[INFO] fetching crate bitcoinsecp256k1-recovery 0.1.16-alpha.0...
[INFO] checking bitcoinsecp256k1-recovery-0.1.16-alpha.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate bitcoinsecp256k1-recovery 0.1.16-alpha.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bitcoinsecp256k1-recovery 0.1.16-alpha.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoinsecp256k1-recovery 0.1.16-alpha.0
[INFO] finished tweaking crates.io crate bitcoinsecp256k1-recovery 0.1.16-alpha.0
[INFO] tweaked toml for crates.io crate bitcoinsecp256k1-recovery 0.1.16-alpha.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 076eaa4115f181bf5b8f7b5cef3552b0c34fc15e6ac5a51cc5546e7c69f4f56b
[INFO] running `Command { std: "docker" "start" "-a" "076eaa4115f181bf5b8f7b5cef3552b0c34fc15e6ac5a51cc5546e7c69f4f56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "076eaa4115f181bf5b8f7b5cef3552b0c34fc15e6ac5a51cc5546e7c69f4f56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076eaa4115f181bf5b8f7b5cef3552b0c34fc15e6ac5a51cc5546e7c69f4f56b", kill_on_drop: false }`
[INFO] [stdout] 076eaa4115f181bf5b8f7b5cef3552b0c34fc15e6ac5a51cc5546e7c69f4f56b
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 113689cefafc54d20f5d27771c06c0ef6264bb231a742a7ac2e1071fa34caadd
[INFO] running `Command { std: "docker" "start" "-a" "113689cefafc54d20f5d27771c06c0ef6264bb231a742a7ac2e1071fa34caadd", kill_on_drop: false }`
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[INFO] [stderr]    Compiling bitcoin-secp256k1 v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinsecp256k1-recovery v0.1.16-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bitcoin_derive::*`
[INFO] [stdout]  --> src/imports.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) use bitcoin_derive::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitcoin_secp256k1::*`
[INFO] [stdout]  --> src/imports.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) use bitcoin_secp256k1::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/recovery.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | / /** 
[INFO] [stdout] 30 | |  | Parse a compact ECDSA signature (64 bytes
[INFO] [stdout] 31 | |  | + recovery id).
[INFO] [stdout] 32 | |  |
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |  |        recid:   the recovery id (0, 1, 2 or 3)
[INFO] [stdout] 44 | |  */
[INFO] [stdout]    | |___^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/recovery.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | / /** 
[INFO] [stdout] 57 | |  | Convert a recoverable signature into a normal
[INFO] [stdout] 58 | |  | signature.
[INFO] [stdout] 59 | |  |
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |  |
[INFO] [stdout] 67 | |  */
[INFO] [stdout]    | |___^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/recovery.rs:78:1
[INFO] [stdout]    |
[INFO] [stdout] 78 | / /** 
[INFO] [stdout] 79 | |  | Serialize an ECDSA signature in compact format
[INFO] [stdout] 80 | |  | (64 bytes + recovery id).
[INFO] [stdout] 81 | |  |
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |  |                  signature object (cannot be NULL)
[INFO] [stdout] 96 | |  */
[INFO] [stdout]    | |___^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/recovery.rs:108:1
[INFO] [stdout]     |
[INFO] [stdout] 108 | / /** 
[INFO] [stdout] 109 | |  | Create a recoverable ECDSA signature.
[INFO] [stdout] 110 | |  |
[INFO] [stdout] 111 | |  |  Returns: 1: signature created
[INFO] [stdout] ...   |
[INFO] [stdout] 140 | |  |                      be NULL)
[INFO] [stdout] 141 | |  */
[INFO] [stdout]     | |___^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/recovery.rs:155:1
[INFO] [stdout]     |
[INFO] [stdout] 155 | / /** 
[INFO] [stdout] 156 | |  | Recover an ECDSA public key from a signature.
