[INFO] fetching crate zk_secp256k1 0.1.0...
[INFO] testing zk_secp256k1-0.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate zk_secp256k1 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate zk_secp256k1 0.1.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zk_secp256k1 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate zk_secp256k1 0.1.0
[INFO] tweaked toml for crates.io crate zk_secp256k1 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47db7d372b8e000296d99703ecd9345e7966181055dacff5d5dba5b73c6b868b
[INFO] running `Command { std: "docker" "start" "-a" "47db7d372b8e000296d99703ecd9345e7966181055dacff5d5dba5b73c6b868b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47db7d372b8e000296d99703ecd9345e7966181055dacff5d5dba5b73c6b868b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47db7d372b8e000296d99703ecd9345e7966181055dacff5d5dba5b73c6b868b", kill_on_drop: false }`
[INFO] [stdout] 47db7d372b8e000296d99703ecd9345e7966181055dacff5d5dba5b73c6b868b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 673ae54fc7a7c501ee9e2308f1ed96678d6e2a142243a2946aa3aba8151f0507
[INFO] running `Command { std: "docker" "start" "-a" "673ae54fc7a7c501ee9e2308f1ed96678d6e2a142243a2946aa3aba8151f0507", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling zk_secp256k1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `params` is never read
[INFO] [stdout]  --> src/secp256k1.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Curve {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 6 |     params: CurveParams
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/secp256k1.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct CurveParams {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 11 |     // prime number of modulo
[INFO] [stdout] 12 |     p: U256,
[INFO] [stdout]    |     ^
[INFO] [stdout] 13 |     // base point order
[INFO] [stdout] 14 |     n: U256,
[INFO] [stdout]    |     ^
[INFO] [stdout] 15 |     // coefficient of zero degree
[INFO] [stdout] 16 |     b: U256,
[INFO] [stdout]    |     ^
[INFO] [stdout] 17 |     // base point coordinate
[INFO] [stdout] 18 |     gx: U256,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 19 |     gy: U256,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 20 |     // bit size
[INFO] [stdout] 21 |     bit_size: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 22 |     // elliptic curve algorithm name
[INFO] [stdout] 23 |     name: String
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CurveParams` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "673ae54fc7a7c501ee9e2308f1ed96678d6e2a142243a2946aa3aba8151f0507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "673ae54fc7a7c501ee9e2308f1ed96678d6e2a142243a2946aa3aba8151f0507", kill_on_drop: false }`
[INFO] [stdout] 673ae54fc7a7c501ee9e2308f1ed96678d6e2a142243a2946aa3aba8151f0507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c8fa272f498540e40d96958576603efd0bdf22977f9a771ce82d92666513c35
[INFO] running `Command { std: "docker" "start" "-a" "3c8fa272f498540e40d96958576603efd0bdf22977f9a771ce82d92666513c35", kill_on_drop: false }`
[INFO] [stderr] warning: invalid feature `std` in required-features of target `unit_tests`: `std` is not present in [features] section
[INFO] [stdout] warning: field `params` is never read
[INFO] [stdout]  --> src/secp256k1.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Curve {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 6 |     params: CurveParams
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zk_secp256k1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/secp256k1.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct CurveParams {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 11 |     // prime number of modulo
[INFO] [stdout] 12 |     p: U256,
[INFO] [stdout]    |     ^
[INFO] [stdout] 13 |     // base point order
[INFO] [stdout] 14 |     n: U256,
[INFO] [stdout]    |     ^
[INFO] [stdout] 15 |     // coefficient of zero degree
[INFO] [stdout] 16 |     b: U256,
[INFO] [stdout]    |     ^
[INFO] [stdout] 17 |     // base point coordinate
[INFO] [stdout] 18 |     gx: U256,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 19 |     gy: U256,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 20 |     // bit size
[INFO] [stdout] 21 |     bit_size: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 22 |     // elliptic curve algorithm name
[INFO] [stdout] 23 |     name: String
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CurveParams` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `Curve` in the current scope
[INFO] [stdout]   --> src/lib.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let curve = Curve::new();
[INFO] [stdout]    |                            ^^^ function or associated item not found in `Curve`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/secp256k1.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Curve {
[INFO] [stdout]    | ---------------- function or associated item `new` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zk_secp256k1` (lib test) due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3c8fa272f498540e40d96958576603efd0bdf22977f9a771ce82d92666513c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8fa272f498540e40d96958576603efd0bdf22977f9a771ce82d92666513c35", kill_on_drop: false }`
[INFO] [stdout] 3c8fa272f498540e40d96958576603efd0bdf22977f9a771ce82d92666513c35
