[INFO] cloning repository https://github.com/ddxfish/cpu_hdd_maxxer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddxfish/cpu_hdd_maxxer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddxfish%2Fcpu_hdd_maxxer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddxfish%2Fcpu_hdd_maxxer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10d72255c2a2c8e2030697bbdf7b92b845b532f0
[INFO] checking ddxfish/cpu_hdd_maxxer against 4a9d5368df6450bbd2fc8dde4508c3e5d83bb19d for pr-159598
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddxfish%2Fcpu_hdd_maxxer" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ddxfish/cpu_hdd_maxxer
[INFO] finished tweaking git repo https://github.com/ddxfish/cpu_hdd_maxxer
[INFO] tweaked toml for git repo https://github.com/ddxfish/cpu_hdd_maxxer written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ddxfish/cpu_hdd_maxxer on toolchain 4a9d5368df6450bbd2fc8dde4508c3e5d83bb19d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4a9d5368df6450bbd2fc8dde4508c3e5d83bb19d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ddxfish/cpu_hdd_maxxer 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" "+4a9d5368df6450bbd2fc8dde4508c3e5d83bb19d" "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
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[INFO] [stderr]   Downloaded thiserror-impl v1.0.65
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[INFO] [stderr]   Downloaded syn v2.0.83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 14f1f9cdf7da89f87123e3265299c1f12f646da5031ab86fd2f6a038e88b2026
[INFO] running `Command { std: "docker" "start" "14f1f9cdf7da89f87123e3265299c1f12f646da5031ab86fd2f6a038e88b2026", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "14f1f9cdf7da89f87123e3265299c1f12f646da5031ab86fd2f6a038e88b2026" "/opt/rustwide/cargo-home/bin/cargo" "+4a9d5368df6450bbd2fc8dde4508c3e5d83bb19d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14f1f9cdf7da89f87123e3265299c1f12f646da5031ab86fd2f6a038e88b2026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "14f1f9cdf7da89f87123e3265299c1f12f646da5031ab86fd2f6a038e88b2026" "/opt/rustwide/cargo-home/bin/cargo" "+4a9d5368df6450bbd2fc8dde4508c3e5d83bb19d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
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[INFO] [stderr]     Checking bytes v1.8.0
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[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking ctrlc v3.4.5
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.65
[INFO] [stderr]    Compiling tokio-macros v2.4.0
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[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/disk_ops.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{File, OpenOptions};
[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: `Path`
[INFO] [stdout]  --> src/disk_ops.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/utils/monitor.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/utils/monitor.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/disk_ops.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{File, OpenOptions};
[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: `Path`
[INFO] [stdout]  --> src/disk_ops.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/utils/monitor.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/utils/monitor.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/utils/monitor.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |             let mut last_idle = 0f32;
[INFO] [stdout]    |                 ----^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/utils/monitor.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |             let mut last_total = 1f32;
[INFO] [stdout]    |                 ----^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_idle`
[INFO] [stdout]   --> src/utils/monitor.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |             let mut last_idle = 0f32;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_idle`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_total`
[INFO] [stdout]   --> src/utils/monitor.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |             let mut last_total = 1f32;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_total`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `InvalidDirectory` is never constructed
[INFO] [stdout]  --> src/config.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum ConfigError {
[INFO] [stdout]   |          ----------- variant in this enum
[INFO] [stdout] 6 |     #[error("Invalid directory")]
[INFO] [stdout] 7 |     InvalidDirectory,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ConfigError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `target_load` is never read
[INFO] [stdout]  --> src/cpu_stress.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CpuStressor {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 6 |     target_load: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SystemMonitor` is never constructed
[INFO] [stdout]  --> src/utils/monitor.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SystemMonitor;
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `cpu_usage` and `memory_usage` are never used
[INFO] [stdout]   --> src/utils/monitor.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl SystemMonitor {
[INFO] [stdout]    | ------------------ associated functions in this implementation
[INFO] [stdout]  8 |     pub fn cpu_usage() -> Option<f32> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn memory_usage() -> Option<f32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PatternGenerator` is never constructed
[INFO] [stdout]  --> src/utils/patterns.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct PatternGenerator {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `generate_chunk` are never used
[INFO] [stdout]   --> src/utils/patterns.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl PatternGenerator {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout]  9 |     pub fn new(seed: u64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn generate_chunk(&mut self, size: usize) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/utils/monitor.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |             let mut last_idle = 0f32;
[INFO] [stdout]    |                 ----^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/utils/monitor.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |             let mut last_total = 1f32;
[INFO] [stdout]    |                 ----^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_idle`
[INFO] [stdout]   --> src/utils/monitor.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |             let mut last_idle = 0f32;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_idle`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_total`
[INFO] [stdout]   --> src/utils/monitor.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |             let mut last_total = 1f32;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_total`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `InvalidDirectory` is never constructed
[INFO] [stdout]  --> src/config.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum ConfigError {
[INFO] [stdout]   |          ----------- variant in this enum
[INFO] [stdout] 6 |     #[error("Invalid directory")]
[INFO] [stdout] 7 |     InvalidDirectory,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ConfigError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `target_load` is never read
[INFO] [stdout]  --> src/cpu_stress.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CpuStressor {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 6 |     target_load: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SystemMonitor` is never constructed
[INFO] [stdout]  --> src/utils/monitor.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SystemMonitor;
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `cpu_usage` and `memory_usage` are never used
[INFO] [stdout]   --> src/utils/monitor.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl SystemMonitor {
[INFO] [stdout]    | ------------------ associated functions in this implementation
[INFO] [stdout]  8 |     pub fn cpu_usage() -> Option<f32> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn memory_usage() -> Option<f32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PatternGenerator` is never constructed
[INFO] [stdout]  --> src/utils/patterns.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct PatternGenerator {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `generate_chunk` are never used
[INFO] [stdout]   --> src/utils/patterns.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl PatternGenerator {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout]  9 |     pub fn new(seed: u64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn generate_chunk(&mut self, size: usize) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.85s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.29.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] running `Command { std: "docker" "inspect" "14f1f9cdf7da89f87123e3265299c1f12f646da5031ab86fd2f6a038e88b2026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14f1f9cdf7da89f87123e3265299c1f12f646da5031ab86fd2f6a038e88b2026", kill_on_drop: false }`
[INFO] [stdout] 14f1f9cdf7da89f87123e3265299c1f12f646da5031ab86fd2f6a038e88b2026
