95c553bcde0332002af23766e43b67d311ce91e
[INFO] running `Command { std: "docker" "start" "-a" "a4b73a66e7cd8ab7a41d7361b95c553bcde0332002af23766e43b67d311ce91e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling mio v0.8.9
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling nanoid v0.4.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tokio v1.34.0
[INFO] [stderr]    Compiling dns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `path::Display`
[INFO] [stdout]  --> src/parser/mod.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{error::Error, path::Display};
[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 variable: `len`
[INFO] [stdout]    --> src/resolver/network_resolver.rs:171:24
[INFO] [stdout]     |
[INFO] [stdout] 171 |         DNSRecord::A { len, ip } => IpAddr::V4(ip),
[INFO] [stdout]     |                        ^^^ help: try ignoring the field: `len: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/resolver/network_resolver.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 172 |         DNSRecord::AAAA { len, ip } => IpAddr::V6(ip),
[INFO] [stdout]     |                           ^^^ help: try ignoring the field: `len: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/resolver/network_resolver.rs:180:25
[INFO] [stdout]     |
[INFO] [stdout] 180 |         DNSRecord::NS { len, name_server } => name_server,
[INFO] [stdout]     |                         ^^^ help: try ignoring the field: `len: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/resolver/network_resolver.rs:181:28
[INFO] [stdout]     |
[INFO] [stdout] 181 |         DNSRecord::CNAME { len, cname } => cname,
[INFO] [stdout]     |                            ^^^ help: try ignoring the field: `len: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buf` is never read
[INFO] [stdout]  --> src/parser/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct DNSPacket {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 9 |     buf: buffer::ByteBuffer,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `DNSPacket` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.13s
[INFO] running `Command { std: "docker" "inspect" "a4b73a66e7cd8ab7a41d7361b95c553bcde0332002af23766e43b67d311ce91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b73a66e7cd8ab7a41d7361b95c553bcde0332002af23766e43b67d311ce91e", kill_on_drop: false }`
[INFO] [stdout] a4b73a66e7cd8ab7a41d7361b95c553bcde0332002af23766e43b67d311ce91e
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23c53d30863687e600e3c9ff0d1f8a662eb538ad3195d07db3b1a5076ae6edb1
[INFO] running `Command { std: "docker" "start" "-a" "23c53d30863687e600e3c9ff0d1f8a662eb538ad3195d07db3b1a5076ae6edb1", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `path::Display`
[INFO] [stdout]  --> src/parser/mod.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{error::Error, path::Display};
[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 variable: `len`
[INFO] [stdout]    --> src/resolver/network_resolver.rs:171:24
[INFO] [stdout]     |
[INFO] [stdout] 171 |         DNSRecord::A { len, ip } => IpAddr::V4(ip),
[INFO] [stdout]     |                        ^^^ help: try ignoring the field: `len: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/resolver/network_resolver.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 172 |         DNSRecord::AAAA { len, ip } => IpAddr::V6(ip),
[INFO] [stdout]     |                           ^^^ help: try ignoring the field: `len: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/resolver/network_resolver.rs:180:25
[INFO] [stdout]     |
[INFO] [stdout] 180 |         DNSRecord::NS { len, name_server } => name_server,
[INFO] [stdout]     |                         ^^^ help: try ignoring the field: `len: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/resolver/network_resolver.rs:181:28
[INFO] [stdout]     |
[INFO] [stdout] 181 |         DNSRecord::CNAME { len, cname } => cname,
[INFO] [stdout]     |                            ^^^ help: try ignoring the field: `len: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buf` is never read
[INFO] [stdout]  --> src/parser/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct DNSPacket {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 9 |     buf: buffer::ByteBuffer,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `DNSPacket` 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: unused import: `path::Display`
[INFO] [stdout]  --> src/parser/mod.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{error::Error, path::Display};
[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 variable: `len`
[INFO] [stdout]    --> src/resolver/network_resolver.rs:171:24
[INFO] [stdout]     |
[INFO] [stdout] 171 |         DNSRecord::A { len, ip } => IpAddr::V4(ip),
[INFO] [stdout]     |                        ^^^ help: try ignoring the field: `len: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/resolver/network_resolver.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 172 |         DNSRecord::AAAA { len, ip } => IpAddr::V6(ip),
[INFO] [stdout]     |                           ^^^ help: try ignoring the field: `len: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/resolver/network_resolver.rs:180:25
[INFO] [stdout]     |
[INFO] [stdout] 180 |         DNSRecord::NS { len, name_server } => name_server,
