[INFO] fetching crate jbod 1.0.2... [INFO] checking jbod-1.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate jbod 1.0.2 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate jbod 1.0.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jbod 1.0.2 [INFO] finished tweaking crates.io crate jbod 1.0.2 [INFO] tweaked toml for crates.io crate jbod 1.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate jbod 1.0.2 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quote v1.0.17 [INFO] [stderr] Downloaded execute-command-macro v0.1.7 [INFO] [stderr] Downloaded execute-command-tokens v0.1.5 [INFO] [stderr] Downloaded execute v0.2.10 [INFO] [stderr] Downloaded libflate_lz77 v1.1.0 [INFO] [stderr] Downloaded scoped-tls v1.0.0 [INFO] [stderr] Downloaded libflate v1.2.0 [INFO] [stderr] Downloaded sha-1 v0.10.0 [INFO] [stderr] Downloaded rle-decode-fast v1.0.3 [INFO] [stderr] Downloaded procfs v0.7.9 [INFO] [stderr] Downloaded protobuf v2.27.1 [INFO] [stderr] Downloaded prometheus v0.9.0 [INFO] [stderr] Downloaded libc v0.2.121 [INFO] [stderr] Downloaded headers v0.3.7 [INFO] [stderr] Downloaded pin-project v0.4.29 [INFO] [stderr] Downloaded syn v1.0.90 [INFO] [stderr] Downloaded tracing-core v0.1.23 [INFO] [stderr] Downloaded tracing v0.1.32 [INFO] [stderr] Downloaded pin-project-internal v0.4.29 [INFO] [stderr] Downloaded execute-command-macro-impl v0.1.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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_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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d19484a958bf5364d0fc58b31da89de6d9c3fcf2cc2a7e7d91f10ade1d2f2abc [INFO] running `Command { std: "docker" "start" "-a" "d19484a958bf5364d0fc58b31da89de6d9c3fcf2cc2a7e7d91f10ade1d2f2abc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d19484a958bf5364d0fc58b31da89de6d9c3fcf2cc2a7e7d91f10ade1d2f2abc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d19484a958bf5364d0fc58b31da89de6d9c3fcf2cc2a7e7d91f10ade1d2f2abc", kill_on_drop: false }` [INFO] [stdout] d19484a958bf5364d0fc58b31da89de6d9c3fcf2cc2a7e7d91f10ade1d2f2abc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 11aacb443eb3c5b9970acdab5c9ded17afb31a698febd392a127a57ca833e9e8 [INFO] running `Command { std: "docker" "start" "-a" "11aacb443eb3c5b9970acdab5c9ded17afb31a698febd392a127a57ca833e9e8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling syn v1.0.90 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling log v0.4.16 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[INFO] [stderr] Checking jbod v1.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Read`, `Write` [INFO] [stdout] --> src/jbod/enclosure.rs:34:39 [INFO] [stdout] | [INFO] [stdout] 34 | use std::io::{BufRead, BufReader, Read, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stdio` [INFO] [stdout] --> src/jbod/enclosure.rs:35:33 [INFO] [stdout] | [INFO] [stdout] 35 | use std::process::{Command, Stdio}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read`, `Write` [INFO] [stdout] --> src/jbod/enclosure.rs:34:39 [INFO] [stdout] | [INFO] [stdout] 34 | use std::io::{BufRead, BufReader, Read, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stdio` [INFO] [stdout] --> src/jbod/enclosure.rs:35:33 [INFO] [stdout] | [INFO] [stdout] 35 | use std::process::{Command, Stdio}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/prometheus.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HistogramOpts`, `HistogramVec`, `IntCounterVec`, `IntCounter` [INFO] [stdout] --> src/prometheus.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | HistogramOpts, HistogramVec, IntCounter, IntCounterVec, IntGauge, IntGaugeVec, Opts, Registry, [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read`, `Write` [INFO] [stdout] --> src/jbod/enclosure.rs:34:39 [INFO] [stdout] | [INFO] [stdout] 34 | use std::io::{BufRead, BufReader, Read, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stdio` [INFO] [stdout] --> src/jbod/enclosure.rs:35:33 [INFO] [stdout] | [INFO] [stdout] 35 | use std::process::{Command, Stdio}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `return` value [INFO] [stdout] --> src/prometheus.rs:91:11 [INFO] [stdout] | [INFO] [stdout] 91 | return(enclosure.len() as i64) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 91 - return(enclosure.len() as i64) [INFO] [stdout] 91 + return enclosure.len() as i64 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/prometheus.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HistogramOpts`, `HistogramVec`, `IntCounterVec`, `IntCounter` [INFO] [stdout] --> src/prometheus.