[INFO] cloning repository https://github.com/overoxidize/ip-sniff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/overoxidize/ip-sniff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foveroxidize%2Fip-sniff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foveroxidize%2Fip-sniff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39729d00f91c2d151c79c36ba4d3f56f382dca15
[INFO] testing overoxidize/ip-sniff against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foveroxidize%2Fip-sniff" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/overoxidize/ip-sniff
[INFO] finished tweaking git repo https://github.com/overoxidize/ip-sniff
[INFO] tweaked toml for git repo https://github.com/overoxidize/ip-sniff written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/overoxidize/ip-sniff on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/overoxidize/ip-sniff 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ef53d26ce19c4ea094607e2ab10f6771e708802ed61c3ebb4293594611860a5
[INFO] running `Command { std: "docker" "start" "-a" "5ef53d26ce19c4ea094607e2ab10f6771e708802ed61c3ebb4293594611860a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ef53d26ce19c4ea094607e2ab10f6771e708802ed61c3ebb4293594611860a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ef53d26ce19c4ea094607e2ab10f6771e708802ed61c3ebb4293594611860a5", kill_on_drop: false }`
[INFO] [stdout] 5ef53d26ce19c4ea094607e2ab10f6771e708802ed61c3ebb4293594611860a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10179a9e25abd643802793bc3463ae6a4cd380f5504a283e7a59633e30635c10
[INFO] running `Command { std: "docker" "start" "-a" "10179a9e25abd643802793bc3463ae6a4cd380f5504a283e7a59633e30635c10", kill_on_drop: false }`
[INFO] [stderr]    Compiling ip_sniffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `num`
[INFO] [stdout]  --> src/main.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env, net, str, num};
[INFO] [stdout]   |                          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `flag` is never read
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct Arguments {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] 10 |     flag: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "10179a9e25abd643802793bc3463ae6a4cd380f5504a283e7a59633e30635c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10179a9e25abd643802793bc3463ae6a4cd380f5504a283e7a59633e30635c10", kill_on_drop: false }`
[INFO] [stdout] 10179a9e25abd643802793bc3463ae6a4cd380f5504a283e7a59633e30635c10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ed0c81eb78386762ea5d8a391c59fba4b73bca0caa8a09cdca580c7e8b04eab
[INFO] running `Command { std: "docker" "start" "-a" "5ed0c81eb78386762ea5d8a391c59fba4b73bca0caa8a09cdca580c7e8b04eab", kill_on_drop: false }`
[INFO] [stderr]    Compiling ip_sniffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `num`
[INFO] [stdout]  --> src/main.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env, net, str, num};
[INFO] [stdout]   |                          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `flag` is never read
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct Arguments {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] 10 |     flag: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "5ed0c81eb78386762ea5d8a391c59fba4b73bca0caa8a09cdca580c7e8b04eab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed0c81eb78386762ea5d8a391c59fba4b73bca0caa8a09cdca580c7e8b04eab", kill_on_drop: false }`
[INFO] [stdout] 5ed0c81eb78386762ea5d8a391c59fba4b73bca0caa8a09cdca580c7e8b04eab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 175d770207e37ae520b2c7541ea16da0ca03f59240219c1fabe8543de86266d0
[INFO] running `Command { std: "docker" "start" "-a" "175d770207e37ae520b2c7541ea16da0ca03f59240219c1fabe8543de86266d0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `num`
[INFO] [stderr]  --> src/main.rs:1:26
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{env, net, str, num};
[INFO] [stderr]   |                          ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `flag` is never read
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | struct Arguments {
[INFO] [stderr]    |        --------- field in this struct
[INFO] [stderr] 10 |     flag: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ip_sniffer` (bin "ip_sniffer" test) generated 2 warnings (run `cargo fix --bin "ip_sniffer" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ip_sniffer-bc9008ddfa4900ad)
[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" "175d770207e37ae520b2c7541ea16da0ca03f59240219c1fabe8543de86266d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "175d770207e37ae520b2c7541ea16da0ca03f59240219c1fabe8543de86266d0", kill_on_drop: false }`
[INFO] [stdout] 175d770207e37ae520b2c7541ea16da0ca03f59240219c1fabe8543de86266d0