[INFO] [stdout]     |                         ^^^ help: try ignoring the field: `len: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/resolver/network_resolver.rs:181:28
[INFO] [stdout]     |
[INFO] [stdout] 181 |         DNSRecord::CNAME { len, cname } => cname,
[INFO] [stdout]     |                            ^^^ help: try ignoring the field: `len: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buf` is never read
[INFO] [stdout]  --> src/parser/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct DNSPacket {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 9 |     buf: buffer::ByteBuffer,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `DNSPacket` 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: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/resolver/network_resolver.rs:228:81
[INFO] [stdout]     |
[INFO] [stdout] 228 |         fn new(responses: Vec<&'a DNSPacket>, error: Option<Box<dyn Error>>) -> MockResolver {
[INFO] [stdout]     |                                -- the lifetime is named here                    ^^^^^^^^^^^^ the same lifetime is hidden 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 228 |         fn new(responses: Vec<&'a DNSPacket>, error: Option<Box<dyn Error>>) -> MockResolver<'a> {
[INFO] [stdout]     |                                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "23c53d30863687e600e3c9ff0d1f8a662eb538ad3195d07db3b1a5076ae6edb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23c53d30863687e600e3c9ff0d1f8a662eb538ad3195d07db3b1a5076ae6edb1", kill_on_drop: false }`
[INFO] [stdout] 23c53d30863687e600e3c9ff0d1f8a662eb538ad3195d07db3b1a5076ae6edb1
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aef648d751db1c010ead213291fa92a0e3ea180af0868b2153e4d0fa004510d4
[INFO] running `Command { std: "docker" "start" "-a" "aef648d751db1c010ead213291fa92a0e3ea180af0868b2153e4d0fa004510d4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `path::Display`
[INFO] [stderr]  --> src/parser/mod.rs:2:25
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{error::Error, path::Display};
[INFO] [stderr]   |                         ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/resolver/network_resolver.rs:171:24
[INFO] [stderr]     |
[INFO] [stderr] 171 |         DNSRecord::A { len, ip } => IpAddr::V4(ip),
[INFO] [stderr]     |                        ^^^ help: try ignoring the field: `len: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/resolver/network_resolver.rs:172:27
[INFO] [stderr]     |
[INFO] [stderr] 172 |         DNSRecord::AAAA { len, ip } => IpAddr::V6(ip),
[INFO] [stderr]     |                           ^^^ help: try ignoring the field: `len: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/resolver/network_resolver.rs:180:25
[INFO] [stderr]     |
[INFO] [stderr] 180 |         DNSRecord::NS { len, name_server } => name_server,
[INFO] [stderr]     |                         ^^^ help: try ignoring the field: `len: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/resolver/network_resolver.rs:181:28
[INFO] [stderr]     |
[INFO] [stderr] 181 |         DNSRecord::CNAME { len, cname } => cname,
[INFO] [stderr]     |                            ^^^ help: try ignoring the field: `len: _`
[INFO] [stderr] 
[INFO] [stderr] warning: field `buf` is never read
[INFO] [stderr]  --> src/parser/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct DNSPacket {
[INFO] [stderr]   |            --------- field in this struct
[INFO] [stderr] 9 |     buf: buffer::ByteBuffer,
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `DNSPacket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/resolver/network_resolver.rs:228:81
[INFO] [stderr]     |
[INFO] [stderr] 228 |         fn new(responses: Vec<&'a DNSPacket>, error: Option<Box<dyn Error>>) -> MockResolver {
[INFO] [stderr]     |                                -- the lifetime is named here                    ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 228 |         fn new(responses: Vec<&'a DNSPacket>, error: Option<Box<dyn Error>>) -> MockResolver<'a> {
[INFO] [stderr]     |                                                                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `dns` (lib) generated 6 warnings (run `cargo fix --lib -p dns` to apply 5 suggestions)
[INFO] [stderr] warning: `dns` (lib test) generated 7 warnings (6 duplicates) (run `cargo fix --lib -p dns --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dns-02afed53e672dc64)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test parser::buffer::tests::buffer_test ... ok
[INFO] [stdout] test parser::tests::parse_aaaa_query_packet ... ok
[INFO] [stdout] test parser::tests::dns_packet_to_bytes ... ok
[INFO] [stdout] test parser::tests::header_to_bytes ... ok
[INFO] [stdout] test parser::tests::parse_aaaa_response_packet ... ok
[INFO] [stdout] test parser::tests::parse_mx_response_packet ... ok
[INFO] [stdout] test parser::tests::questions_to_bytes ... ok
[INFO] [stdout] test parser::tests::response_to_bytes ... ok
[INFO] [stdout] test parser::tests::parse_txt_response_packet ... ok
[INFO] [stdout] test parser::tests::parse_dns_packet_response ... ok
[INFO] [stdout] test parser::tests::write_multi_response_types_object ... ok
[INFO] [stdout] test parser::tests::parse_dns_packet_header_question ... ok
