[INFO] fetching crate talos 0.1.0... [INFO] checking talos-0.1.0 against master#46455dc65069387f2dc46612f13fd45452ab301a for pr-117433-1 [INFO] extracting crate talos 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate talos 0.1.0 on toolchain 46455dc65069387f2dc46612f13fd45452ab301a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46455dc65069387f2dc46612f13fd45452ab301a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate talos 0.1.0 [INFO] finished tweaking crates.io crate talos 0.1.0 [INFO] tweaked toml for crates.io crate talos 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate talos 0.1.0 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" "+46455dc65069387f2dc46612f13fd45452ab301a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lazy_static v1.4.0 [INFO] [stderr] Downloaded seq-macro v0.2.2 [INFO] [stderr] Downloaded talos_procs v0.1.0 [INFO] [stderr] Downloaded scopeguard v1.1.0 [INFO] [stderr] Downloaded memoffset v0.6.4 [INFO] [stderr] Downloaded reverse v0.2.2 [INFO] [stderr] Downloaded either v1.6.1 [INFO] [stderr] Downloaded unicode-xid v0.2.2 [INFO] [stderr] Downloaded crossbeam-deque v0.8.1 [INFO] [stderr] Downloaded proc-macro2 v1.0.28 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.5 [INFO] [stderr] Downloaded crossbeam-channel v0.5.1 [INFO] [stderr] Downloaded libc v0.2.98 [INFO] [stderr] Downloaded syn v1.0.74 [INFO] [stderr] Downloaded rayon v1.5.1 [INFO] [stderr] Downloaded crossbeam-utils v0.8.5 [INFO] [stderr] Downloaded rayon-core v1.9.1 [INFO] [stderr] Downloaded compute v0.2.2 [INFO] [stderr] Downloaded hermit-abi v0.1.19 [INFO] [stderr] Downloaded alea v0.2.2 [INFO] [stderr] Downloaded quote v1.0.9 [INFO] [stderr] Downloaded autocfg v1.0.1 [INFO] [stderr] Downloaded cfg-if v1.0.0 [INFO] [stderr] Downloaded num_cpus v1.13.0 [INFO] [stderr] Downloaded approx_eq v0.1.8 [INFO] [stderr] Downloaded impl_ops v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+46455dc65069387f2dc46612f13fd45452ab301a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a85f0e966b947ecad5204c0f5c92645200dfb09e633e4073b0291107a5564ec2 [INFO] running `Command { std: "docker" "start" "-a" "a85f0e966b947ecad5204c0f5c92645200dfb09e633e4073b0291107a5564ec2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a85f0e966b947ecad5204c0f5c92645200dfb09e633e4073b0291107a5564ec2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a85f0e966b947ecad5204c0f5c92645200dfb09e633e4073b0291107a5564ec2", kill_on_drop: false }` [INFO] [stdout] a85f0e966b947ecad5204c0f5c92645200dfb09e633e4073b0291107a5564ec2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+46455dc65069387f2dc46612f13fd45452ab301a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 339845e251a53babe5dfd0953d58187d85ccf5512b534ca9a619e7a06ca3d239 [INFO] running `Command { std: "docker" "start" "-a" "339845e251a53babe5dfd0953d58187d85ccf5512b534ca9a619e7a06ca3d239", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Checking impl_ops v0.1.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking approx_eq v0.1.8 [INFO] [stderr] Checking reverse v0.2.2 [INFO] [stderr] Checking alea v0.2.2 [INFO] [stderr] Compiling seq-macro v0.2.2 [INFO] [stderr] Checking compute v0.2.2 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling talos_procs v0.1.0 [INFO] [stderr] Checking talos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::functions` [INFO] [stdout] --> src/distributions.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::functions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude::*` [INFO] [stdout] --> src/samplers/hmc.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::functions` [INFO] [stdout] --> src/distributions.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::functions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude::*` [INFO] [stdout] --> src/samplers/hmc.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `generic_associated_types` has been stable since 1.65.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(generic_associated_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `generic_associated_types` has been stable since 1.65.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(generic_associated_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/functions.rs:105:39 [INFO] [stdout] | [INFO] [stdout] 105 | PI / ((PI * self).sin() * Self::gamma(1. - self)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `functions::Gamma::gamma(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(float_gamma)]` to the crate attributes to enable `f64::::gamma` [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/functions.rs:105:39 [INFO] [stdout] | [INFO] [stdout] 105 | PI / ((PI * self).sin() * Self::gamma(1. - self)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `functions::Gamma::gamma(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(float_gamma)]` to the crate attributes to enable `f64::::gamma` [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/samplers/hmc.rs:9:26 [INFO] [stdout] | [INFO] [stdout] 9 | fn step(&self, f: F, params: &[Var<'a>], data: S) -> Vec [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: `params` [INFO] [stdout] --> src/samplers/hmc.rs:9:32 [INFO] [stdout] | [INFO] [stdout] 9 | fn step(&self, f: F, params: &[Var<'a>], data: S) -> Vec [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/samplers/hmc.rs:9:52 [INFO] [stdout] | [INFO] [stdout] 9 | fn step(&self, f: F, params: &[Var<'a>], data: S) -> Vec [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/samplers/hmc.rs:17:28 [INFO] [stdout] | [INFO] [stdout] 17 | fn sample(&self, f: F, inits: &[Var<'a>], data: