[INFO] cloning repository https://github.com/7k1nx34b/dns_drdos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/7k1nx34b/dns_drdos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7k1nx34b%2Fdns_drdos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7k1nx34b%2Fdns_drdos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fbd12517a211746e028e23ba90c555e077d8002
[INFO] checking 7k1nx34b/dns_drdos against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7k1nx34b%2Fdns_drdos" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/7k1nx34b/dns_drdos
[INFO] finished tweaking git repo https://github.com/7k1nx34b/dns_drdos
[INFO] tweaked toml for git repo https://github.com/7k1nx34b/dns_drdos written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/7k1nx34b/dns_drdos on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/7k1nx34b/dns_drdos 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aaf2985a5e64406d92a34dfcd3b2e9cb4be547a3119781b2e66703295a13c364
[INFO] running `Command { std: "docker" "start" "-a" "aaf2985a5e64406d92a34dfcd3b2e9cb4be547a3119781b2e66703295a13c364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaf2985a5e64406d92a34dfcd3b2e9cb4be547a3119781b2e66703295a13c364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf2985a5e64406d92a34dfcd3b2e9cb4be547a3119781b2e66703295a13c364", kill_on_drop: false }`
[INFO] [stdout] aaf2985a5e64406d92a34dfcd3b2e9cb4be547a3119781b2e66703295a13c364
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8de7d201f396e03b5f436d86cea8f657786359025349d46d0ed113755079a4c
[INFO] running `Command { std: "docker" "start" "-a" "e8de7d201f396e03b5f436d86cea8f657786359025349d46d0ed113755079a4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling zerocopy v0.8.14
[INFO] [stderr]    Compiling pnet v0.35.0
[INFO] [stderr]     Checking pnet_base v0.35.0
[INFO] [stderr]     Checking pnet_macros_support v0.35.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking pnet_sys v0.35.0
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking rand_core v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]     Checking ipnetwork v0.20.0
[INFO] [stderr]     Checking pnet_datalink v0.35.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling pnet_macros v0.35.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking pnet_packet v0.35.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]     Checking pnet_transport v0.35.0
[INFO] [stderr]     Checking dns_drdos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::Rng;
[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 import: `rand::Rng`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:94:26
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let interface_name = args[1].parse::<String>().unwrap();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:95:29
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let target_ip_address = args[2].parse::<String>().unwrap();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:96:29
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let amp_txt_file_path = args[3].parse::<String>().unwrap();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:94:26
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let interface_name = args[1].parse::<String>().unwrap();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:95:29
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let target_ip_address = args[2].parse::<String>().unwrap();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:96:29
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let amp_txt_file_path = args[3].parse::<String>().unwrap();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dns_drdos` (bin "dns_drdos" test) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dns_drdos` (bin "dns_drdos") due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e8de7d201f396e03b5f436d86cea8f657786359025349d46d0ed113755079a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8de7d201f396e03b5f436d86cea8f657786359025349d46d0ed113755079a4c", kill_on_drop: false }`
[INFO] [stdout] e8de7d201f396e03b5f436d86cea8f657786359025349d46d0ed113755079a4c