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | HistogramOpts, HistogramVec, IntCounter, IntCounterVec, IntGauge, IntGaugeVec, Opts, Registry, [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read`, `Write` [INFO] [stdout] --> src/jbod/enclosure.rs:34:39 [INFO] [stdout] | [INFO] [stdout] 34 | use std::io::{BufRead, BufReader, Read, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stdio` [INFO] [stdout] --> src/jbod/enclosure.rs:35:33 [INFO] [stdout] | [INFO] [stdout] 35 | use std::process::{Command, Stdio}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `return` value [INFO] [stdout] --> src/prometheus.rs:91:11 [INFO] [stdout] | [INFO] [stdout] 91 | return(enclosure.len() as i64) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 91 - return(enclosure.len() as i64) [INFO] [stdout] 91 + return enclosure.len() as i64 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/jbod/enclosure.rs:125:23 [INFO] [stdout] | [INFO] [stdout] 125 | fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/jbod/enclosure.rs:125:23 [INFO] [stdout] | [INFO] [stdout] 125 | fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_string_numeric` is never used [INFO] [stdout] --> src/utils/helper.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn is_string_numeric(s: String) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:264:5 [INFO] [stdout] | [INFO] [stdout] 264 | / match matches.subcommand() { [INFO] [stdout] 265 | | ("list", Some(m)) => enclosure_overview(m), [INFO] [stdout] 266 | | ("led", Some(m)) => DiskShelf::jbod_led_switch(m), [INFO] [stdout] 267 | | ("prometheus", Some(m)) => fork_prometheus(m), [INFO] [stdout] 268 | | _ => Ok(help()), [INFO] [stdout] 269 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 264 | let _ = match matches.subcommand() { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_string_numeric` is never used [INFO] [stdout] --> src/utils/helper.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn is_string_numeric(s: String) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:204:69 [INFO] [stdout] | [INFO] [stdout] 204 | fs::write(&found_disk[0].led_locate_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:249:68 [INFO] [stdout] | [INFO] [stdout] 249 | fs::write(&found_disk[0].led_fault_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:264:5 [INFO] [stdout] | [INFO] [stdout] 264 | / match matches.subcommand() { [INFO] [stdout] 265 | | ("list", Some(m)) => enclosure_overview(m), [INFO] [stdout] 266 | | ("led", Some(m)) => DiskShelf::jbod_led_switch(m), [INFO] [stdout] 267 | | ("prometheus", Some(m)) => fork_prometheus(m), [INFO] [stdout] 268 | | _ => Ok(help()), [INFO] [stdout] 269 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 264 | let _ = match matches.subcommand() { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:204:69 [INFO] [stdout] | [INFO] [stdout] 204 | fs::write(&found_disk[0].led_locate_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:249:68 [INFO] [stdout] | [INFO] [stdout] 249 | fs::write(&found_disk[0].led_fault_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/jbod/enclosure.rs:125:23 [INFO] [stdout] | [INFO] [stdout] 125 | fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/jbod/enclosure.rs:125:23 [INFO] [stdout] | [INFO] [stdout] 125 | fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `device_path`, `device_map`, `fw_revision`, `led_locate_path`, and `led_fault_path` are never read [INFO] [stdout] --> src/jbod/disks.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct Disk { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 51 | pub device_path: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 52 | // Disk map, example: /dev/sdcz [INFO] [stdout] 53 | pub device_map: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fw_revision: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 58 | // Path to led control file [INFO] [stdout] 59 | pub led_locate_path: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 60 | // Path to led control file [INFO] [stdout] 61 | pub led_fault_path: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Disk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `device_path`, `device_map`, `fw_revision`, `led_locate_path`, and `led_fault_path` are never read [INFO] [stdout] --> src/jbod/disks.