[INFO] cloning repository https://github.com/internetwiz4rd/3530-networking-assignment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/internetwiz4rd/3530-networking-assignment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finternetwiz4rd%2F3530-networking-assignment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finternetwiz4rd%2F3530-networking-assignment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8be0b53d08a33767a12a22743c0816a0d8c1326
[INFO] checking internetwiz4rd/3530-networking-assignment against try#3652eaba14e5de752eaa5a8ffcac7132f9244f07 for pr-139272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finternetwiz4rd%2F3530-networking-assignment" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/internetwiz4rd/3530-networking-assignment on toolchain 3652eaba14e5de752eaa5a8ffcac7132f9244f07
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/internetwiz4rd/3530-networking-assignment
[INFO] finished tweaking git repo https://github.com/internetwiz4rd/3530-networking-assignment
[INFO] tweaked toml for git repo https://github.com/internetwiz4rd/3530-networking-assignment written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/internetwiz4rd/3530-networking-assignment 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" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec12d98f07637ac59f43f5b884200a85d82c14082c8450d9df72b95fcb5797b3
[INFO] running `Command { std: "docker" "start" "-a" "ec12d98f07637ac59f43f5b884200a85d82c14082c8450d9df72b95fcb5797b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec12d98f07637ac59f43f5b884200a85d82c14082c8450d9df72b95fcb5797b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec12d98f07637ac59f43f5b884200a85d82c14082c8450d9df72b95fcb5797b3", kill_on_drop: false }`
[INFO] [stdout] ec12d98f07637ac59f43f5b884200a85d82c14082c8450d9df72b95fcb5797b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24ff166ed7b19dcbb9b156ebe6f47775398e05b86deee903d4c7e4d28b6d28e5
[INFO] running `Command { std: "docker" "start" "-a" "24ff166ed7b19dcbb9b156ebe6f47775398e05b86deee903d4c7e4d28b6d28e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking networking-assignment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `io` and `result`
[INFO] [stdout]  --> src/bin/proxy.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env, io, net, result, time::Duration};
[INFO] [stdout]   |                ^^       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amt`
[INFO] [stdout]   --> src/bin/proxy.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 Ok((amt, source_addr)) => {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_amt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source_addr`
[INFO] [stdout]   --> src/bin/proxy.rs:26:26
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 Ok((amt, source_addr)) => {
[INFO] [stdout]    |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_source_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `io` and `result`
[INFO] [stdout]  --> src/bin/proxy.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env, io, net, result, time::Duration};
[INFO] [stdout]   |                ^^       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amt`
[INFO] [stdout]   --> src/bin/proxy.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 Ok((amt, source_addr)) => {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_amt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source_addr`
[INFO] [stdout]   --> src/bin/proxy.rs:26:26
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 Ok((amt, source_addr)) => {
[INFO] [stdout]    |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_source_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "24ff166ed7b19dcbb9b156ebe6f47775398e05b86deee903d4c7e4d28b6d28e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ff166ed7b19dcbb9b156ebe6f47775398e05b86deee903d4c7e4d28b6d28e5", kill_on_drop: false }`
[INFO] [stdout] 24ff166ed7b19dcbb9b156ebe6f47775398e05b86deee903d4c7e4d28b6d28e5