[INFO] cloning repository https://github.com/maxencefrenette/project-euler-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxencefrenette/project-euler-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxencefrenette%2Fproject-euler-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxencefrenette%2Fproject-euler-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e77add66b87aacd141b767c4ddaa5876963e1f0
[INFO] checking maxencefrenette/project-euler-rust against try#dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e for pr-153721
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxencefrenette%2Fproject-euler-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/maxencefrenette/project-euler-rust
[INFO] finished tweaking git repo https://github.com/maxencefrenette/project-euler-rust
[INFO] tweaked toml for git repo https://github.com/maxencefrenette/project-euler-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/maxencefrenette/project-euler-rust on toolchain dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/maxencefrenette/project-euler-rust 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" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "47c9ba6a1472b5aae24d50f0be281258ba3c83cd283d226b3b577ddf5acaab6a" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47c9ba6a1472b5aae24d50f0be281258ba3c83cd283d226b3b577ddf5acaab6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "47c9ba6a1472b5aae24d50f0be281258ba3c83cd283d226b3b577ddf5acaab6a" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking quick-error v1.2.2
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[INFO] [stderr]     Checking mod_exp v1.0.1
[INFO] [stderr]    Compiling project-euler-macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stderr]     Checking project-euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/solutions/p17.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |         n @ 14...19 => format!("{}teen", spell(n - 10)),
[INFO] [stdout]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/solutions/p17.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |         n @ 20...99 => {
[INFO] [stdout]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/solutions/p17.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |         n @ 100...999 => {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/solutions/p17.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |         n @ 14...19 => format!("{}teen", spell(n - 10)),
[INFO] [stdout]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/solutions/p17.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |         n @ 20...99 => {
[INFO] [stdout]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/solutions/p17.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |         n @ 100...999 => {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Digits` is never constructed
[INFO] [stdout]   --> src/common.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Digits {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `digits` is never used
[INFO] [stdout]   --> src/common.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn digits(num: u64) -> Digits {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_digits` is never used
[INFO] [stdout]   --> src/common.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn sum_digits(mut n: BigUint) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial` is never used
[INFO] [stdout]   --> src/common.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn factorial(n: u64) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_pow` is never used
[INFO] [stdout]   --> src/common.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub fn mod_pow(n: u64, k: u64, m: u64) -> u64 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p1.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p2.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_palindrome` is never used
[INFO] [stdout]  --> src/solutions/p4.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn is_palindrome(mut n: u64) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]   --> src/solutions/p4.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn solve() -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lcm` is never used
[INFO] [stdout]  --> src/solutions/p5.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn lcm(a: u64, b: u64) -> u64 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p5.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p6.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p7.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_digit` is never used
[INFO] [stdout]  --> src/solutions/p8.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn parse_digit(c: char) -> Result<u8, ()> {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]   --> src/solutions/p8.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn solve() -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p9.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p10.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p11.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p12.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p13.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]   --> src/solutions/p14.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn solve() -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]   --> src/solutions/p15.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn solve() -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p16.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spell` is never used
[INFO] [stdout]  --> src/solutions/p17.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn spell(n: u64) -> String {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]   --> src/solutions/p17.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn solve() -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `max_path` is never used
[INFO] [stdout]  --> src/solutions/p18.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn max_path(raw_data: &str) -> u64 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]   --> src/solutions/p18.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn solve() -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p19.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p20.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_divisors` is never used
[INFO] [stdout]  --> src/solutions/p21.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn sum_divisors(n: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p21.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p22.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p23.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p25.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p26.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p27.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn solve() -> isize {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p28.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p29.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve() -> usize {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p30.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p31.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p33.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn solve() -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p34.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p39.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p48.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p67.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p69.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p71.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p73.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]  --> src/solutions/p249.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve() -> u64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `slope` is never used
[INFO] [stdout]  --> src/solutions/p292.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn slope(triple: (i32, i32, u32)) -> f32 {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]   --> src/solutions/p292.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn add(a: (i32, i32, u32), b: (i32, i32, u32)) -> (i32, i32, u32) {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]   --> src/solutions/p292.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn solve() -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `N` is never used
[INFO] [stdout]  --> src/solutions/p495.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const N: u64 = 10_000;
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `K` is never used
[INFO] [stdout]  --> src/solutions/p495.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const K: u64 = 30;
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `M` is never used
[INFO] [stdout]  --> src/solutions/p495.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const M: u64 = 1_000_000_007;
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul` is never used
[INFO] [stdout]  --> src/solutions/p495.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn mul(a: u64, b: u64) -> u64 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `choose` is never used
[INFO] [stdout]   --> src/solutions/p495.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn choose(n: u64, k: u64) -> u64 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fact` is never used
[INFO] [stdout]   --> src/solutions/p495.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn fact(n: u64) -> u64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_inverse` is never used
[INFO] [stdout]   --> src/solutions/p495.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn mod_inverse(n: u64) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]   --> src/solutions/p495.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn solve() -> u64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.68s
[INFO] running `Command { std: "docker" "inspect" "47c9ba6a1472b5aae24d50f0be281258ba3c83cd283d226b3b577ddf5acaab6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c9ba6a1472b5aae24d50f0be281258ba3c83cd283d226b3b577ddf5acaab6a", kill_on_drop: false }`
[INFO] [stdout] 47c9ba6a1472b5aae24d50f0be281258ba3c83cd283d226b3b577ddf5acaab6a