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct Disk { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 51 | pub device_path: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 52 | // Disk map, example: /dev/sdcz [INFO] [stdout] 53 | pub device_map: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fw_revision: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 58 | // Path to led control file [INFO] [stdout] 59 | pub led_locate_path: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 60 | // Path to led control file [INFO] [stdout] 61 | pub led_fault_path: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Disk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_disk_led_locate` is never used [INFO] [stdout] --> src/jbod/disks.rs:197:8 [INFO] [stdout] | [INFO] [stdout] 197 | fn set_disk_led_locate(disk: String, option: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_disk_led_fault` is never used [INFO] [stdout] --> src/jbod/disks.rs:242:8 [INFO] [stdout] | [INFO] [stdout] 242 | fn set_disk_led_fault(disk: String, option: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `jbod_led_switch` is never used [INFO] [stdout] --> src/jbod/disks.rs:418:12 [INFO] [stdout] | [INFO] [stdout] 418 | pub fn jbod_led_switch(options: &ArgMatches) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `slot` and `comment` are never read [INFO] [stdout] --> src/jbod/enclosure.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct EnclosureFan { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 55 | /// The slot number provided by the JBOD [INFO] [stdout] 56 | pub slot: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub comment: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EnclosureFan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_fan_table` is never used [INFO] [stdout] --> src/jbod/enclosure.rs:99:12 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn create_fan_table() -> Table { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `JBOD_EXPORTER` is never used [INFO] [stdout] --> src/utils/helper.rs:43:15 [INFO] [stdout] | [INFO] [stdout] 43 | pub const JBOD_EXPORTER: &str = "/usr/bin/prometheus-jbod-exporter"; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `verify_binary_needed` is never used [INFO] [stdout] --> src/utils/helper.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn verify_binary_needed() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:204:69 [INFO] [stdout] | [INFO] [stdout] 204 | fs::write(&found_disk[0].led_locate_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:249:68 [INFO] [stdout] | [INFO] [stdout] 249 | fs::write(&found_disk[0].led_fault_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_disk_led_locate` is never used [INFO] [stdout] --> src/jbod/disks.rs:197:8 [INFO] [stdout] | [INFO] [stdout] 197 | fn set_disk_led_locate(disk: String, option: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_disk_led_fault` is never used [INFO] [stdout] --> src/jbod/disks.rs:242:8 [INFO] [stdout] | [INFO] [stdout] 242 | fn set_disk_led_fault(disk: String, option: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `jbod_led_switch` is never used [INFO] [stdout] --> src/jbod/disks.rs:418:12 [INFO] [stdout] | [INFO] [stdout] 418 | pub fn jbod_led_switch(options: &ArgMatches) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `slot` and `comment` are never read [INFO] [stdout] --> src/jbod/enclosure.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct EnclosureFan { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 55 | /// The slot number provided by the JBOD [INFO] [stdout] 56 | pub slot: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub comment: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EnclosureFan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_fan_table` is never used [INFO] [stdout] --> src/jbod/enclosure.rs:99:12 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn create_fan_table() -> Table { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `JBOD_EXPORTER` is never used [INFO] [stdout] --> src/utils/helper.rs:43:15 [INFO] [stdout] | [INFO] [stdout] 43 | pub const JBOD_EXPORTER: &str = "/usr/bin/prometheus-jbod-exporter"; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `verify_binary_needed` is never used [INFO] [stdout] --> src/utils/helper.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn verify_binary_needed() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:204:69 [INFO] [stdout] | [INFO] [stdout] 204 | fs::write(&found_disk[0].led_locate_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:249:68 [INFO] [stdout] | [INFO] [stdout] 249 | fs::write(&found_disk[0].led_fault_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.05s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.17.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "11aacb443eb3c5b9970acdab5c9ded17afb31a698febd392a127a57ca833e9e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11aacb443eb3c5b9970acdab5c9ded17afb31a698febd392a127a57ca833e9e8", kill_on_drop: false }` [INFO] [stdout] 11aacb443eb3c5b9970acdab5c9ded17afb31a698febd392a127a57ca833e9e8 [INFO] checking jbod-1.0.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate jbod 1.0.2 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate jbod 1.0.2 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jbod 1.0.2 [INFO] finished tweaking crates.io crate jbod 1.0.2 [INFO] tweaked toml for crates.io crate jbod 1.0.