[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 try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuglov%2Fzk-sudoku" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-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-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/buglov/zk-sudoku on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.78
[INFO] [stderr]   Downloaded thiserror-impl v1.0.57
[INFO] [stderr]   Downloaded thiserror v1.0.57
[INFO] [stderr]   Downloaded syn v2.0.48
[INFO] [stderr]   Downloaded sudoku v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43f54c3f9654db845cc23da7a6a08a584ad2d62f5ee74095f1f17f7dfdae55b3
[INFO] running `Command { std: "docker" "start" "-a" "43f54c3f9654db845cc23da7a6a08a584ad2d62f5ee74095f1f17f7dfdae55b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43f54c3f9654db845cc23da7a6a08a584ad2d62f5ee74095f1f17f7dfdae55b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f54c3f9654db845cc23da7a6a08a584ad2d62f5ee74095f1f17f7dfdae55b3", kill_on_drop: false }`
[INFO] [stdout] 43f54c3f9654db845cc23da7a6a08a584ad2d62f5ee74095f1f17f7dfdae55b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8574256ba5d02cf6c8c493b68a5a9d527fc1511daad89b50079d0e54cd5133b1
[INFO] running `Command { std: "docker" "start" "-a" "8574256ba5d02cf6c8c493b68a5a9d527fc1511daad89b50079d0e54cd5133b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[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 crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling thiserror-impl 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)]` 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)]` 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 17.11s
[INFO] running `Command { std: "docker" "inspect" "8574256ba5d02cf6c8c493b68a5a9d527fc1511daad89b50079d0e54cd5133b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8574256ba5d02cf6c8c493b68a5a9d527fc1511daad89b50079d0e54cd5133b1", kill_on_drop: false }`
[INFO] [stdout] 8574256ba5d02cf6c8c493b68a5a9d527fc1511daad89b50079d0e54cd5133b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 0f501ec6f0ca4f9b48aef4135668d5009e25021c67fb0ef1609efb19811bb0b9
[INFO] running `Command { std: "docker" "start" "-a" "0f501ec6f0ca4f9b48aef4135668d5009e25021c67fb0ef1609efb19811bb0b9", kill_on_drop: false }`
[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)]` 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)]` 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)]` 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)]` 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 1.15s
[INFO] running `Command { std: "docker" "inspect" "0f501ec6f0ca4f9b48aef4135668d5009e25021c67fb0ef1609efb19811bb0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f501ec6f0ca4f9b48aef4135668d5009e25021c67fb0ef1609efb19811bb0b9", kill_on_drop: false }`
[INFO] [stdout] 0f501ec6f0ca4f9b48aef4135668d5009e25021c67fb0ef1609efb19811bb0b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] bcb9bcc4c0c6ddc73e9724d9943777551dfe04d5eea6b7ffc5b303228700896d
[INFO] running `Command { std: "docker" "start" "-a" "bcb9bcc4c0c6ddc73e9724d9943777551dfe04d5eea6b7ffc5b303228700896d", 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)]` 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] [stderr]   |                     ^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[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] [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)]` 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)]` 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/x86_64-unknown-linux-musl/debug/deps/zk_sudoku-be6c4cd6eb5904b8)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test commitments::tests::test_get_column ... ok
[INFO] [stdout] test commitments::tests::test_get_subgrid ... ok
[INFO] [stdout] test commitments::tests::test_commitment ... ok
[INFO] [stdout] test commitments::tests::test_get_row ... 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 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bcb9bcc4c0c6ddc73e9724d9943777551dfe04d5eea6b7ffc5b303228700896d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcb9bcc4c0c6ddc73e9724d9943777551dfe04d5eea6b7ffc5b303228700896d", kill_on_drop: false }`
[INFO] [stdout] bcb9bcc4c0c6ddc73e9724d9943777551dfe04d5eea6b7ffc5b303228700896d