[INFO] cloning repository https://github.com/buglov/zk-sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/buglov/zk-sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuglov%2Fzk-sudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuglov%2Fzk-sudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5250fd13affa8178467d2d33003b8f004351544
[INFO] testing buglov/zk-sudoku against master#e9385f9eea0221ef295a188d49d16f8f5189abf1 for pr-146098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuglov%2Fzk-sudoku" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/buglov/zk-sudoku
[INFO] finished tweaking git repo https://github.com/buglov/zk-sudoku
[INFO] tweaked toml for git repo https://github.com/buglov/zk-sudoku written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/buglov/zk-sudoku on toolchain e9385f9eea0221ef295a188d49d16f8f5189abf1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/buglov/zk-sudoku 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" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sudoku v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9026f27134f0dd1c5443d7e2cad225999082dedae4e8297f6269447157d8dc62
[INFO] running `Command { std: "docker" "start" "-a" "9026f27134f0dd1c5443d7e2cad225999082dedae4e8297f6269447157d8dc62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9026f27134f0dd1c5443d7e2cad225999082dedae4e8297f6269447157d8dc62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9026f27134f0dd1c5443d7e2cad225999082dedae4e8297f6269447157d8dc62", kill_on_drop: false }`
[INFO] [stdout] 9026f27134f0dd1c5443d7e2cad225999082dedae4e8297f6269447157d8dc62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a50bae00c0ea29492b2447348df20206c6ffff74329e017083d87402910125a
[INFO] running `Command { std: "docker" "start" "-a" "4a50bae00c0ea29492b2447348df20206c6ffff74329e017083d87402910125a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling getrandom v0.2.12
[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 v1.0.57
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling sudoku v0.8.0
[INFO] [stderr]    Compiling zk-sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sudoku::Sudoku`
[INFO] [stdout]  --> src/commitments.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sudoku::Sudoku;
[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: `rand::prelude::SliceRandom`
[INFO] [stdout]  --> src/commitments.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::prelude::SliceRandom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Witness`
[INFO] [stdout]  --> src/verifier.rs:2:54
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::types::{ProofError, Challenge, Statement, Witness};
[INFO] [stdout]   |                                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PermutedCommittedSudoku` and `Prover`
[INFO] [stdout]  --> src/verifier.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::prover::{Prover, PermutedCommittedSudoku};
[INFO] [stdout]   |                     ^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sudoku::Sudoku`
[INFO] [stdout]  --> src/verifier.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sudoku::Sudoku;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::SliceRandom`
[INFO] [stdout]  --> src/verifier.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::prelude::SliceRandom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/prover.rs:73:33
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     if let Some(v) = value {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/verifier.rs:78:33
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     if let Some(v) = value {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.39s
[INFO] running `Command { std: "docker" "inspect" "4a50bae00c0ea29492b2447348df20206c6ffff74329e017083d87402910125a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a50bae00c0ea29492b2447348df20206c6ffff74329e017083d87402910125a", kill_on_drop: false }`
[INFO] [stdout] 4a50bae00c0ea29492b2447348df20206c6ffff74329e017083d87402910125a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62efcb2ae5cfe62b4b8aa37f8f9c027b13adae1671d20e67f65e6b4c6fe99ee3
[INFO] running `Command { std: "docker" "start" "-a" "62efcb2ae5cfe62b4b8aa37f8f9c027b13adae1671d20e67f65e6b4c6fe99ee3", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `sudoku::Sudoku`
[INFO] [stdout]  --> src/commitments.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sudoku::Sudoku;
[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: `rand::prelude::SliceRandom`
[INFO] [stdout]  --> src/commitments.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::prelude::SliceRandom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zk-sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Witness`
[INFO] [stdout]  --> src/verifier.rs:2:54
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::types::{ProofError, Challenge, Statement, Witness};
[INFO] [stdout]   |                                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PermutedCommittedSudoku` and `Prover`
[INFO] [stdout]  --> src/verifier.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::prover::{Prover, PermutedCommittedSudoku};