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate jbod 1.0.2 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb9787245f6fc9e914b1eba8affc537a05efdd167c03e4d740f2fefb37a3211a [INFO] running `Command { std: "docker" "start" "-a" "bb9787245f6fc9e914b1eba8affc537a05efdd167c03e4d740f2fefb37a3211a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb9787245f6fc9e914b1eba8affc537a05efdd167c03e4d740f2fefb37a3211a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb9787245f6fc9e914b1eba8affc537a05efdd167c03e4d740f2fefb37a3211a", kill_on_drop: false }` [INFO] [stdout] bb9787245f6fc9e914b1eba8affc537a05efdd167c03e4d740f2fefb37a3211a [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bdc7db3cdd497487d331c7fd5f49b9c7a212c8428f92366ee8d73d94531c106b [INFO] running `Command { std: "docker" "start" "-a" "bdc7db3cdd497487d331c7fd5f49b9c7a212c8428f92366ee8d73d94531c106b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling syn v1.0.90 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking cpufeatures v0.2.2 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Checking tracing-core v0.1.23 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Compiling pin-project-internal v0.4.29 [INFO] [stderr] Checking tracing v0.1.32 [INFO] [stderr] Compiling mime_guess v2.0.4 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking rle-decode-fast v1.0.3 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking libflate_lz77 v1.1.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crypto-common v0.1.3 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Compiling protobuf v2.27.1 [INFO] [stderr] Compiling execute-command-tokens v0.1.5 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking libflate v1.2.0 [INFO] [stderr] Checking sha-1 v0.10.0 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Compiling prometheus v0.9.0 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking headers v0.3.7 [INFO] [stderr] Checking multipart v0.17.1 [INFO] [stderr] Checking procfs v0.7.9 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking encode_unicode v0.3.6 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking urlencoding v1.3.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking nix v0.22.3 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking subprocess v0.2.8 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking serde_json v1.0.79 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling execute-command-macro-impl v0.1.7 [INFO] [stderr] Checking execute-command-macro v0.1.7 [INFO] [stderr] Checking execute v0.2.10 [INFO] [stderr] Checking prettytable-rs v0.8.0 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking pin-project v0.4.29 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tungstenite v0.11.0 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking hyper v0.13.10 [INFO] [stderr] Checking warp v0.2.5 [INFO] [stderr] Checking jbod v1.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Read`, `Write` [INFO] [stdout] --> src/jbod/enclosure.rs:34:39 [INFO] [stdout] | [INFO] [stdout] 34 | use std::io::{BufRead, BufReader, Read, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stdio` [INFO] [stdout] --> src/jbod/enclosure.rs:35:33 [INFO] [stdout] | [INFO] [stdout] 35 | use std::process::{Command, Stdio}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read`, `Write` [INFO] [stdout] --> src/jbod/enclosure.rs:34:39 [INFO] [stdout] | [INFO] [stdout] 34 | use std::io::{BufRead, BufReader, Read, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stdio` [INFO] [stdout] --> src/jbod/enclosure.rs:35:33 [INFO] [stdout] | [INFO] [stdout] 35 | use std::process::{Command, Stdio}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/prometheus.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HistogramOpts`, `HistogramVec`, `IntCounterVec`, `IntCounter` [INFO] [stdout] --> src/prometheus.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | HistogramOpts, HistogramVec, IntCounter, IntCounterVec, IntGauge, IntGaugeVec, Opts, Registry, [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read`, `Write` [INFO] [stdout] --> src/jbod/enclosure.rs:34:39 [INFO] [stdout] | [INFO] [stdout] 34 | use std::io::{BufRead, BufReader, Read, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stdio` [INFO] [stdout] --> src/jbod/enclosure.rs:35:33 [INFO] [stdout] | [INFO] [stdout] 35 | use std::process::{Command, Stdio}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `return` value [INFO] [stdout] --> src/prometheus.rs:91:11 [INFO] [stdout] | [INFO] [stdout] 91 | return(enclosure.len() as i64) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 91 - return(enclosure.len() as i64) [INFO] [stdout] 91 + return enclosure.len() as i64 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/prometheus.