[INFO] cloning repository https://github.com/ZofiaZementa/rsdns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZofiaZementa/rsdns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZofiaZementa%2Frsdns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZofiaZementa%2Frsdns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b84d75aa182aed841e8c7a5a6b7188c7deff2ce
[INFO] testing ZofiaZementa/rsdns against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZofiaZementa%2Frsdns" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZofiaZementa/rsdns on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ZofiaZementa/rsdns
[INFO] finished tweaking git repo https://github.com/ZofiaZementa/rsdns
[INFO] tweaked toml for git repo https://github.com/ZofiaZementa/rsdns written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ZofiaZementa/rsdns already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2267bfd01189b705b8220d8e49fdbfe8b853e45b5a4fe6ef1adb87d689386ea5
[INFO] running `Command { std: "docker" "start" "-a" "2267bfd01189b705b8220d8e49fdbfe8b853e45b5a4fe6ef1adb87d689386ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2267bfd01189b705b8220d8e49fdbfe8b853e45b5a4fe6ef1adb87d689386ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2267bfd01189b705b8220d8e49fdbfe8b853e45b5a4fe6ef1adb87d689386ea5", kill_on_drop: false }`
[INFO] [stdout] 2267bfd01189b705b8220d8e49fdbfe8b853e45b5a4fe6ef1adb87d689386ea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6525a6571b4c8937f16e712ef5f1d82a8aa1f51eeac4c7f5c96df5e71b17167c
[INFO] running `Command { std: "docker" "start" "-a" "6525a6571b4c8937f16e712ef5f1d82a8aa1f51eeac4c7f5c96df5e71b17167c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling anyhow v1.0.48
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling config v0.11.0
[INFO] [stderr]    Compiling rsdns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/types/domain.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn is_empty(&self) -> bool {
[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: `len`
[INFO] [stdout]   --> src/types/domain.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Message`
[INFO] [stdout]    --> src/types/message.rs:237:12
[INFO] [stdout]     |
[INFO] [stdout] 237 | pub struct Message {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "6525a6571b4c8937f16e712ef5f1d82a8aa1f51eeac4c7f5c96df5e71b17167c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6525a6571b4c8937f16e712ef5f1d82a8aa1f51eeac4c7f5c96df5e71b17167c", kill_on_drop: false }`
[INFO] [stdout] 6525a6571b4c8937f16e712ef5f1d82a8aa1f51eeac4c7f5c96df5e71b17167c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e59148c5e07e3894f1e08dfd6520aaf5eb2bc532574b8d632a54dcae4e5903ff
[INFO] running `Command { std: "docker" "start" "-a" "e59148c5e07e3894f1e08dfd6520aaf5eb2bc532574b8d632a54dcae4e5903ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsdns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/types/domain.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn is_empty(&self) -> bool {
[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: `len`
[INFO] [stdout]   --> src/types/domain.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Message`
[INFO] [stdout]    --> src/types/message.rs:237:12
[INFO] [stdout]     |
[INFO] [stdout] 237 | pub struct Message {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "e59148c5e07e3894f1e08dfd6520aaf5eb2bc532574b8d632a54dcae4e5903ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e59148c5e07e3894f1e08dfd6520aaf5eb2bc532574b8d632a54dcae4e5903ff", kill_on_drop: false }`
[INFO] [stdout] e59148c5e07e3894f1e08dfd6520aaf5eb2bc532574b8d632a54dcae4e5903ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6aa072a36bc8e1d5006d387096be3771a21b196fd92eb32c991b98e672d6fbdf
[INFO] running `Command { std: "docker" "start" "-a" "6aa072a36bc8e1d5006d387096be3771a21b196fd92eb32c991b98e672d6fbdf", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `is_empty`
[INFO] [stderr]   --> src/types/domain.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `len`
[INFO] [stderr]   --> src/types/domain.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Message`
[INFO] [stderr]    --> src/types/message.rs:237:12
[INFO] [stderr]     |
[INFO] [stderr] 237 | pub struct Message {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rsdns` (bin "rsdns" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rsdns-d0a0a35cc106d866)
[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" "6aa072a36bc8e1d5006d387096be3771a21b196fd92eb32c991b98e672d6fbdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa072a36bc8e1d5006d387096be3771a21b196fd92eb32c991b98e672d6fbdf", kill_on_drop: false }`
[INFO] [stdout] 6aa072a36bc8e1d5006d387096be3771a21b196fd92eb32c991b98e672d6fbdf