[INFO] fetching crate idcator 0.1.1...
[INFO] testing idcator-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate idcator 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate idcator 0.1.1
[INFO] finished tweaking crates.io crate idcator 0.1.1
[INFO] tweaked toml for crates.io crate idcator 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate idcator 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f38326ba532b03a922260e8544ed98d9a4a5bead663a88c1dcdc13164e560c87
[INFO] running `Command { std: "docker" "start" "-a" "f38326ba532b03a922260e8544ed98d9a4a5bead663a88c1dcdc13164e560c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f38326ba532b03a922260e8544ed98d9a4a5bead663a88c1dcdc13164e560c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f38326ba532b03a922260e8544ed98d9a4a5bead663a88c1dcdc13164e560c87", kill_on_drop: false }`
[INFO] [stdout] f38326ba532b03a922260e8544ed98d9a4a5bead663a88c1dcdc13164e560c87
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abc074274160cd55ebb253d89b6d2176e65502eb76e586ce7a7182e6bf95dbf0
[INFO] running `Command { std: "docker" "start" "-a" "abc074274160cd55ebb253d89b6d2176e65502eb76e586ce7a7182e6bf95dbf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling idcator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]    --> src/lib.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     while true {}
[INFO] [stdout]     |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/lib.rs:1:60
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, fmt::Display, hash::{Hash, Hasher}, marker::PhantomData, time::Duration};
[INFO] [stdout]   |                                                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let mut length: usize = 2;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interval`
[INFO] [stdout]    --> src/lib.rs:145:20
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub fn napkin_math(interval: Duration, per: u64) -> usize {
[INFO] [stdout]     |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interval`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `per`
[INFO] [stdout]    --> src/lib.rs:145:40
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub fn napkin_math(interval: Duration, per: u64) -> usize {
[INFO] [stdout]     |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_per`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/lib.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let mut length: usize = 2;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `zipped`
[INFO] [stdout]    --> src/lib.rs:277:13
[INFO] [stdout]     |
[INFO] [stdout] 277 |         let zipped: Vec<(&Id<S>, &Id<S>)> = self.0.iter().zip(other.0.iter()).collect();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_zipped`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.18s
[INFO] running `Command { std: "docker" "inspect" "abc074274160cd55ebb253d89b6d2176e65502eb76e586ce7a7182e6bf95dbf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abc074274160cd55ebb253d89b6d2176e65502eb76e586ce7a7182e6bf95dbf0", kill_on_drop: false }`
[INFO] [stdout] abc074274160cd55ebb253d89b6d2176e65502eb76e586ce7a7182e6bf95dbf0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2eab715477099410b5b0fdb01dfe88e289cb79b36ec364b798df73a9cd22283f
[INFO] running `Command { std: "docker" "start" "-a" "2eab715477099410b5b0fdb01dfe88e289cb79b36ec364b798df73a9cd22283f", kill_on_drop: false }`
[INFO] [stderr]    Compiling idcator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]    --> src/lib.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     while true {}
[INFO] [stdout]     |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/lib.rs:1:60
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, fmt::Display, hash::{Hash, Hasher}, marker::PhantomData, time::Duration};
[INFO] [stdout]   |                                                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let mut length: usize = 2;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interval`
[INFO] [stdout]    --> src/lib.rs:145:20
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub fn napkin_math(interval: Duration, per: u64) -> usize {
[INFO] [stdout]     |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interval`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `per`
[INFO] [stdout]    --> src/lib.rs:145:40
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub fn napkin_math(interval: Duration, per: u64) -> usize {
[INFO] [stdout]     |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_per`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/lib.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let mut length: usize = 2;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `zipped`
[INFO] [stdout]    --> src/lib.rs:277:13
[INFO] [stdout]     |
[INFO] [stdout] 277 |         let zipped: Vec<(&Id<S>, &Id<S>)> = self.0.iter().zip(other.0.iter()).collect();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_zipped`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]    --> src/lib.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     while true {}
[INFO] [stdout]     |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::distributions::Alphanumeric`
