[INFO] cloning repository https://github.com/sirati/prime-factor-intr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sirati/prime-factor-intr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirati%2Fprime-factor-intr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirati%2Fprime-factor-intr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 684914dd84c4ddab105019ccd30b452e77f4d4ff
[INFO] checking sirati/prime-factor-intr against try#3298c2ca5e390fd0d104357fdeec514a152a9561 for pr-136490
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirati%2Fprime-factor-intr" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sirati/prime-factor-intr on toolchain 3298c2ca5e390fd0d104357fdeec514a152a9561
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3298c2ca5e390fd0d104357fdeec514a152a9561" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sirati/prime-factor-intr
[INFO] finished tweaking git repo https://github.com/sirati/prime-factor-intr
[INFO] tweaked toml for git repo https://github.com/sirati/prime-factor-intr written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/sirati/prime-factor-intr 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" "+3298c2ca5e390fd0d104357fdeec514a152a9561" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+3298c2ca5e390fd0d104357fdeec514a152a9561" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a04c4d48ed4d9c2a50117d7b245c77a423723bf13410ca437a4b5815faecd85
[INFO] running `Command { std: "docker" "start" "-a" "3a04c4d48ed4d9c2a50117d7b245c77a423723bf13410ca437a4b5815faecd85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a04c4d48ed4d9c2a50117d7b245c77a423723bf13410ca437a4b5815faecd85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a04c4d48ed4d9c2a50117d7b245c77a423723bf13410ca437a4b5815faecd85", kill_on_drop: false }`
[INFO] [stdout] 3a04c4d48ed4d9c2a50117d7b245c77a423723bf13410ca437a4b5815faecd85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+3298c2ca5e390fd0d104357fdeec514a152a9561" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03a53b5fca8d6daefa58150b78b155bf3fdc39a90ad7f70ea901fd467d72f8f3
[INFO] running `Command { std: "docker" "start" "-a" "03a53b5fca8d6daefa58150b78b155bf3fdc39a90ad7f70ea901fd467d72f8f3", kill_on_drop: false }`
[INFO] [stderr]     Checking PrimeFactorNumbers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Once` and `once`
[INFO] [stdout]  --> src/main.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::{once, Once};
[INFO] [stdout]   |                 ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add`, `Div`, `IndexMut`, `Index`, and `Rem`
[INFO] [stdout]  --> src/main.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::{Add, Div, DivAssign, Index, IndexMut, Rem};
[INFO] [stdout]   |                ^^^  ^^^             ^^^^^  ^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:70:16
[INFO] [stdout]    |
[INFO] [stdout] 70 |             if (extra > 1) {
[INFO] [stdout]    |                ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 70 -             if (extra > 1) {
[INFO] [stdout] 70 +             if extra > 1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Once` and `once`
[INFO] [stdout]  --> src/main.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::{once, Once};
[INFO] [stdout]   |                 ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add`, `Div`, `IndexMut`, `Index`, and `Rem`
[INFO] [stdout]  --> src/main.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::{Add, Div, DivAssign, Index, IndexMut, Rem};
[INFO] [stdout]   |                ^^^  ^^^             ^^^^^  ^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:70:16
[INFO] [stdout]    |
[INFO] [stdout] 70 |             if (extra > 1) {
[INFO] [stdout]    |                ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 70 -             if (extra > 1) {
[INFO] [stdout] 70 +             if extra > 1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `first` is never read
[INFO] [stdout]   --> src/main.rs:72:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     first = false;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn from(mut value: TNum) -> Self {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `first` is never read
[INFO] [stdout]   --> src/main.rs:72:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     first = false;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slots`
[INFO] [stdout]    --> src/main.rs:456:23
[INFO] [stdout]     |
[INFO] [stdout] 456 |                 for ((slots, mask), offset) in LOW_PRIMES_SLOTS.iter()
[INFO] [stdout]     |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_slots`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `multiply_with_overflow` is never used
[INFO] [stdout]   --> src/main.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | impl PrimeFactorInteger {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 87 |     fn multiply_with_overflow(self, other: Self) -> (Self, Option<Self>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_2` is never used
[INFO] [stdout]    --> src/main.rs:271:7
[INFO] [stdout]     |
[INFO] [stdout] 271 | const MASK_2: u64 = 0b1111;
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_3` is never used
[INFO] [stdout]    --> src/main.rs:272:7
[INFO] [stdout]     |
[INFO] [stdout] 272 | const MASK_3: u64 = 0b1110000;
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_5` is never used
[INFO] [stdout]    --> src/main.rs:273:7
[INFO] [stdout]     |
[INFO] [stdout] 273 | const MASK_5: u64 = 0b1110000000;
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_7` is never used
[INFO] [stdout]    --> src/main.rs:274:7
[INFO] [stdout]     |
[INFO] [stdout] 274 | const MASK_7: u64 = 0b110000000000;
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_11` is never used
[INFO] [stdout]    --> src/main.rs:275:7
[INFO] [stdout]     |
[INFO] [stdout] 275 | const MASK_11: u64 = 0b11000000000000;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_13` is never used
[INFO] [stdout]    --> src/main.rs:276:7
[INFO] [stdout]     |
[INFO] [stdout] 276 | const MASK_13: u64 = 0b1100000000000000;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_17` is never used
[INFO] [stdout]    --> src/main.rs:277:7
[INFO] [stdout]     |
[INFO] [stdout] 277 | const MASK_17: u64 = 0b110000000000000000;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_19` is never used
[INFO] [stdout]    --> src/main.rs:278:7
[INFO] [stdout]     |
[INFO] [stdout] 278 | const MASK_19: u64 = 0b11000000000000000000;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_23` is never used
[INFO] [stdout]    --> src/main.rs:279:7
[INFO] [stdout]     |
[INFO] [stdout] 279 | const MASK_23: u64 = 0b1100000000000000000000;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn from(mut value: TNum) -> Self {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_HIGH_PRIMES` is never used
[INFO] [stdout]    --> src/main.rs:281:7
[INFO] [stdout]     |
[INFO] [stdout] 281 | const MASK_HIGH_PRIMES: u128 = ((!0)>> 24) & !(MASK_LOW_PRIMES as u128);
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HIGH_PRIMES90` is never used
[INFO] [stdout]    --> src/main.rs:295:7
[INFO] [stdout]     |
[INFO] [stdout] 295 | const HIGH_PRIMES90: [u16; 90] = [29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137,...