[INFO] [stdout]   |                     ^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sudoku::Sudoku`
[INFO] [stdout]  --> src/verifier.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sudoku::Sudoku;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::SliceRandom`
[INFO] [stdout]  --> src/verifier.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::prelude::SliceRandom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/prover.rs:73:33
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     if let Some(v) = value {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/verifier.rs:78:33
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     if let Some(v) = value {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::SliceRandom`
[INFO] [stdout]  --> src/commitments.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::prelude::SliceRandom;
[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: `Witness`
[INFO] [stdout]  --> src/verifier.rs:2:54
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::types::{ProofError, Challenge, Statement, Witness};
[INFO] [stdout]   |                                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::SliceRandom`
[INFO] [stdout]  --> src/verifier.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::prelude::SliceRandom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/prover.rs:73:33
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     if let Some(v) = value {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/verifier.rs:78:33
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     if let Some(v) = value {
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "62efcb2ae5cfe62b4b8aa37f8f9c027b13adae1671d20e67f65e6b4c6fe99ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62efcb2ae5cfe62b4b8aa37f8f9c027b13adae1671d20e67f65e6b4c6fe99ee3", kill_on_drop: false }`
[INFO] [stdout] 62efcb2ae5cfe62b4b8aa37f8f9c027b13adae1671d20e67f65e6b4c6fe99ee3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e2412f162c42991b5b7d8283ea66db04a5c3d1eb092f3775493675d8f3e3d094
[INFO] running `Command { std: "docker" "start" "-a" "e2412f162c42991b5b7d8283ea66db04a5c3d1eb092f3775493675d8f3e3d094", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `sudoku::Sudoku`
[INFO] [stderr]  --> src/commitments.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use sudoku::Sudoku;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::SliceRandom`
[INFO] [stderr]  --> src/commitments.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rand::prelude::SliceRandom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Witness`
[INFO] [stderr]  --> src/verifier.rs:2:54
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::types::{ProofError, Challenge, Statement, Witness};
[INFO] [stderr]   |                                                      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PermutedCommittedSudoku` and `Prover`
[INFO] [stderr]  --> src/verifier.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::prover::{Prover, PermutedCommittedSudoku};
[INFO] [stdout] 
[INFO] [stderr]   |                     ^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] running 5 tests
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sudoku::Sudoku`
[INFO] [stderr]  --> src/verifier.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use sudoku::Sudoku;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::SliceRandom`
[INFO] [stderr]  --> src/verifier.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::prelude::SliceRandom;
[INFO] [stdout] test commitments::tests::test_get_subgrid ... ok
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/prover.rs:73:33
[INFO] [stderr]    |
[INFO] [stderr] 73 |                     if let Some(v) = value {
[INFO] [stderr]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/verifier.rs:78:33
[INFO] [stderr]    |
[INFO] [stderr] 78 |                     if let Some(v) = value {
[INFO] [stderr]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: `zk-sudoku` (lib) generated 8 warnings (run `cargo fix --lib -p zk-sudoku` to apply 6 suggestions)
[INFO] [stderr] warning: unused import: `rand::prelude::SliceRandom`
[INFO] [stderr]  --> src/commitments.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rand::prelude::SliceRandom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `zk-sudoku` (lib test) generated 5 warnings (4 duplicates) (run `cargo fix --lib -p zk-sudoku --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/zk_sudoku-1205a6c80bd26d3f)
[INFO] [stdout] test commitments::tests::test_get_row ... ok
[INFO] [stdout] test commitments::tests::test_commitment ... ok
[INFO] [stdout] test commitments::tests::test_get_column ... ok
[INFO] [stdout] test verifier::tests::test_prover_verifier ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zk_sudoku
[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" "e2412f162c42991b5b7d8283ea66db04a5c3d1eb092f3775493675d8f3e3d094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2412f162c42991b5b7d8283ea66db04a5c3d1eb092f3775493675d8f3e3d094", kill_on_drop: false }`
[INFO] [stdout] e2412f162c42991b5b7d8283ea66db04a5c3d1eb092f3775493675d8f3e3d094