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HistogramOpts`, `HistogramVec`, `IntCounterVec`, `IntCounter` [INFO] [stdout] --> src/prometheus.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | HistogramOpts, HistogramVec, IntCounter, IntCounterVec, IntGauge, IntGaugeVec, Opts, Registry, [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read`, `Write` [INFO] [stdout] --> src/jbod/enclosure.rs:34:39 [INFO] [stdout] | [INFO] [stdout] 34 | use std::io::{BufRead, BufReader, Read, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stdio` [INFO] [stdout] --> src/jbod/enclosure.rs:35:33 [INFO] [stdout] | [INFO] [stdout] 35 | use std::process::{Command, Stdio}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `return` value [INFO] [stdout] --> src/prometheus.rs:91:11 [INFO] [stdout] | [INFO] [stdout] 91 | return(enclosure.len() as i64) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 91 - return(enclosure.len() as i64) [INFO] [stdout] 91 + return enclosure.len() as i64 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/jbod/enclosure.rs:125:23 [INFO] [stdout] | [INFO] [stdout] 125 | fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_string_numeric` is never used [INFO] [stdout] --> src/utils/helper.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn is_string_numeric(s: String) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:264:5 [INFO] [stdout] | [INFO] [stdout] 264 | / match matches.subcommand() { [INFO] [stdout] 265 | | ("list", Some(m)) => enclosure_overview(m), [INFO] [stdout] 266 | | ("led", Some(m)) => DiskShelf::jbod_led_switch(m), [INFO] [stdout] 267 | | ("prometheus", Some(m)) => fork_prometheus(m), [INFO] [stdout] 268 | | _ => Ok(help()), [INFO] [stdout] 269 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 264 | let _ = match matches.subcommand() { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:204:69 [INFO] [stdout] | [INFO] [stdout] 204 | fs::write(&found_disk[0].led_locate_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:249:68 [INFO] [stdout] | [INFO] [stdout] 249 | fs::write(&found_disk[0].led_fault_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/jbod/enclosure.rs:125:23 [INFO] [stdout] | [INFO] [stdout] 125 | fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/jbod/enclosure.rs:125:23 [INFO] [stdout] | [INFO] [stdout] 125 | fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_string_numeric` is never used [INFO] [stdout] --> src/utils/helper.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn is_string_numeric(s: String) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/jbod/enclosure.rs:125:23 [INFO] [stdout] | [INFO] [stdout] 125 | fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:264:5 [INFO] [stdout] | [INFO] [stdout] 264 | / match matches.subcommand() { [INFO] [stdout] 265 | | ("list", Some(m)) => enclosure_overview(m), [INFO] [stdout] 266 | | ("led", Some(m)) => DiskShelf::jbod_led_switch(m), [INFO] [stdout] 267 | | ("prometheus", Some(m)) => fork_prometheus(m), [INFO] [stdout] 268 | | _ => Ok(help()), [INFO] [stdout] 269 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 264 | let _ = match matches.subcommand() { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:204:69 [INFO] [stdout] | [INFO] [stdout] 204 | fs::write(&found_disk[0].led_locate_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:249:68 [INFO] [stdout] | [INFO] [stdout] 249 | fs::write(&found_disk[0].led_fault_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `device_path`, `device_map`, `fw_revision`, `led_locate_path`, and `led_fault_path` are never read [INFO] [stdout] --> src/jbod/disks.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct Disk { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 51 | pub device_path: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 52 | // Disk map, example: /dev/sdcz [INFO] [stdout] 53 | pub device_map: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fw_revision: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 58 | // Path to led control file [INFO] [stdout] 59 | pub led_locate_path: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 60 | // Path to led control file [INFO] [stdout] 61 | pub led_fault_path: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Disk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_disk_led_locate` is never used [INFO] [stdout] --> src/jbod/disks.rs:197:8 [INFO] [stdout] | [INFO] [stdout] 197 | fn set_disk_led_locate(disk: String, option: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_disk_led_fault` is never used [INFO] [stdout] --> src/jbod/disks.rs:242:8 [INFO] [stdout] | [INFO] [stdout] 242 | fn set_disk_led_fault(disk: String, option: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `jbod_led_switch` is never used [INFO] [stdout] --> src/jbod/disks.rs:418:12 [INFO] [stdout] | [INFO] [stdout] 418 | pub fn jbod_led_switch(options: &ArgMatches) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `slot` and `comment` are never read [INFO] [stdout] --> src/jbod/enclosure.