[INFO] [stdout]     |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GIANT_FACTOR` is never used
[INFO] [stdout]    --> src/main.rs:296:7
[INFO] [stdout]     |
[INFO] [stdout] 296 | const GIANT_FACTOR: [u128; 5] = [232862364358497360900063316880507363070, 8295344602045799763963704586638166287, 177962823502182923352149...
[INFO] [stdout]     |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GIANT_FACTOR_INDEX` is never used
[INFO] [stdout]    --> src/main.rs:297:7
[INFO] [stdout]     |
[INFO] [stdout] 297 | const GIANT_FACTOR_INDEX: [u8; 6] = [0, 18, 36, 53, 69, 82];
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Fraction` is never constructed
[INFO] [stdout]    --> src/main.rs:336:8
[INFO] [stdout]     |
[INFO] [stdout] 336 | struct Fraction {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:344:8
[INFO] [stdout]     |
[INFO] [stdout] 343 | impl Fraction {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 344 |     fn new(nominator: i64, denominator: NonZeroU64) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `simplify_faction` is never used
[INFO] [stdout]    --> src/main.rs:402:8
[INFO] [stdout]     |
[INFO] [stdout] 401 | impl PrimeFactorInteger {
[INFO] [stdout]     | ----------------------- method in this implementation
[INFO] [stdout] 402 |     fn simplify_faction(self, denominator: Self) -> (Self, Option<Self>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `slots`
[INFO] [stdout]    --> src/main.rs:456:23
[INFO] [stdout]     |
[INFO] [stdout] 456 |                 for ((slots, mask), offset) in LOW_PRIMES_SLOTS.iter()
[INFO] [stdout]     |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_slots`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `multiply_with_overflow` is never used
[INFO] [stdout]   --> src/main.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | impl PrimeFactorInteger {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 87 |     fn multiply_with_overflow(self, other: Self) -> (Self, Option<Self>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_2` is never used
[INFO] [stdout]    --> src/main.rs:271:7
[INFO] [stdout]     |
[INFO] [stdout] 271 | const MASK_2: u64 = 0b1111;
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_3` is never used
[INFO] [stdout]    --> src/main.rs:272:7
[INFO] [stdout]     |
[INFO] [stdout] 272 | const MASK_3: u64 = 0b1110000;
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_5` is never used
[INFO] [stdout]    --> src/main.rs:273:7
[INFO] [stdout]     |
[INFO] [stdout] 273 | const MASK_5: u64 = 0b1110000000;
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_7` is never used
[INFO] [stdout]    --> src/main.rs:274:7
[INFO] [stdout]     |
[INFO] [stdout] 274 | const MASK_7: u64 = 0b110000000000;
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_11` is never used
[INFO] [stdout]    --> src/main.rs:275:7
[INFO] [stdout]     |
[INFO] [stdout] 275 | const MASK_11: u64 = 0b11000000000000;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_13` is never used
[INFO] [stdout]    --> src/main.rs:276:7
[INFO] [stdout]     |
[INFO] [stdout] 276 | const MASK_13: u64 = 0b1100000000000000;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_17` is never used
[INFO] [stdout]    --> src/main.rs:277:7
[INFO] [stdout]     |
[INFO] [stdout] 277 | const MASK_17: u64 = 0b110000000000000000;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_19` is never used
[INFO] [stdout]    --> src/main.rs:278:7
[INFO] [stdout]     |
[INFO] [stdout] 278 | const MASK_19: u64 = 0b11000000000000000000;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_23` is never used
[INFO] [stdout]    --> src/main.rs:279:7
[INFO] [stdout]     |
[INFO] [stdout] 279 | const MASK_23: u64 = 0b1100000000000000000000;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Fraction` is never constructed
[INFO] [stdout]    --> src/main.rs:336:8
[INFO] [stdout]     |
[INFO] [stdout] 336 | struct Fraction {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:344:8
[INFO] [stdout]     |
[INFO] [stdout] 343 | impl Fraction {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 344 |     fn new(nominator: i64, denominator: NonZeroU64) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "03a53b5fca8d6daefa58150b78b155bf3fdc39a90ad7f70ea901fd467d72f8f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03a53b5fca8d6daefa58150b78b155bf3fdc39a90ad7f70ea901fd467d72f8f3", kill_on_drop: false }`
[INFO] [stdout] 03a53b5fca8d6daefa58150b78b155bf3fdc39a90ad7f70ea901fd467d72f8f3