[INFO] fetching crate zk_secp256k1 0.1.0...
[INFO] testing zk_secp256k1-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate zk_secp256k1 0.1.0 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate zk_secp256k1 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-67/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 236adaf22608be9136e3c49b3b8e7817f278ea07db43ff71ad1ae21aea12dfb8
[INFO] running `Command { std: "docker" "start" "-a" "236adaf22608be9136e3c49b3b8e7817f278ea07db43ff71ad1ae21aea12dfb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "236adaf22608be9136e3c49b3b8e7817f278ea07db43ff71ad1ae21aea12dfb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "236adaf22608be9136e3c49b3b8e7817f278ea07db43ff71ad1ae21aea12dfb8", kill_on_drop: false }`
[INFO] [stdout] 236adaf22608be9136e3c49b3b8e7817f278ea07db43ff71ad1ae21aea12dfb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a04b2893a9417f8d75225cc7bdc219dda58293c05d0286a95f6111d27041bf70
[INFO] running `Command { std: "docker" "start" "-a" "a04b2893a9417f8d75225cc7bdc219dda58293c05d0286a95f6111d27041bf70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling uint v0.9.1
[INFO] [stderr]    Compiling zk_secp256k1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `params`
[INFO] [stdout]  --> src/secp256k1.rs:6:5
[INFO] [stdout]   |
[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: field is never read: `p`
[INFO] [stdout]   --> src/secp256k1.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     p: U256,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n`
[INFO] [stdout]   --> src/secp256k1.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     n: U256,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `b`
[INFO] [stdout]   --> src/secp256k1.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     b: U256,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gx`
[INFO] [stdout]   --> src/secp256k1.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     gx: U256,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gy`
[INFO] [stdout]   --> src/secp256k1.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     gy: U256,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bit_size`
[INFO] [stdout]   --> src/secp256k1.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     bit_size: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/secp256k1.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     name: String
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "a04b2893a9417f8d75225cc7bdc219dda58293c05d0286a95f6111d27041bf70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a04b2893a9417f8d75225cc7bdc219dda58293c05d0286a95f6111d27041bf70", kill_on_drop: false }`
[INFO] [stdout] a04b2893a9417f8d75225cc7bdc219dda58293c05d0286a95f6111d27041bf70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b4fb1d74c26821f75b1e295206ff35178a0ff52f6684cbdab38a307ab964df5
[INFO] running `Command { std: "docker" "start" "-a" "6b4fb1d74c26821f75b1e295206ff35178a0ff52f6684cbdab38a307ab964df5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: invalid feature `std` in required-features of target `unit_tests`: `std` is not present in [features] section
[INFO] [stdout] warning: field is never read: `params`
[INFO] [stdout]  --> src/secp256k1.rs:6:5
[INFO] [stdout]   |
[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: field is never read: `p`
[INFO] [stdout]   --> src/secp256k1.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     p: U256,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n`
[INFO] [stdout]   --> src/secp256k1.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     n: U256,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zk_secp256k1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `b`
[INFO] [stdout]   --> src/secp256k1.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     b: U256,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gx`
[INFO] [stdout]   --> src/secp256k1.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     gx: U256,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gy`
[INFO] [stdout]   --> src/secp256k1.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     gy: U256,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bit_size`
[INFO] [stdout]   --> src/secp256k1.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     bit_size: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/secp256k1.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     name: String
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zk_secp256k1` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6b4fb1d74c26821f75b1e295206ff35178a0ff52f6684cbdab38a307ab964df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4fb1d74c26821f75b1e295206ff35178a0ff52f6684cbdab38a307ab964df5", kill_on_drop: false }`
[INFO] [stdout] 6b4fb1d74c26821f75b1e295206ff35178a0ff52f6684cbdab38a307ab964df5