[INFO] cloning repository https://github.com/cherrypiejam/ece539b-proj
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cherrypiejam/ece539b-proj" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcherrypiejam%2Fece539b-proj", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcherrypiejam%2Fece539b-proj'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee3013cb2465d5e95ae42d941cfd2aa3318c31ec
[INFO] building cherrypiejam/ece539b-proj against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcherrypiejam%2Fece539b-proj" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cherrypiejam/ece539b-proj
[INFO] finished tweaking git repo https://github.com/cherrypiejam/ece539b-proj
[INFO] tweaked toml for git repo https://github.com/cherrypiejam/ece539b-proj written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cherrypiejam/ece539b-proj on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cherrypiejam/ece539b-proj 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4afad61d6ed880a016c5c08149b0a6e185f9c2afb1797d2d9a397a75c05f7dbc
[INFO] running `Command { std: "docker" "start" "-a" "4afad61d6ed880a016c5c08149b0a6e185f9c2afb1797d2d9a397a75c05f7dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4afad61d6ed880a016c5c08149b0a6e185f9c2afb1797d2d9a397a75c05f7dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4afad61d6ed880a016c5c08149b0a6e185f9c2afb1797d2d9a397a75c05f7dbc", kill_on_drop: false }`
[INFO] [stdout] 4afad61d6ed880a016c5c08149b0a6e185f9c2afb1797d2d9a397a75c05f7dbc
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d01852cc0b254351b9097173e3e46f99569d6e201ba257602c709851405f96af
[INFO] running `Command { std: "docker" "start" "-a" "d01852cc0b254351b9097173e3e46f99569d6e201ba257602c709851405f96af", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling openssl v0.10.60
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling futures-sink v0.3.29
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling try-lock v0.2.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling mio v0.8.9
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling openssl-sys v0.9.96
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling anstream v0.6.4
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling clap_builder v4.4.8
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dns-lookup v2.0.4
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio v1.34.0
[INFO] [stderr]    Compiling clap v4.4.8
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling tokio-stream v0.1.14
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.3.22
[INFO] [stderr]    Compiling hyper v0.14.27
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.22
[INFO] [stderr]    Compiling net-timing-channel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `IpAddr` and `Ipv4Addr`
[INFO] [stdout]  --> src/main.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::{IpAddr, Ipv4Addr};
[INFO] [stdout]   |                ^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]  --> src/main.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EchoReply`
[INFO] [stdout]   --> src/ping.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::icmp::{Echo, EchoReply, ICMP};
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/icmp.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn read(buf: &mut [u8]) -> Result<Self> {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `read` is never used
[INFO] [stdout]   --> src/icmp.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait ICMP<'a> {
[INFO] [stdout]    |           ---- associated function in this trait
[INFO] [stdout] 12 |     const CNTL_MSG: ControlMsg;
[INFO] [stdout] 13 |     fn read(buf: &'a mut [u8]) -> Result<Self> where Self: Sized;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EchoReply` is never constructed
[INFO] [stdout]   --> src/icmp.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct EchoReply<'a> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/icmp.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl<'a> EchoReply<'a> {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] 63 |     pub fn new(id: u16, seq: u16, data: &'a [u8]) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ping_raw` is never used
[INFO] [stdout]   --> src/ping.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn ping_raw(addr: Ipv4Addr, timeout: Option<Duration>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ping` is never constructed
[INFO] [stdout]   --> src/channel.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum BurstControl {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] 15 |     Ping {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BurstControl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "d01852cc0b254351b9097173e3e46f99569d6e201ba257602c709851405f96af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d01852cc0b254351b9097173e3e46f99569d6e201ba257602c709851405f96af", kill_on_drop: false }`
[INFO] [stdout] d01852cc0b254351b9097173e3e46f99569d6e201ba257602c709851405f96af
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 765ba09f5c925d08c18b6d4d04773f2beae470ed7c4556e1daf73a7f278bbc60
[INFO] running `Command { std: "docker" "start" "-a" "765ba09f5c925d08c18b6d4d04773f2beae470ed7c4556e1daf73a7f278bbc60", kill_on_drop: false }`
[INFO] [stderr]    Compiling net-timing-channel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `IpAddr` and `Ipv4Addr`
[INFO] [stdout]  --> src/main.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::{IpAddr, Ipv4Addr};
[INFO] [stdout]   |                ^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]  --> src/main.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EchoReply`
[INFO] [stdout]   --> src/ping.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::icmp::{Echo, EchoReply, ICMP};
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/icmp.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn read(buf: &mut [u8]) -> Result<Self> {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `read` is never used
[INFO] [stdout]   --> src/icmp.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait ICMP<'a> {
[INFO] [stdout]    |           ---- associated function in this trait
[INFO] [stdout] 12 |     const CNTL_MSG: ControlMsg;
[INFO] [stdout] 13 |     fn read(buf: &'a mut [u8]) -> Result<Self> where Self: Sized;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EchoReply` is never constructed
[INFO] [stdout]   --> src/icmp.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct EchoReply<'a> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/icmp.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl<'a> EchoReply<'a> {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] 63 |     pub fn new(id: u16, seq: u16, data: &'a [u8]) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ping_raw` is never used
[INFO] [stdout]   --> src/ping.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn ping_raw(addr: Ipv4Addr, timeout: Option<Duration>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ping` is never constructed
[INFO] [stdout]   --> src/channel.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum BurstControl {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] 15 |     Ping {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BurstControl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "765ba09f5c925d08c18b6d4d04773f2beae470ed7c4556e1daf73a7f278bbc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "765ba09f5c925d08c18b6d4d04773f2beae470ed7c4556e1daf73a7f278bbc60", kill_on_drop: false }`
[INFO] [stdout] 765ba09f5c925d08c18b6d4d04773f2beae470ed7c4556e1daf73a7f278bbc60
