[INFO] cloning repository https://github.com/ethanbissbort/flux-framework-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ethanbissbort/flux-framework-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanbissbort%2Fflux-framework-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanbissbort%2Fflux-framework-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2e875a95c0d750cbd8c85cc0fe8263adbafe71a
[INFO] testing ethanbissbort/flux-framework-rust against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanbissbort%2Fflux-framework-rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ethanbissbort/flux-framework-rust
[INFO] finished tweaking git repo https://github.com/ethanbissbort/flux-framework-rust
[INFO] tweaked toml for git repo https://github.com/ethanbissbort/flux-framework-rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ethanbissbort/flux-framework-rust on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ethanbissbort/flux-framework-rust 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" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling flux-framework v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `prompt_input`
[INFO] [stdout]  --> src/modules/timezone.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     user_input::{prompt_input, prompt_with_default},
[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 variable: `required_mb`
[INFO] [stdout]    --> src/helpers/file_ops.rs:409:37
[INFO] [stdout]     |
[INFO] [stdout] 409 | pub fn check_disk_space(path: &str, required_mb: u64) -> Result<bool> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_required_mb`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metadata`
[INFO] [stdout]    --> src/helpers/file_ops.rs:410:15
[INFO] [stdout]     |
[INFO] [stdout] 410 |     if let Ok(metadata) = std::fs::metadata(path) {
[INFO] [stdout]     |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `default_fw`
[INFO] [stdout]    --> src/modules/firewall.rs:421:17
[INFO] [stdout]     |
[INFO] [stdout] 421 |             let default_fw = if distro.is_debian_based() {
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_fw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/modules/hostname.rs:79:60
[INFO] [stdout]    |
[INFO] [stdout] 79 |     async fn execute_hostname(&self, matches: &ArgMatches, ctx: &ModuleContext<'_>) -> Result<()> {
[INFO] [stdout]    |                                                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `enable_cloud`
[INFO] [stdout]    --> src/modules/netdata.rs:166:54
[INFO] [stdout]     |
[INFO] [stdout] 166 |     async fn configure_netdata(&self, web_port: u16, enable_cloud: bool) -> Result<()> {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_enable_cloud`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/modules/network.rs:107:59
[INFO] [stdout]     |
[INFO] [stdout] 107 |     async fn execute_network(&self, matches: &ArgMatches, ctx: &ModuleContext<'_>) -> Result<()> {
[INFO] [stdout]     |                                                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `distro`
[INFO] [stdout]    --> src/modules/network.rs:279:13
[INFO] [stdout]     |
[INFO] [stdout] 279 |         let distro = detect_distro()?;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_distro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/modules/network.rs:374:56
[INFO] [stdout]     |
[INFO] [stdout] 374 |     async fn configure_interface_networkmanager(&self, config: &NetworkConfig) -> Result<()> {
[INFO] [stdout]     |                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/modules/update.rs:102:58
[INFO] [stdout]     |
[INFO] [stdout] 102 |     async fn execute_update(&self, matches: &ArgMatches, ctx: &ModuleContext<'_>) -> Result<()> {
[INFO] [stdout]     |                                                          ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/modules/update.rs:246:14
[INFO] [stdout]     |
[INFO] [stdout] 246 |         for (i, package) in packages.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `distro`
[INFO] [stdout]    --> src/modules/update.rs:435:38
[INFO] [stdout]     |
[INFO] [stdout] 435 |     fn get_essential_packages(&self, distro: &Distribution, include_dev: bool) -> Vec<String> {
[INFO] [stdout]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_distro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_service_ports` is never used
[INFO] [stdout]    --> src/modules/firewall.rs:245:8
[INFO] [stdout]     |
[INFO] [stdout]  32 | impl FirewallModule {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 245 |     fn get_service_ports(&self) -> HashMap<String, (u16, String)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `remove_user_from_groups` is never used
[INFO] [stdout]    --> src/modules/user.rs:205:14
[INFO] [stdout]     |