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct EnclosureFan { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 55 | /// The slot number provided by the JBOD [INFO] [stdout] 56 | pub slot: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub comment: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EnclosureFan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_fan_table` is never used [INFO] [stdout] --> src/jbod/enclosure.rs:99:12 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn create_fan_table() -> Table { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `JBOD_EXPORTER` is never used [INFO] [stdout] --> src/utils/helper.rs:43:15 [INFO] [stdout] | [INFO] [stdout] 43 | pub const JBOD_EXPORTER: &str = "/usr/bin/prometheus-jbod-exporter"; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `verify_binary_needed` is never used [INFO] [stdout] --> src/utils/helper.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn verify_binary_needed() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:204:69 [INFO] [stdout] | [INFO] [stdout] 204 | fs::write(&found_disk[0].led_locate_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:249:68 [INFO] [stdout] | [INFO] [stdout] 249 | fs::write(&found_disk[0].led_fault_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `device_path`, `device_map`, `fw_revision`, `led_locate_path`, and `led_fault_path` are never read [INFO] [stdout] --> src/jbod/disks.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct Disk { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 51 | pub device_path: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 52 | // Disk map, example: /dev/sdcz [INFO] [stdout] 53 | pub device_map: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fw_revision: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 58 | // Path to led control file [INFO] [stdout] 59 | pub led_locate_path: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 60 | // Path to led control file [INFO] [stdout] 61 | pub led_fault_path: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Disk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_disk_led_locate` is never used [INFO] [stdout] --> src/jbod/disks.rs:197:8 [INFO] [stdout] | [INFO] [stdout] 197 | fn set_disk_led_locate(disk: String, option: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_disk_led_fault` is never used [INFO] [stdout] --> src/jbod/disks.rs:242:8 [INFO] [stdout] | [INFO] [stdout] 242 | fn set_disk_led_fault(disk: String, option: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `jbod_led_switch` is never used [INFO] [stdout] --> src/jbod/disks.rs:418:12 [INFO] [stdout] | [INFO] [stdout] 418 | pub fn jbod_led_switch(options: &ArgMatches) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `slot` and `comment` are never read [INFO] [stdout] --> src/jbod/enclosure.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct EnclosureFan { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 55 | /// The slot number provided by the JBOD [INFO] [stdout] 56 | pub slot: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub comment: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EnclosureFan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_fan_table` is never used [INFO] [stdout] --> src/jbod/enclosure.rs:99:12 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn create_fan_table() -> Table { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `JBOD_EXPORTER` is never used [INFO] [stdout] --> src/utils/helper.rs:43:15 [INFO] [stdout] | [INFO] [stdout] 43 | pub const JBOD_EXPORTER: &str = "/usr/bin/prometheus-jbod-exporter"; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `verify_binary_needed` is never used [INFO] [stdout] --> src/utils/helper.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn verify_binary_needed() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:204:69 [INFO] [stdout] | [INFO] [stdout] 204 | fs::write(&found_disk[0].led_locate_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/jbod/disks.rs:249:68 [INFO] [stdout] | [INFO] [stdout] 249 | fs::write(&found_disk[0].led_fault_path, option.clone()) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.33s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.17.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "bdc7db3cdd497487d331c7fd5f49b9c7a212c8428f92366ee8d73d94531c106b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdc7db3cdd497487d331c7fd5f49b9c7a212c8428f92366ee8d73d94531c106b", kill_on_drop: false }` [INFO] [stdout] bdc7db3cdd497487d331c7fd5f49b9c7a212c8428f92366ee8d73d94531c106b