[INFO] cloning repository https://github.com/BEULAHEVANJALIN/zkp-bulletproofs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BEULAHEVANJALIN/zkp-bulletproofs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBEULAHEVANJALIN%2Fzkp-bulletproofs", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
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[INFO] checking BEULAHEVANJALIN/zkp-bulletproofs against master#43a4909ee98ed4d006d9d773f5d94dc58e34f846 for pr-157576
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBEULAHEVANJALIN%2Fzkp-bulletproofs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BEULAHEVANJALIN/zkp-bulletproofs
[INFO] finished tweaking git repo https://github.com/BEULAHEVANJALIN/zkp-bulletproofs
[INFO] tweaked toml for git repo https://github.com/BEULAHEVANJALIN/zkp-bulletproofs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BEULAHEVANJALIN/zkp-bulletproofs on toolchain 43a4909ee98ed4d006d9d773f5d94dc58e34f846
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BEULAHEVANJALIN/zkp-bulletproofs 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" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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] [stdout] warning: unused import: `schnorr::Signature`
[INFO] [stdout]  --> src/prover.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | use secp256k1::{Secp256k1, SecretKey, PublicKey, schnorr::Signature, Message, Keypair, All};
[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: `schnorr::Signature`
[INFO] [stdout]  --> src/prover.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | use secp256k1::{Secp256k1, SecretKey, PublicKey, schnorr::Signature, Message, Keypair, All};
[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 variable: `challenge`
[INFO] [stdout]   --> src/prover.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     challenge: &BulletproofChallenge,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_challenge`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `secp`
[INFO] [stdout]   --> src/prover.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let secp = Secp256k1::new();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_secp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `secp`
[INFO] [stdout]   --> src/confidential_tx.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let secp = Secp256k1::new();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_secp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `response_challenge` is never read
[INFO] [stdout]   --> src/prover.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct BulletproofResponse {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] 12 |     pub response_commitment: PublicKey,
[INFO] [stdout] 13 |     pub response_challenge: SecretKey,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `challenge` is never read
[INFO] [stdout]  --> src/challenge.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct BulletproofChallenge {
[INFO] [stdout]   |            -------------------- field in this struct
[INFO] [stdout] 7 |     pub challenge: SecretKey,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BulletproofChallenge` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `challenge`
[INFO] [stdout]   --> src/prover.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     challenge: &BulletproofChallenge,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_challenge`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `secp`
[INFO] [stdout]   --> src/prover.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let secp = Secp256k1::new();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_secp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `secp`
[INFO] [stdout]   --> src/confidential_tx.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let secp = Secp256k1::new();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_secp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `response_challenge` is never read
[INFO] [stdout]   --> src/prover.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct BulletproofResponse {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] 12 |     pub response_commitment: PublicKey,
[INFO] [stdout] 13 |     pub response_challenge: SecretKey,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `challenge` is never read
[INFO] [stdout]  --> src/challenge.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct BulletproofChallenge {
[INFO] [stdout]   |            -------------------- field in this struct
[INFO] [stdout] 7 |     pub challenge: SecretKey,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BulletproofChallenge` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.64s
[INFO] running `Command { std: "docker" "inspect" "86a5a4d84b94128081353f804f07055d8dca47278d428f7ec1d6ca5724eb28a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a5a4d84b94128081353f804f07055d8dca47278d428f7ec1d6ca5724eb28a0", kill_on_drop: false }`
[INFO] [stdout] 86a5a4d84b94128081353f804f07055d8dca47278d428f7ec1d6ca5724eb28a0