[INFO] cloning repository https://github.com/deg4uss3r/rust_whois [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deg4uss3r/rust_whois" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeg4uss3r%2Frust_whois", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeg4uss3r%2Frust_whois'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fde54f9cc96e40fd2880b8a7cd20eda2b80177d0 [INFO] checking deg4uss3r/rust_whois against master#96df4943409564a187894018f15f795426dc2e1f for pr-118968 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeg4uss3r%2Frust_whois" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/deg4uss3r/rust_whois on toolchain 96df4943409564a187894018f15f795426dc2e1f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+96df4943409564a187894018f15f795426dc2e1f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/deg4uss3r/rust_whois [INFO] finished tweaking git repo https://github.com/deg4uss3r/rust_whois [INFO] tweaked toml for git repo https://github.com/deg4uss3r/rust_whois written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/deg4uss3r/rust_whois 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" "+96df4943409564a187894018f15f795426dc2e1f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking deg4uss3r/rust_whois against try#7e4f74fb8736fea8f455bb6e094122965ae8f4cd for pr-118968 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeg4uss3r%2Frust_whois" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/deg4uss3r/rust_whois on toolchain 7e4f74fb8736fea8f455bb6e094122965ae8f4cd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/deg4uss3r/rust_whois [INFO] finished tweaking git repo https://github.com/deg4uss3r/rust_whois [INFO] tweaked toml for git repo https://github.com/deg4uss3r/rust_whois written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/deg4uss3r/rust_whois 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" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 26baaeb75aec3f14716a7544a8db37ac1ad40de738da2ddef6f49dda693b5d59 [INFO] running `Command { std: "docker" "start" "-a" "26baaeb75aec3f14716a7544a8db37ac1ad40de738da2ddef6f49dda693b5d59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "26baaeb75aec3f14716a7544a8db37ac1ad40de738da2ddef6f49dda693b5d59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26baaeb75aec3f14716a7544a8db37ac1ad40de738da2ddef6f49dda693b5d59", kill_on_drop: false }` [INFO] [stdout] 26baaeb75aec3f14716a7544a8db37ac1ad40de738da2ddef6f49dda693b5d59 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e94c1cd2552a03a8a6ddd2c856fb4a41d49425d8af2383cab1cfe38d96f9bb15 [INFO] running `Command { std: "docker" "start" "-a" "e94c1cd2552a03a8a6ddd2c856fb4a41d49425d8af2383cab1cfe38d96f9bb15", kill_on_drop: false }` [INFO] [stderr] Checking whois v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ToSocketAddrs` [INFO] [stdout] --> src/main.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{TcpStream, ToSocketAddrs}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ToSocketAddrs` [INFO] [stdout] --> src/main.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{TcpStream, ToSocketAddrs}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test` [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let test = stream.write(b); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_test` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nr` [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let nr = stream.write(new_return); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_nr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test` [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let test = stream.write(b); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_test` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nr` [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let nr = stream.write(new_return); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_nr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let mut b: &[u8] = domain.as_bytes(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test` [INFO] [stdout] --> src/main.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | let test = stream.write(c); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_test` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nr` [INFO] [stdout] --> src/main.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | let nr = stream.write(new_return); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_nr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let mut b: &[u8] = domain.as_bytes(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test` [INFO] [stdout] --> src/main.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | let test = stream.write(c); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_test` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nr` [INFO] [stdout] --> src/main.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | let nr = stream.write(new_return); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_nr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | let mut c: &[u8] = &domain.as_bytes(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | let mut new_return: &[u8] = "\r\n".as_bytes(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut argus: Vec<_> = args().collect(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | let mut c: &[u8] = &domain.as_bytes(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | let mut new_return: &[u8] = "\r\n".as_bytes(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut argus: Vec<_> = args().collect(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] running `Command { std: "docker" "inspect" "e94c1cd2552a03a8a6ddd2c856fb4a41d49425d8af2383cab1cfe38d96f9bb15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e94c1cd2552a03a8a6ddd2c856fb4a41d49425d8af2383cab1cfe38d96f9bb15", kill_on_drop: false }` [INFO] [stdout] e94c1cd2552a03a8a6ddd2c856fb4a41d49425d8af2383cab1cfe38d96f9bb15