[INFO] [stdout]  25 | impl UserModule {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 205 |     async fn remove_user_from_groups(&self, username: &str, groups: &[&str]) -> Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `description` are never read
[INFO] [stdout]    --> src/workflows/mod.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct BaseWorkflow {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 105 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 106 |     description: String,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/helpers/validation.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |     if port_num == 0 || port_num > 65535 {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "807e9228ba849ae7e52479ee5b1ccfe7ecff15285dba1a25594453b5154545dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "807e9228ba849ae7e52479ee5b1ccfe7ecff15285dba1a25594453b5154545dd", kill_on_drop: false }`
[INFO] [stdout] 807e9228ba849ae7e52479ee5b1ccfe7ecff15285dba1a25594453b5154545dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09d73fe1b45b4867274519f8fe54451b3e5a3f4647885d2476a696c1417f0d3f
[INFO] running `Command { std: "docker" "start" "-a" "09d73fe1b45b4867274519f8fe54451b3e5a3f4647885d2476a696c1417f0d3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling float-cmp v0.10.0
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling assert_cmd v2.0.17
[INFO] [stderr]    Compiling sdd v3.0.8
[INFO] [stderr]    Compiling mockall_derive v0.12.1
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling fragile v2.0.1
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling scc v2.3.4
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serial_test v3.2.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling predicates v3.1.3
[INFO] [stderr]    Compiling mockall v0.12.1
[INFO] [stderr]    Compiling pnet_macros v0.34.0
[INFO] [stderr]    Compiling validator_derive v0.16.0
[INFO] [stderr]    Compiling validator v0.16.1
[INFO] [stderr]    Compiling pnet_packet v0.34.0
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling pnet_transport v0.34.0
[INFO] [stderr]    Compiling pnet v0.34.0
[INFO] [stderr]    Compiling flux-framework v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `prompt_input`
[INFO] [stdout]  --> src/modules/timezone.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     user_input::{prompt_input, prompt_with_default},
[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 variable: `required_mb`
[INFO] [stdout]    --> src/helpers/file_ops.rs:409:37
[INFO] [stdout]     |
[INFO] [stdout] 409 | pub fn check_disk_space(path: &str, required_mb: u64) -> Result<bool> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_required_mb`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metadata`
[INFO] [stdout]    --> src/helpers/file_ops.rs:410:15
[INFO] [stdout]     |
[INFO] [stdout] 410 |     if let Ok(metadata) = std::fs::metadata(path) {
[INFO] [stdout]     |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `default_fw`
[INFO] [stdout]    --> src/modules/firewall.rs:421:17
[INFO] [stdout]     |
[INFO] [stdout] 421 |             let default_fw = if distro.is_debian_based() {
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_fw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/modules/hostname.rs:79:60
[INFO] [stdout]    |
[INFO] [stdout] 79 |     async fn execute_hostname(&self, matches: &ArgMatches, ctx: &ModuleContext<'_>) -> Result<()> {
[INFO] [stdout]    |                                                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `enable_cloud`
[INFO] [stdout]    --> src/modules/netdata.rs:166:54
[INFO] [stdout]     |
[INFO] [stdout] 166 |     async fn configure_netdata(&self, web_port: u16, enable_cloud: bool) -> Result<()> {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_enable_cloud`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/modules/network.rs:107:59
[INFO] [stdout]     |
[INFO] [stdout] 107 |     async fn execute_network(&self, matches: &ArgMatches, ctx: &ModuleContext<'_>) -> Result<()> {
[INFO] [stdout]     |                                                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `distro`
[INFO] [stdout]    --> src/modules/network.rs:279:13
[INFO] [stdout]     |
[INFO] [stdout] 279 |         let distro = detect_distro()?;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_distro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/modules/network.rs:374:56
[INFO] [stdout]     |
[INFO] [stdout] 374 |     async fn configure_interface_networkmanager(&self, config: &NetworkConfig) -> Result<()> {
[INFO] [stdout]     |                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/modules/update.rs:102:58
[INFO] [stdout]     |
[INFO] [stdout] 102 |     async fn execute_update(&self, matches: &ArgMatches, ctx: &ModuleContext<'_>) -> Result<()> {
[INFO] [stdout]     |                                                          ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/modules/update.rs:246:14
[INFO] [stdout]     |
