[INFO] fetching crate prometrics 0.1.13... [INFO] checking prometrics-0.1.13 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] extracting crate prometrics 0.1.13 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate prometrics 0.1.13 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prometrics 0.1.13 [INFO] finished tweaking crates.io crate prometrics 0.1.13 [INFO] tweaked toml for crates.io crate prometrics 0.1.13 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate prometrics 0.1.13 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atomic_immut v0.1.4 [INFO] [stderr] Downloaded quote v1.0.3 [INFO] [stderr] Downloaded proc-macro2 v1.0.10 [INFO] [stderr] Downloaded procinfo v0.4.2 [INFO] [stderr] Downloaded trackable_derive v0.1.3 [INFO] [stderr] Downloaded syn v1.0.17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5bd591d32ba633efbede7bf0738270807641ba29ed10844676e747dceac81036 [INFO] running `Command { std: "docker" "start" "-a" "5bd591d32ba633efbede7bf0738270807641ba29ed10844676e747dceac81036", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5bd591d32ba633efbede7bf0738270807641ba29ed10844676e747dceac81036", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bd591d32ba633efbede7bf0738270807641ba29ed10844676e747dceac81036", kill_on_drop: false }` [INFO] [stdout] 5bd591d32ba633efbede7bf0738270807641ba29ed10844676e747dceac81036 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5ec78b9bbe99c274ad35c8782f380f84ac74d4b074fda7d6bc88a9bee73ce8c [INFO] running `Command { std: "docker" "start" "-a" "c5ec78b9bbe99c274ad35c8782f380f84ac74d4b074fda7d6bc88a9bee73ce8c", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking nom v2.2.1 [INFO] [stderr] Checking atomic_immut v0.1.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling procinfo v0.4.2 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling trackable_derive v0.1.3 [INFO] [stderr] Checking trackable v0.2.23 [INFO] [stderr] Checking prometrics v0.1.13 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/metrics/process.rs:17:31 [INFO] [stdout] | [INFO] [stdout] 17 | static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 17 - static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } }; [INFO] [stdout] 17 + static ref CLK_TCK: f64 = unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/metrics/process.rs:18:34 [INFO] [stdout] | [INFO] [stdout] 18 | static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 18 - static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } }; [INFO] [stdout] 18 + static ref PAGESIZE: usize = unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/metrics/process.rs:17:31 [INFO] [stdout] | [INFO] [stdout] 17 | static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 17 - static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } }; [INFO] [stdout] 17 + static ref CLK_TCK: f64 = unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/metrics/process.rs:18:34 [INFO] [stdout] | [INFO] [stdout] 18 | static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 18 - static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } }; [INFO] [stdout] 18 + static ref PAGESIZE: usize = unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `labels` is never read [INFO] [stdout] --> src/label.rs:210:5 [INFO] [stdout] | [INFO] [stdout] 209 | pub struct Iter<'a> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 210 | labels: std::sync::Arc>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Iter` 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: field `count` is never read [INFO] [stdout] --> src/metrics/histogram.rs:321:5 [INFO] [stdout] | [INFO] [stdout] 315 | struct Inner { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 321 | count: AtomicU64, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `labels` is never read [INFO] [stdout] --> src/label.rs:210:5 [INFO] [stdout] | [INFO] [stdout] 209 | pub struct Iter<'a> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 210 | labels: std::sync::Arc>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Iter` 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: field `count` is never read [INFO] [stdout] --> src/metrics/histogram.rs:321:5 [INFO] [stdout] | [INFO] [stdout] 315 | struct Inner { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 321 | count: AtomicU64, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.00s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v2.2.1 [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" "c5ec78b9bbe99c274ad35c8782f380f84ac74d4b074fda7d6bc88a9bee73ce8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5ec78b9bbe99c274ad35c8782f380f84ac74d4b074fda7d6bc88a9bee73ce8c", kill_on_drop: false }` [INFO] [stdout] c5ec78b9bbe99c274ad35c8782f380f84ac74d4b074fda7d6bc88a9bee73ce8c [INFO] checking prometrics-0.1.13 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] extracting crate prometrics 0.1.13 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate prometrics 0.1.13 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prometrics 0.1.13 [INFO] finished tweaking crates.io crate prometrics 0.1.13 [INFO] tweaked toml for crates.io crate prometrics 0.1.13 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate prometrics 0.1.13 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cac988fb65ac39146a30882a8a6287edb592fb0f84a3dc49c0f3ece3ba0f038d [INFO] running `Command { std: "docker" "start" "-a" "cac988fb65ac39146a30882a8a6287edb592fb0f84a3dc49c0f3ece3ba0f038d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cac988fb65ac39146a30882a8a6287edb592fb0f84a3dc49c0f3ece3ba0f038d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cac988fb65ac39146a30882a8a6287edb592fb0f84a3dc49c0f3ece3ba0f038d", kill_on_drop: false }` [INFO] [stdout] cac988fb65ac39146a30882a8a6287edb592fb0f84a3dc49c0f3ece3ba0f038d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6cfab2acd6bae6323e12bf9dae437c4c8acc892c880c5c6c5137636fcffebf92 [INFO] running `Command { std: "docker" "start" "-a" "6cfab2acd6bae6323e12bf9dae437c4c8acc892c880c5c6c5137636fcffebf92", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking nom v2.2.1 [INFO] [stderr] Checking atomic_immut v0.1.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling procinfo v0.4.2 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling trackable_derive v0.1.3 [INFO] [stderr] Checking trackable v0.2.23 [INFO] [stderr] Checking prometrics v0.1.13 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/metrics/process.rs:17:31 [INFO] [stdout] | [INFO] [stdout] 17 | static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 17 - static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } }; [INFO] [stdout] 17 + static ref CLK_TCK: f64 = unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/metrics/process.rs:18:34 [INFO] [stdout] | [INFO] [stdout] 18 | static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 18 - static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } }; [INFO] [stdout] 18 + static ref PAGESIZE: usize = unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/metrics/process.rs:17:31 [INFO] [stdout] | [INFO] [stdout] 17 | static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 17 - static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } }; [INFO] [stdout] 17 + static ref CLK_TCK: f64 = unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/metrics/process.rs:18:34 [INFO] [stdout] | [INFO] [stdout] 18 | static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 18 - static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } }; [INFO] [stdout] 18 + static ref PAGESIZE: usize = unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `labels` is never read [INFO] [stdout] --> src/label.rs:210:5 [INFO] [stdout] | [INFO] [stdout] 209 | pub struct Iter<'a> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 210 | labels: std::sync::Arc>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Iter` 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: field `count` is never read [INFO] [stdout] --> src/metrics/histogram.rs:321:5 [INFO] [stdout] | [INFO] [stdout] 315 | struct Inner { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 321 | count: AtomicU64, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `labels` is never read [INFO] [stdout] --> src/label.rs:210:5 [INFO] [stdout] | [INFO] [stdout] 209 | pub struct Iter<'a> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 210 | labels: std::sync::Arc>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Iter` 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: field `count` is never read [INFO] [stdout] --> src/metrics/histogram.rs:321:5 [INFO] [stdout] | [INFO] [stdout] 315 | struct Inner { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 321 | count: AtomicU64, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.02s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v2.2.1 [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" "6cfab2acd6bae6323e12bf9dae437c4c8acc892c880c5c6c5137636fcffebf92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cfab2acd6bae6323e12bf9dae437c4c8acc892c880c5c6c5137636fcffebf92", kill_on_drop: false }` [INFO] [stdout] 6cfab2acd6bae6323e12bf9dae437c4c8acc892c880c5c6c5137636fcffebf92