[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] checking buglov/zk-sudoku/f5250fd13affa8178467d2d33003b8f004351544 against master#4847d6a9d07d4be9ba3196f6ad444af2d7bdde72 for pr-134276
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuglov%2Fzk-sudoku" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/buglov/zk-sudoku on toolchain 4847d6a9d07d4be9ba3196f6ad444af2d7bdde72
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2-tc1/source/Cargo.toml
[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" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d5833a8f800f77ac249442fe6505882ae78fb5b80ef8ead2228a409aa6c0e5e
[INFO] running `Command { std: "docker" "start" "-a" "0d5833a8f800f77ac249442fe6505882ae78fb5b80ef8ead2228a409aa6c0e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d5833a8f800f77ac249442fe6505882ae78fb5b80ef8ead2228a409aa6c0e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d5833a8f800f77ac249442fe6505882ae78fb5b80ef8ead2228a409aa6c0e5e", kill_on_drop: false }`
[INFO] [stdout] 0d5833a8f800f77ac249442fe6505882ae78fb5b80ef8ead2228a409aa6c0e5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7535e8432e9f1b8248aa6d8bed6d2cf975d2c545ee4e727971689ae57026e058
[INFO] running `Command { std: "docker" "start" "-a" "7535e8432e9f1b8248aa6d8bed6d2cf975d2c545ee4e727971689ae57026e058", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]     Checking sudoku v0.8.0
[INFO] [stderr]     Checking 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 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] [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 4.37s
[INFO] running `Command { std: "docker" "inspect" "7535e8432e9f1b8248aa6d8bed6d2cf975d2c545ee4e727971689ae57026e058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7535e8432e9f1b8248aa6d8bed6d2cf975d2c545ee4e727971689ae57026e058", kill_on_drop: false }`
[INFO] [stdout] 7535e8432e9f1b8248aa6d8bed6d2cf975d2c545ee4e727971689ae57026e058