S, n_samples: usize) -> Vec> [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inits` [INFO] [stdout] --> src/samplers/hmc.rs:17:34 [INFO] [stdout] | [INFO] [stdout] 17 | fn sample(&self, f: F, inits: &[Var<'a>], data: S, n_samples: usize) -> Vec> [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_inits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/samplers/hmc.rs:17:53 [INFO] [stdout] | [INFO] [stdout] 17 | fn sample(&self, f: F, inits: &[Var<'a>], data: S, n_samples: usize) -> Vec> [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n_samples` [INFO] [stdout] --> src/samplers/hmc.rs:17:62 [INFO] [stdout] | [INFO] [stdout] 17 | fn sample(&self, f: F, inits: &[Var<'a>], data: S, n_samples: usize) -> Vec> [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_samples` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/samplers/hmc.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | f: F, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inits` [INFO] [stdout] --> src/samplers/hmc.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | inits: &[Var<'a>], [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_inits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/samplers/hmc.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | data: S, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n_samples` [INFO] [stdout] --> src/samplers/hmc.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | n_samples: usize, [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_samples` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n_chains` [INFO] [stdout] --> src/samplers/hmc.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | n_chains: usize, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_chains` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/samplers/hmc.rs:9:26 [INFO] [stdout] | [INFO] [stdout] 9 | fn step(&self, f: F, params: &[Var<'a>], data: S) -> Vec [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: `params` [INFO] [stdout] --> src/samplers/hmc.rs:9:32 [INFO] [stdout] | [INFO] [stdout] 9 | fn step(&self, f: F, params: &[Var<'a>], data: S) -> Vec [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/samplers/hmc.rs:9:52 [INFO] [stdout] | [INFO] [stdout] 9 | fn step(&self, f: F, params: &[Var<'a>], data: S) -> Vec [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/samplers/hmc.rs:17:28 [INFO] [stdout] | [INFO] [stdout] 17 | fn sample(&self, f: F, inits: &[Var<'a>], data: S, n_samples: usize) -> Vec> [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inits` [INFO] [stdout] --> src/samplers/hmc.rs:17:34 [INFO] [stdout] | [INFO] [stdout] 17 | fn sample(&self, f: F, inits: &[Var<'a>], data: S, n_samples: usize) -> Vec> [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_inits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/samplers/hmc.rs:17:53 [INFO] [stdout] | [INFO] [stdout] 17 | fn sample(&self, f: F, inits: &[Var<'a>], data: S, n_samples: usize) -> Vec> [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n_samples` [INFO] [stdout] --> src/samplers/hmc.rs:17:62 [INFO] [stdout] | [INFO] [stdout] 17 | fn sample(&self, f: F, inits: &[Var<'a>], data: S, n_samples: usize) -> Vec> [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_samples` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/samplers/hmc.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | f: F, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inits` [INFO] [stdout] --> src/samplers/hmc.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | inits: &[Var<'a>], [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_inits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/samplers/hmc.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | data: S, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n_samples` [INFO] [stdout] --> src/samplers/hmc.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | n_samples: usize, [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_samples` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n_chains` [INFO] [stdout] --> src/samplers/hmc.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | n_chains: usize, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_chains` [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] [stdout] warning: unused import: `Vector` [INFO] [stdout] --> src/main.rs:3:58 [INFO] [stdout] | [INFO] [stdout] 3 | use compute::prelude::{linspace, Distribution1D, Normal, Vector}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Gibbs` [INFO] [stdout] --> src/main.rs:7:16 [INFO] [stdout] | [INFO] [stdout] 7 | samplers::{Gibbs, Sampler, HMC}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Vector` [INFO] [stdout] --> src/main.rs:3:58 [INFO] [stdout] | [INFO] [stdout] 3 | use compute::prelude::{linspace, Distribution1D, Normal, Vector}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Gibbs` [INFO] [stdout] --> src/main.rs:7:16 [INFO] [stdout] | [INFO] [stdout] 7 | samplers::{Gibbs, Sampler, HMC}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/main.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let res = (0..4) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/main.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let res = (0..4) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.85s [INFO] running `Command { std: "docker" "inspect" "339845e251a53babe5dfd0953d58187d85ccf5512b534ca9a619e7a06ca3d239", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "339845e251a53babe5dfd0953d58187d85ccf5512b534ca9a619e7a06ca3d239", kill_on_drop: false }` [INFO] [stdout] 339845e251a53babe5dfd0953d58187d85ccf5512b534ca9a619e7a06ca3d239