[INFO] [stdout] 246 |         for (i, package) in packages.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `distro`
[INFO] [stdout]    --> src/modules/update.rs:435:38
[INFO] [stdout]     |
[INFO] [stdout] 435 |     fn get_essential_packages(&self, distro: &Distribution, include_dev: bool) -> Vec<String> {
[INFO] [stdout]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_distro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prompt_input`
[INFO] [stdout]  --> src/modules/timezone.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     user_input::{prompt_input, prompt_with_default},
[INFO] [stdout]   |                  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_service_ports` is never used
[INFO] [stdout]    --> src/modules/firewall.rs:245:8
[INFO] [stdout]     |
[INFO] [stdout]  32 | impl FirewallModule {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 245 |     fn get_service_ports(&self) -> HashMap<String, (u16, String)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `remove_user_from_groups` is never used
[INFO] [stdout]    --> src/modules/user.rs:205:14
[INFO] [stdout]     |
[INFO] [stdout]  25 | impl UserModule {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 205 |     async fn remove_user_from_groups(&self, username: &str, groups: &[&str]) -> Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `description` are never read
[INFO] [stdout]    --> src/workflows/mod.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct BaseWorkflow {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 105 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 106 |     description: String,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/helpers/validation.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |     if port_num == 0 || port_num > 65535 {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `required_mb`
[INFO] [stdout]    --> src/helpers/file_ops.rs:409:37
[INFO] [stdout]     |
[INFO] [stdout] 409 | pub fn check_disk_space(path: &str, required_mb: u64) -> Result<bool> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_required_mb`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metadata`
[INFO] [stdout]    --> src/helpers/file_ops.rs:410:15
[INFO] [stdout]     |
[INFO] [stdout] 410 |     if let Ok(metadata) = std::fs::metadata(path) {
[INFO] [stdout]     |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `default_fw`
[INFO] [stdout]    --> src/modules/firewall.rs:421:17
[INFO] [stdout]     |
[INFO] [stdout] 421 |             let default_fw = if distro.is_debian_based() {
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_fw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/modules/hostname.rs:79:60
[INFO] [stdout]    |
[INFO] [stdout] 79 |     async fn execute_hostname(&self, matches: &ArgMatches, ctx: &ModuleContext<'_>) -> Result<()> {
[INFO] [stdout]    |                                                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `enable_cloud`
[INFO] [stdout]    --> src/modules/netdata.rs:166:54
[INFO] [stdout]     |
[INFO] [stdout] 166 |     async fn configure_netdata(&self, web_port: u16, enable_cloud: bool) -> Result<()> {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_enable_cloud`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/modules/network.rs:107:59
[INFO] [stdout]     |
[INFO] [stdout] 107 |     async fn execute_network(&self, matches: &ArgMatches, ctx: &ModuleContext<'_>) -> Result<()> {
[INFO] [stdout]     |                                                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `distro`
[INFO] [stdout]    --> src/modules/network.rs:279:13
[INFO] [stdout]     |
[INFO] [stdout] 279 |         let distro = detect_distro()?;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_distro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/modules/network.rs:374:56
[INFO] [stdout]     |
[INFO] [stdout] 374 |     async fn configure_interface_networkmanager(&self, config: &NetworkConfig) -> Result<()> {
[INFO] [stdout]     |                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/modules/update.rs:102:58
[INFO] [stdout]     |
[INFO] [stdout] 102 |     async fn execute_update(&self, matches: &ArgMatches, ctx: &ModuleContext<'_>) -> Result<()> {
[INFO] [stdout]     |                                                          ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/modules/update.rs:246:14
[INFO] [stdout]     |
[INFO] [stdout] 246 |         for (i, package) in packages.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `distro`
[INFO] [stdout]    --> src/modules/update.rs:435:38
[INFO] [stdout]     |
[INFO] [stdout] 435 |     fn get_essential_packages(&self, distro: &Distribution, include_dev: bool) -> Vec<String> {
[INFO] [stdout]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_distro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_service_ports` is never used
[INFO] [stdout]    --> src/modules/firewall.rs:245:8
