[INFO] cloning repository https://github.com/s0ssh/subnet-utils-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/s0ssh/subnet-utils-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs0ssh%2Fsubnet-utils-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs0ssh%2Fsubnet-utils-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5a5e46e7c2337ee46069f54207fedd521ff0cba
[INFO] checking s0ssh/subnet-utils-rs against master#336209eef13882bd1e211b24779584cb7ef911eb for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs0ssh%2Fsubnet-utils-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/s0ssh/subnet-utils-rs on toolchain 336209eef13882bd1e211b24779584cb7ef911eb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/s0ssh/subnet-utils-rs
[INFO] finished tweaking git repo https://github.com/s0ssh/subnet-utils-rs
[INFO] tweaked toml for git repo https://github.com/s0ssh/subnet-utils-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/s0ssh/subnet-utils-rs 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" "+336209eef13882bd1e211b24779584cb7ef911eb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded netaddr2 v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19824e27b8c7d9e073cfc703f94a044840fac498c4a6fc91ccf1fd02c4a7b35b
[INFO] running `Command { std: "docker" "start" "-a" "19824e27b8c7d9e073cfc703f94a044840fac498c4a6fc91ccf1fd02c4a7b35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19824e27b8c7d9e073cfc703f94a044840fac498c4a6fc91ccf1fd02c4a7b35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19824e27b8c7d9e073cfc703f94a044840fac498c4a6fc91ccf1fd02c4a7b35b", kill_on_drop: false }`
[INFO] [stdout] 19824e27b8c7d9e073cfc703f94a044840fac498c4a6fc91ccf1fd02c4a7b35b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbcc33c502b207cbb6d4d33e438abcf0b1e821869ee9f753389bf7dd5f835c90
[INFO] running `Command { std: "docker" "start" "-a" "cbcc33c502b207cbb6d4d33e438abcf0b1e821869ee9f753389bf7dd5f835c90", kill_on_drop: false }`
[INFO] [stderr]     Checking netaddr2 v0.10.0
[INFO] [stderr]     Checking subnet-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Ipv4Addr` and `Ipv6Addr`
[INFO] [stdout]   --> src/lib.rs:62:24
[INFO] [stdout]    |
[INFO] [stdout] 62 | use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
[INFO] [stdout]    |                        ^^^^^^^^  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ipv6Addr`
[INFO] [stdout]   --> src/lib.rs:62:34
[INFO] [stdout]    |
[INFO] [stdout] 62 | use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
[INFO] [stdout]    |                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "cbcc33c502b207cbb6d4d33e438abcf0b1e821869ee9f753389bf7dd5f835c90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbcc33c502b207cbb6d4d33e438abcf0b1e821869ee9f753389bf7dd5f835c90", kill_on_drop: false }`
[INFO] [stdout] cbcc33c502b207cbb6d4d33e438abcf0b1e821869ee9f753389bf7dd5f835c90