[INFO] cloning repository https://github.com/deg4uss3r/rust_whois [INFO] running `"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"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeg4uss3r%2Frust_whois'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] fde54f9cc96e40fd2880b8a7cd20eda2b80177d0 [INFO] checking deg4uss3r/rust_whois against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeg4uss3r%2Frust_whois" "/workspace/builds/worker-12/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/deg4uss3r/rust_whois on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [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-12/source/Cargo.toml [INFO] crate git repo https://github.com/deg4uss3r/rust_whois already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] dc8e22df2471f3cf69b6c5f2c29511b6cd60338deb945e10760c69ec5b88b6c8 [INFO] running `"docker" "start" "-a" "dc8e22df2471f3cf69b6c5f2c29511b6cd60338deb945e10760c69ec5b88b6c8"` [INFO] [stderr] Checking whois v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `ToSocketAddrs` [INFO] [stderr] --> src/main.rs:1:27 [INFO] [stderr] | [INFO] [stderr] 1 | use std::net::{TcpStream, ToSocketAddrs}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `test` [INFO] [stderr] --> src/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let test = stream.write(b); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_test` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nr` [INFO] [stderr] --> src/main.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | let nr = stream.write(new_return); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_nr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `test` [INFO] [stderr] --> src/main.rs:58:9 [INFO] [stderr] | [INFO] [stderr] 58 | let test = stream.write(c); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_test` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nr` [INFO] [stderr] --> src/main.rs:59:9 [INFO] [stderr] | [INFO] [stderr] 59 | let nr = stream.write(new_return); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_nr` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let mut b: &[u8] = domain.as_bytes(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:52:9 [INFO] [stderr] | [INFO] [stderr] 52 | let mut c: &[u8] = &domain.as_bytes(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | let mut new_return: &[u8] = "\r\n".as_bytes(); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:69:9 [INFO] [stderr] | [INFO] [stderr] 69 | let mut argus: Vec<_> = args().collect(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused import: `ToSocketAddrs` [INFO] [stderr] --> src/main.rs:1:27 [INFO] [stderr] | [INFO] [stderr] 1 | use std::net::{TcpStream, ToSocketAddrs}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `test` [INFO] [stderr] --> src/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let test = stream.write(b); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_test` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nr` [INFO] [stderr] --> src/main.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | let nr = stream.write(new_return); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_nr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `test` [INFO] [stderr] --> src/main.rs:58:9 [INFO] [stderr] | [INFO] [stderr] 58 | let test = stream.write(c); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_test` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nr` [INFO] [stderr] --> src/main.rs:59:9 [INFO] [stderr] | [INFO] [stderr] 59 | let nr = stream.write(new_return); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_nr` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let mut b: &[u8] = domain.as_bytes(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:52:9 [INFO] [stderr] | [INFO] [stderr] 52 | let mut c: &[u8] = &domain.as_bytes(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | let mut new_return: &[u8] = "\r\n".as_bytes(); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:69:9 [INFO] [stderr] | [INFO] [stderr] 69 | let mut argus: Vec<_> = args().collect(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.43s [INFO] running `"docker" "inspect" "dc8e22df2471f3cf69b6c5f2c29511b6cd60338deb945e10760c69ec5b88b6c8"` [INFO] running `"docker" "rm" "-f" "dc8e22df2471f3cf69b6c5f2c29511b6cd60338deb945e10760c69ec5b88b6c8"` [INFO] [stdout] dc8e22df2471f3cf69b6c5f2c29511b6cd60338deb945e10760c69ec5b88b6c8