[INFO] [stdout]     |
[INFO] [stdout]  32 | impl FirewallModule {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 245 |     fn get_service_ports(&self) -> HashMap<String, (u16, String)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `remove_user_from_groups` is never used
[INFO] [stdout]    --> src/modules/user.rs:205:14
[INFO] [stdout]     |
[INFO] [stdout]  25 | impl UserModule {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 205 |     async fn remove_user_from_groups(&self, username: &str, groups: &[&str]) -> Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `description` are never read
[INFO] [stdout]    --> src/workflows/mod.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct BaseWorkflow {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 105 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 106 |     description: String,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/helpers/validation.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |     if port_num == 0 || port_num > 65535 {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 42.87s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "09d73fe1b45b4867274519f8fe54451b3e5a3f4647885d2476a696c1417f0d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09d73fe1b45b4867274519f8fe54451b3e5a3f4647885d2476a696c1417f0d3f", kill_on_drop: false }`
[INFO] [stdout] 09d73fe1b45b4867274519f8fe54451b3e5a3f4647885d2476a696c1417f0d3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dec2a4cf06e5051419aeabc89ac30fd9e0b574afc40eafba7dbd1a92fd0a451c
[INFO] running `Command { std: "docker" "start" "-a" "dec2a4cf06e5051419aeabc89ac30fd9e0b574afc40eafba7dbd1a92fd0a451c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `prompt_input`
[INFO] [stderr]  --> src/modules/timezone.rs:6:18
[INFO] [stderr]   |
[INFO] [stderr] 6 |     user_input::{prompt_input, prompt_with_default},
[INFO] [stderr]   |                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `required_mb`
[INFO] [stderr]    --> src/helpers/file_ops.rs:409:37
[INFO] [stderr]     |
[INFO] [stderr] 409 | pub fn check_disk_space(path: &str, required_mb: u64) -> Result<bool> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_required_mb`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `metadata`
[INFO] [stderr]    --> src/helpers/file_ops.rs:410:15
[INFO] [stderr]     |
[INFO] [stderr] 410 |     if let Ok(metadata) = std::fs::metadata(path) {
[INFO] [stderr]     |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `default_fw`
[INFO] [stderr]    --> src/modules/firewall.rs:421:17
[INFO] [stderr]     |
[INFO] [stderr] 421 |             let default_fw = if distro.is_debian_based() {
[INFO] [stderr]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_fw`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/modules/hostname.rs:79:60
[INFO] [stderr]    |
[INFO] [stderr] 79 |     async fn execute_hostname(&self, matches: &ArgMatches, ctx: &ModuleContext<'_>) -> Result<()> {
[INFO] [stderr]    |                                                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `enable_cloud`
[INFO] [stderr]    --> src/modules/netdata.rs:166:54
[INFO] [stderr]     |
[INFO] [stderr] 166 |     async fn configure_netdata(&self, web_port: u16, enable_cloud: bool) -> Result<()> {
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_enable_cloud`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]    --> src/modules/network.rs:107:59
[INFO] [stderr]     |
[INFO] [stderr] 107 |     async fn execute_network(&self, matches: &ArgMatches, ctx: &ModuleContext<'_>) -> Result<()> {
[INFO] [stderr]     |                                                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `distro`
[INFO] [stderr]    --> src/modules/network.rs:279:13
[INFO] [stderr]     |
[INFO] [stderr] 279 |         let distro = detect_distro()?;
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_distro`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]    --> src/modules/network.rs:374:56
[INFO] [stderr]     |
[INFO] [stderr] 374 |     async fn configure_interface_networkmanager(&self, config: &NetworkConfig) -> Result<()> {
[INFO] [stderr]     |                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]    --> src/modules/update.rs:102:58
[INFO] [stderr]     |
[INFO] [stderr] 102 |     async fn execute_update(&self, matches: &ArgMatches, ctx: &ModuleContext<'_>) -> Result<()> {
[INFO] [stderr]     |                                                          ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/modules/update.rs:246:14
[INFO] [stderr]     |
[INFO] [stderr] 246 |         for (i, package) in packages.iter().enumerate() {
[INFO] [stderr]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `distro`
[INFO] [stderr]    --> src/modules/update.rs:435:38
[INFO] [stderr]     |
[INFO] [stderr] 435 |     fn get_essential_packages(&self, distro: &Distribution, include_dev: bool) -> Vec<String> {