[INFO] [stdout] test parser::tests::parse_multi_response_types_object ... ok
[INFO] [stdout] test parser::tests::parse_ns_packet ... ok
[INFO] [stdout] test parser::tests::parse_dns_packet_header_response ... ok
[INFO] [stdout] test parser::tests::parse_multipart_response ... ok
[INFO] [stdout] test parser::tests::parse_dns_packet_question ... ok
[INFO] [stdout] test parser::tests::parse_mx_query_packet ... ok
[INFO] [stdout] test parser::tests::parse_dns_packet_response_only ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test resolver::network_resolver::tests::simple_resolve ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- resolver::network_resolver::tests::simple_resolve stdout ----
[INFO] [stdout] INFO id: test, message id: 1234, start recursive resolution, questions: 1
[INFO] [stdout] INFO id: test, message id: 1234, root server resolution: test.local, record type: A, record class: IN
[INFO] [stdout] INTO id: test, resolve test.local with NS address: 192.33.4.12, question is: DNSQuestionPart { buffer_offset: 12, question_name: "test.local", dns_record_type: A, dns_record_class: IN }
[INFO] [stdout] 
[INFO] [stdout] thread 'resolver::network_resolver::tests::simple_resolve' (44) panicked at src/resolver/network_resolver.rs:313:42:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c4d3635822 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55c4d3635822 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55c4d3635822 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x55c4d3635822 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x55c4d3646f17 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x55c4d3646f17 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x55c4d3604576 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x55c4d3604576 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x55c4d3614b89 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x55c4d3614b89 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x55c4d3614a21 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x55c4d35a0f1e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x55c4d35a0f1e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x55c4d3614e02 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x55c4d3614e02 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x55c4d3614c48 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x55c4d3610219 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x55c4d35f8c1d - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x55c4d364eaac - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x55c4d364dfd2 - core::result::unwrap_failed::h23873bb39ca9a844
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x55c4d35651f7 - core::result::Result<T,E>::unwrap::he1dfb28b8e2e2a2d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x55c4d35651f7 - dns::resolver::network_resolver::tests::simple_resolve::h5b73d2abad95f303
[INFO] [stdout]                                at /opt/rustwide/workdir/src/resolver/network_resolver.rs:313:42
[INFO] [stdout]   22:     0x55c4d3565367 - dns::resolver::network_resolver::tests::simple_resolve::{{closure}}::h0c93f3021f8351ba
[INFO] [stdout]                                at /opt/rustwide/workdir/src/resolver/network_resolver.rs:268:24
[INFO] [stdout]   23:     0x55c4d3576fa6 - core::ops::function::FnOnce::call_once::h55a82b2275a4007b
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55c4d35a0d4b - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55c4d35a0d4b - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x55c4d35b46da - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x55c4d35b46da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x55c4d35b46da - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x55c4d35b46da - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x55c4d35b46da - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x55c4d35b46da - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x55c4d35b46da - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x55c4d358e974 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x55c4d358e974 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   35:     0x55c4d35922a2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   36:     0x55c4d35922a2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x55c4d35922a2 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x55c4d35922a2 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x55c4d35922a2 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x55c4d35922a2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   41:     0x55c4d35922a2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55c4d360b8af - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x55c4d360b8af - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x7fc3a8bf2aa4 - <unknown>
[INFO] [stdout]   45:     0x7fc3a8c7fa64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     resolver::network_resolver::tests::simple_resolve
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 19 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aef648d751db1c010ead213291fa92a0e3ea180af0868b2153e4d0fa004510d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aef648d751db1c010ead213291fa92a0e3ea180af0868b2153e4d0fa004510d4", kill_on_drop: false }`
[INFO] [stdout] aef648d751db1c010ead213291fa92a0e3ea180af0868b2153e4d0fa004510d4
