[INFO] cloning repository https://github.com/DAC098/dns-zone-builder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DAC098/dns-zone-builder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDAC098%2Fdns-zone-builder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDAC098%2Fdns-zone-builder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 749c79185e35bdad926ebc36d7eb09b24e24310e
[INFO] testing DAC098/dns-zone-builder against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDAC098%2Fdns-zone-builder" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DAC098/dns-zone-builder on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DAC098/dns-zone-builder
[INFO] finished tweaking git repo https://github.com/DAC098/dns-zone-builder
[INFO] tweaked toml for git repo https://github.com/DAC098/dns-zone-builder written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/DAC098/dns-zone-builder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ad14422a932f4518b5ff6f37a770b586bb5df0d15ba6e75d655c00529c0df48
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5ad14422a932f4518b5ff6f37a770b586bb5df0d15ba6e75d655c00529c0df48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ad14422a932f4518b5ff6f37a770b586bb5df0d15ba6e75d655c00529c0df48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad14422a932f4518b5ff6f37a770b586bb5df0d15ba6e75d655c00529c0df48", kill_on_drop: false }`
[INFO] [stdout] 5ad14422a932f4518b5ff6f37a770b586bb5df0d15ba6e75d655c00529c0df48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52dfa9f38e1279999c04d4a09b324e1984a7fccde4f3625466f03daf0fb9743c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "52dfa9f38e1279999c04d4a09b324e1984a7fccde4f3625466f03daf0fb9743c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling dns-zones-builder-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `set_addr`
[INFO] [stdout]   --> src/net/mod.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn set_addr(&mut self, addr: Ipv4Addr) -> () {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `addr_clone`
[INFO] [stdout]   --> src/net/mod.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn addr_clone(&self) -> Ipv4Addr {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_cidr`
[INFO] [stdout]   --> src/net/mod.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn set_cidr(&mut self, cidr: u8) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cidr_clone`
[INFO] [stdout]   --> src/net/mod.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn cidr_clone(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `addr_clone`
[INFO] [stdout]    --> src/net/mod.rs:159:12
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn addr_clone(&self) -> Ipv6Addr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_cidr`
[INFO] [stdout]    --> src/net/mod.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn set_cidr(&mut self, cidr: u8) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cidr_clone`
[INFO] [stdout]    --> src/net/mod.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub fn cidr_clone(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.72s
[INFO] running `Command { std: "docker" "inspect" "52dfa9f38e1279999c04d4a09b324e1984a7fccde4f3625466f03daf0fb9743c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52dfa9f38e1279999c04d4a09b324e1984a7fccde4f3625466f03daf0fb9743c", kill_on_drop: false }`
[INFO] [stdout] 52dfa9f38e1279999c04d4a09b324e1984a7fccde4f3625466f03daf0fb9743c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbce559da48e79d714e49c37b4ab4467906ace40688e676e36578189537dd006
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dbce559da48e79d714e49c37b4ab4467906ace40688e676e36578189537dd006", kill_on_drop: false }`
[INFO] [stderr]    Compiling dns-zones-builder-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `set_addr`
[INFO] [stdout]   --> src/net/mod.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn set_addr(&mut self, addr: Ipv4Addr) -> () {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `addr_clone`
[INFO] [stdout]   --> src/net/mod.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn addr_clone(&self) -> Ipv4Addr {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_cidr`
[INFO] [stdout]   --> src/net/mod.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn set_cidr(&mut self, cidr: u8) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cidr_clone`
[INFO] [stdout]   --> src/net/mod.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn cidr_clone(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `addr_clone`
[INFO] [stdout]    --> src/net/mod.rs:159:12
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn addr_clone(&self) -> Ipv6Addr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_cidr`
[INFO] [stdout]    --> src/net/mod.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn set_cidr(&mut self, cidr: u8) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cidr_clone`
[INFO] [stdout]    --> src/net/mod.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub fn cidr_clone(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "dbce559da48e79d714e49c37b4ab4467906ace40688e676e36578189537dd006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbce559da48e79d714e49c37b4ab4467906ace40688e676e36578189537dd006", kill_on_drop: false }`
[INFO] [stdout] dbce559da48e79d714e49c37b4ab4467906ace40688e676e36578189537dd006
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d0d460eff2ca29fd9e3cd5f0cf77656a1c3e3a9c21aa6e3f636b991c33f329c6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d0d460eff2ca29fd9e3cd5f0cf77656a1c3e3a9c21aa6e3f636b991c33f329c6", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `set_addr`
[INFO] [stderr]   --> src/net/mod.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn set_addr(&mut self, addr: Ipv4Addr) -> () {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `addr_clone`
[INFO] [stderr]   --> src/net/mod.rs:54:12
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn addr_clone(&self) -> Ipv4Addr {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_cidr`
[INFO] [stderr]   --> src/net/mod.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn set_cidr(&mut self, cidr: u8) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cidr_clone`
[INFO] [stderr]   --> src/net/mod.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn cidr_clone(&self) -> u8 {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `addr_clone`
[INFO] [stderr]    --> src/net/mod.rs:159:12
[INFO] [stderr]     |
[INFO] [stderr] 159 |     pub fn addr_clone(&self) -> Ipv6Addr {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_cidr`
[INFO] [stderr]    --> src/net/mod.rs:163:12
[INFO] [stderr]     |
[INFO] [stderr] 163 |     pub fn set_cidr(&mut self, cidr: u8) -> bool {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cidr_clone`
[INFO] [stderr]    --> src/net/mod.rs:176:12
[INFO] [stderr]     |
[INFO] [stderr] 176 |     pub fn cidr_clone(&self) -> u8 {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dns-zones-builder-rust` (bin "dns-zones-builder-rust" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dns_zones_builder_rust-45c2627c172719fb)
[INFO] [stdout] 
[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" "d0d460eff2ca29fd9e3cd5f0cf77656a1c3e3a9c21aa6e3f636b991c33f329c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0d460eff2ca29fd9e3cd5f0cf77656a1c3e3a9c21aa6e3f636b991c33f329c6", kill_on_drop: false }`
[INFO] [stdout] d0d460eff2ca29fd9e3cd5f0cf77656a1c3e3a9c21aa6e3f636b991c33f329c6