[INFO] [stderr]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_distro`
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_service_ports` is never used
[INFO] [stderr]    --> src/modules/firewall.rs:245:8
[INFO] [stderr]     |
[INFO] [stderr]  32 | impl FirewallModule {
[INFO] [stderr]     | ------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 245 |     fn get_service_ports(&self) -> HashMap<String, (u16, String)> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `remove_user_from_groups` is never used
[INFO] [stderr]    --> src/modules/user.rs:205:14
[INFO] [stderr]     |
[INFO] [stderr]  25 | impl UserModule {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 205 |     async fn remove_user_from_groups(&self, username: &str, groups: &[&str]) -> Result<()> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `name` and `description` are never read
[INFO] [stderr]    --> src/workflows/mod.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub struct BaseWorkflow {
[INFO] [stderr]     |            ------------ fields in this struct
[INFO] [stderr] 105 |     name: String,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 106 |     description: String,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/helpers/validation.rs:71:25
[INFO] [stderr]    |
[INFO] [stderr] 71 |     if port_num == 0 || port_num > 65535 {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `flux-framework` (lib) generated 16 warnings (run `cargo fix --lib -p flux-framework` to apply 12 suggestions)
[INFO] [stderr] warning: `flux-framework` (lib test) generated 16 warnings (16 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flux_framework-161030d9807d359a)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test modules::network::tests::test_netmask_to_prefix_class_b_subnets ... ok
[INFO] [stdout] test modules::network::tests::test_netmask_to_prefix_class_c_subnets ... ok
[INFO] [stdout] test helpers::validation::tests::test_validate_hostname ... ok
[INFO] [stdout] test modules::network::tests::test_prefix_to_netmask ... ok
[INFO] [stdout] test modules::network::tests::test_netmask_to_prefix_edge_cases ... ok
[INFO] [stdout] test modules::network::tests::test_normalize_netmask ... ok
[INFO] [stdout] test modules::network::tests::test_roundtrip_conversion ... ok
[INFO] [stdout] test modules::network::tests::test_netmask_to_prefix_common_masks ... ok
[INFO] [stdout] test helpers::validation::tests::test_validate_ip ... ok
[INFO] [stdout] test helpers::validation::tests::test_validate_username ... ok
[INFO] [stdout] test helpers::file_ops::tests::test_backup_file ... ok
[INFO] [stdout] test modules::network::tests::test_netmask_to_prefix_class_a_subnets ... ok
[INFO] [stdout] test helpers::file_ops::tests::test_safe_write_file ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/flux-e9d7edf17954701a)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/test_config.rs (/opt/rustwide/target/debug/deps/test_config-37a9e0186da6c8ce)
[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] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_config_get_set ... ok
[INFO] [stdout] test test_config_invalid_port ... ok
[INFO] [stdout] test test_config_module_config ... ok
[INFO] [stdout] test test_default_config ... ok
[INFO] [stdout] test test_general_config_default ... ok
[INFO] [stdout] test test_config_all ... ok
[INFO] [stdout] test test_config_invalid_boolean ... ok
[INFO] [stdout] test test_config_save_load ... ok
[INFO] [stderr]      Running tests/test_error.rs (/opt/rustwide/target/debug/deps/test_error-85cf1a30720874dc)
[INFO] [stdout] test test_config_from_nonexistent_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_validation.rs (/opt/rustwide/target/debug/deps/test_validation-99aba6c981c5095f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_error_propagation ... ok
[INFO] [stdout] test test_io_error_conversion ... ok
[INFO] [stdout] test test_error_creation ... ok
[INFO] [stdout] test test_result_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test_ip_network_validation ... ok
[INFO] [stdout] test test_ip_validation ... ok
[INFO] [stdout] test test_ssh_key_validation ... ok
[INFO] [stdout] test test_path_validation ... ok
[INFO] [stdout] test test_email_validation ... ok
[INFO] [stdout] test test_port_validation ... ok
[INFO] [stdout] test test_url_validation ... ok
[INFO] [stdout] test test_vlan_validation ... ok
[INFO] [stdout] test test_hostname_validation ... ok
[INFO] [stdout] test test_github_username_validation ... ok
[INFO] [stdout] test test_username_validation ... ok
[INFO] [stderr]    Doc-tests flux_framework
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "dec2a4cf06e5051419aeabc89ac30fd9e0b574afc40eafba7dbd1a92fd0a451c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec2a4cf06e5051419aeabc89ac30fd9e0b574afc40eafba7dbd1a92fd0a451c", kill_on_drop: false }`
[INFO] [stdout] dec2a4cf06e5051419aeabc89ac30fd9e0b574afc40eafba7dbd1a92fd0a451c