[INFO] [stdout]    --> src/lib.rs:285:6
[INFO] [stdout]     |
[INFO] [stdout] 285 |     use rand::distributions::Alphanumeric;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/lib.rs:1:60
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, fmt::Display, hash::{Hash, Hasher}, marker::PhantomData, time::Duration};
[INFO] [stdout]   |                                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let mut length: usize = 2;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interval`
[INFO] [stdout]    --> src/lib.rs:145:20
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub fn napkin_math(interval: Duration, per: u64) -> usize {
[INFO] [stdout]     |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interval`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `per`
[INFO] [stdout]    --> src/lib.rs:145:40
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub fn napkin_math(interval: Duration, per: u64) -> usize {
[INFO] [stdout]     |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_per`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/lib.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |     let mut length: usize = 2;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `zipped`
[INFO] [stdout]    --> src/lib.rs:277:13
[INFO] [stdout]     |
[INFO] [stdout] 277 |         let zipped: Vec<(&Id<S>, &Id<S>)> = self.0.iter().zip(other.0.iter()).collect();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_zipped`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "2eab715477099410b5b0fdb01dfe88e289cb79b36ec364b798df73a9cd22283f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eab715477099410b5b0fdb01dfe88e289cb79b36ec364b798df73a9cd22283f", kill_on_drop: false }`
[INFO] [stdout] 2eab715477099410b5b0fdb01dfe88e289cb79b36ec364b798df73a9cd22283f
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 301af0d70d5897abb7b20bd8ac5221d9d808bf75d309b5417d35fde95a6a37f5
[INFO] running `Command { std: "docker" "start" "-a" "301af0d70d5897abb7b20bd8ac5221d9d808bf75d309b5417d35fde95a6a37f5", kill_on_drop: false }`
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]    --> src/lib.rs:147:5
[INFO] [stderr]     |
[INFO] [stderr] 147 |     while true {}
[INFO] [stderr]     |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(while_true)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Hasher`
[INFO] [stderr]  --> src/lib.rs:1:60
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::HashSet, fmt::Display, hash::{Hash, Hasher}, marker::PhantomData, time::Duration};
[INFO] [stderr]   |                                                            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:146:9
[INFO] [stderr]     |
[INFO] [stderr] 146 |     let mut length: usize = 2;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `interval`
[INFO] [stderr]    --> src/lib.rs:145:20
[INFO] [stderr]     |
[INFO] [stderr] 145 | pub fn napkin_math(interval: Duration, per: u64) -> usize {
[INFO] [stderr]     |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interval`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `per`
[INFO] [stderr]    --> src/lib.rs:145:40
[INFO] [stderr]     |
[INFO] [stderr] 145 | pub fn napkin_math(interval: Duration, per: u64) -> usize {
[INFO] [stderr]     |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_per`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `length`
[INFO] [stderr]    --> src/lib.rs:146:9
[INFO] [stderr]     |
[INFO] [stderr] 146 |     let mut length: usize = 2;
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `zipped`
[INFO] [stderr]    --> src/lib.rs:277:13
[INFO] [stderr]     |
[INFO] [stderr] 277 |         let zipped: Vec<(&Id<S>, &Id<S>)> = self.0.iter().zip(other.0.iter()).collect();
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_zipped`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::distributions::Alphanumeric`
[INFO] [stderr]    --> src/lib.rs:285:6
[INFO] [stderr]     |
[INFO] [stderr] 285 |     use rand::distributions::Alphanumeric;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Hasher`
[INFO] [stderr]  --> src/lib.rs:1:60
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::HashSet, fmt::Display, hash::{Hash, Hasher}, marker::PhantomData, time::Duration};
[INFO] [stderr]   |                                                            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `idcator` (lib) generated 7 warnings (run `cargo fix --lib -p idcator` to apply 6 suggestions)
[INFO] [stderr] warning: `idcator` (lib test) generated 8 warnings (6 duplicates) (run `cargo fix --lib -p idcator --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/idcator-974efae73fb8da95)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::gen_rand_id ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests idcator
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "301af0d70d5897abb7b20bd8ac5221d9d808bf75d309b5417d35fde95a6a37f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "301af0d70d5897abb7b20bd8ac5221d9d808bf75d309b5417d35fde95a6a37f5", kill_on_drop: false }`
[INFO] [stdout] 301af0d70d5897abb7b20bd8ac5221d9d808bf75d309b5417d35fde95a6a37f5
