[INFO] cloning repository https://github.com/StepanTheGreat/breaking_net
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StepanTheGreat/breaking_net" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStepanTheGreat%2Fbreaking_net", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStepanTheGreat%2Fbreaking_net'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6003d1c6ae5083dd4476be865695f0a7ba2b9f9d
[INFO] checking StepanTheGreat/breaking_net against try#b98202ad067d72e45cec8be3d5c15d86ef0fd086 for pr-155193
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStepanTheGreat%2Fbreaking_net" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/StepanTheGreat/breaking_net
[INFO] finished tweaking git repo https://github.com/StepanTheGreat/breaking_net
[INFO] tweaked toml for git repo https://github.com/StepanTheGreat/breaking_net written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/StepanTheGreat/breaking_net on toolchain b98202ad067d72e45cec8be3d5c15d86ef0fd086
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/StepanTheGreat/breaking_net 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" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitcode_derive v0.6.9
[INFO] [stderr]   Downloaded bitcode v0.6.9
[INFO] [stderr]   Downloaded glam v0.31.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a396f491eeede46150268b59a299d990da25c4b3f3dabc902014a39ecd412d2f
[INFO] running `Command { std: "docker" "start" "-a" "a396f491eeede46150268b59a299d990da25c4b3f3dabc902014a39ecd412d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a396f491eeede46150268b59a299d990da25c4b3f3dabc902014a39ecd412d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a396f491eeede46150268b59a299d990da25c4b3f3dabc902014a39ecd412d2f", kill_on_drop: false }`
[INFO] [stdout] a396f491eeede46150268b59a299d990da25c4b3f3dabc902014a39ecd412d2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62252faf41b747d350c65bca8e1fc984707423aed8ba27ab581efb8a324a732a
[INFO] running `Command { std: "docker" "start" "-a" "62252faf41b747d350c65bca8e1fc984707423aed8ba27ab581efb8a324a732a", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.38
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]    Compiling bitcode_derive v0.6.9
[INFO] [stderr]     Checking bitcode v0.6.9
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking bnet v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `array` and `time::Duration`
[INFO] [stdout]  --> src/utils.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{array, time::Duration};
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `crc32` is never used
[INFO] [stdout]   --> src/crc32.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn crc32(data: &[u8]) -> u32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_reliable` and `payload` are never used
[INFO] [stdout]    --> src/packet.rs:63:12
[INFO] [stdout]     |
[INFO] [stdout]  46 | impl UserMessage {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  63 |     pub fn is_reliable(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn payload(&self) -> &[u8] {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `free_space`, `clear`, and `is_empty` are never used
[INFO] [stdout]    --> src/packet.rs:185:12
[INFO] [stdout]     |
[INFO] [stdout] 155 | impl PacketCrateBuilder {
[INFO] [stdout]     | ----------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub fn free_space(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn clear(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 215 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/socket/ssock.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 124 | impl SimpleSock {
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn new(addr: net::SocketAddr, capacity: usize) -> io::Result<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RTT_SMOOTH_FACTOR` is never used
[INFO] [stdout]  --> src/socket/stats.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const RTT_SMOOTH_FACTOR: f32 = 0.4;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RTT_MAX_TIME` is never used
[INFO] [stdout]  --> src/socket/stats.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const RTT_MAX_TIME: f32 = 1.0;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INIT_RTT` is never used
[INFO] [stdout]  --> src/socket/stats.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const INIT_RTT: f32 = 0.0;
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StatisticsManager` is never constructed
[INFO] [stdout]   --> src/socket/stats.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct StatisticsManager {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `update_rtt_timers` are never used
[INFO] [stdout]   --> src/socket/stats.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl StatisticsManager {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn update_rtt_timers(&mut self, dt: f32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `put`, `read`, and `as_ref` are never used
[INFO] [stdout]    --> src/window.rs:41:12
[INFO] [stdout]     |
[INFO] [stdout]  16 | impl BitSet {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  41 |     pub fn put(&mut self, index: usize, page: BitPage) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  45 |     pub fn read(&self, index: usize) -> BitPage {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub fn as_ref(&self) -> &[BitPage] {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_out_of_reach` is never used
[INFO] [stdout]    --> src/window.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 149 | impl SlidingAckWindow {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 218 |     pub fn is_out_of_reach(&self, packet: PacketSeqId) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `array` and `time::Duration`
[INFO] [stdout]  --> src/utils.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{array, time::Duration};
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_reliable` and `payload` are never used
[INFO] [stdout]    --> src/packet.rs:63:12
[INFO] [stdout]     |
[INFO] [stdout]  46 | impl UserMessage {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  63 |     pub fn is_reliable(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn payload(&self) -> &[u8] {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `free_space`, `clear`, and `is_empty` are never used
[INFO] [stdout]    --> src/packet.rs:185:12
[INFO] [stdout]     |
[INFO] [stdout] 155 | impl PacketCrateBuilder {
[INFO] [stdout]     | ----------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub fn free_space(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn clear(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 215 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/socket/ssock.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 124 | impl SimpleSock {
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn new(addr: net::SocketAddr, capacity: usize) -> io::Result<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RTT_SMOOTH_FACTOR` is never used
[INFO] [stdout]  --> src/socket/stats.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const RTT_SMOOTH_FACTOR: f32 = 0.4;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RTT_MAX_TIME` is never used
[INFO] [stdout]  --> src/socket/stats.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const RTT_MAX_TIME: f32 = 1.0;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INIT_RTT` is never used
[INFO] [stdout]  --> src/socket/stats.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const INIT_RTT: f32 = 0.0;
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StatisticsManager` is never constructed
[INFO] [stdout]   --> src/socket/stats.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct StatisticsManager {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `update_rtt_timers` are never used
[INFO] [stdout]   --> src/socket/stats.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl StatisticsManager {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn update_rtt_timers(&mut self, dt: f32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_ref` is never used
[INFO] [stdout]    --> src/window.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout]  16 | impl BitSet {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub fn as_ref(&self) -> &[BitPage] {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.36s
[INFO] running `Command { std: "docker" "inspect" "62252faf41b747d350c65bca8e1fc984707423aed8ba27ab581efb8a324a732a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62252faf41b747d350c65bca8e1fc984707423aed8ba27ab581efb8a324a732a", kill_on_drop: false }`
[INFO] [stdout] 62252faf41b747d350c65bca8e1fc984707423aed8ba27ab581efb8a324a732a