[INFO] [stdout] 157 | |  |
[INFO] [stdout] 158 | |  |  Returns: 1: public key successfully recovered
[INFO] [stdout] ...   |
[INFO] [stdout] 180 | |  |                      (cannot be NULL)
[INFO] [stdout] 181 | |  */
[INFO] [stdout]     | |___^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         ctx:   *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/recovery.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |         r:     *mut Scalar,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/recovery.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 |         s:     *mut Scalar,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recid`
[INFO] [stdout]    --> src/recovery.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         recid: *mut i32,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_recid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]    --> src/recovery.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |         sig:   *const EcdsaRecoverableSignature)  {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]    --> src/recovery.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |         sig:   *mut EcdsaRecoverableSignature,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/recovery.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 221 |         r:     *const Scalar,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/recovery.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 222 |         s:     *const Scalar,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recid`
[INFO] [stdout]    --> src/recovery.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         recid: i32)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_recid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:239:9
[INFO] [stdout]     |
[INFO] [stdout] 239 |         ctx:     *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]    --> src/recovery.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |         sig:     *mut EcdsaRecoverableSignature,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input64`
[INFO] [stdout]    --> src/recovery.rs:241:9
[INFO] [stdout]     |
[INFO] [stdout] 241 |         input64: *const u8,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recid`
[INFO] [stdout]    --> src/recovery.rs:242:9
[INFO] [stdout]     |
[INFO] [stdout] 242 |         recid:   i32) -> i32 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_recid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:269:9
[INFO] [stdout]     |
[INFO] [stdout] 269 |         ctx:      *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output64`
[INFO] [stdout]    --> src/recovery.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 |         output64: *mut u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recid`
[INFO] [stdout]    --> src/recovery.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |         recid:    *mut i32,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_recid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]    --> src/recovery.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 272 |         sig:      *const EcdsaRecoverableSignature) -> i32 {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |         ctx:   *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]    --> src/recovery.rs:292:9
[INFO] [stdout]     |
[INFO] [stdout] 292 |         sig:   *mut Secp256k1EcdsaSignature,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sigin`
[INFO] [stdout]    --> src/recovery.rs:293:9
[INFO] [stdout]     |
[INFO] [stdout] 293 |         sigin: *const EcdsaRecoverableSignature) -> i32 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_sigin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:311:9
[INFO] [stdout]     |
[INFO] [stdout] 311 |         ctx:     *const EcMultContext,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sigr`
[INFO] [stdout]    --> src/recovery.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 |         sigr:    *const Scalar,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_sigr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sigs`
[INFO] [stdout]    --> src/recovery.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         sigs:    *const Scalar,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_sigs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pubkey`
[INFO] [stdout]    --> src/recovery.rs:314:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |         pubkey:  *mut Ge,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_pubkey`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]    --> src/recovery.rs:315:9
[INFO] [stdout]     |
[INFO] [stdout] 315 |         message: *const Scalar,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recid`
[INFO] [stdout]    --> src/recovery.rs:316:9
[INFO] [stdout]     |
[INFO] [stdout] 316 |         recid:   i32) -> i32 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_recid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |         ctx:       *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signature`
[INFO] [stdout]    --> src/recovery.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |         signature: *mut EcdsaRecoverableSignature,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msghash32`
[INFO] [stdout]    --> src/recovery.rs:359:9
[INFO] [stdout]     |
[INFO] [stdout] 359 |         msghash32: *const u8,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_msghash32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seckey`
[INFO] [stdout]    --> src/recovery.rs:360:9
[INFO] [stdout]     |
[INFO] [stdout] 360 |         seckey:    *const u8,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_seckey`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `noncefp`
[INFO] [stdout]    --> src/recovery.rs:361:9
[INFO] [stdout]     |
[INFO] [stdout] 361 |         noncefp:   NonceFunction,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_noncefp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `noncedata`
[INFO] [stdout]    --> src/recovery.rs:362:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |         noncedata: *const c_void) -> i32 {
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_noncedata`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:381:9
[INFO] [stdout]     |
[INFO] [stdout] 381 |         ctx:       *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pubkey`
[INFO] [stdout]    --> src/recovery.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |         pubkey:    *mut PubKey,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_pubkey`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signature`
[INFO] [stdout]    --> src/recovery.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 |         signature: *const EcdsaRecoverableSignature,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msghash32`
[INFO] [stdout]    --> src/recovery.rs:384:9
[INFO] [stdout]     |
[INFO] [stdout] 384 |         msghash32: *const u8) -> i32 {
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_msghash32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nonce32`
[INFO] [stdout]    --> src/recovery.rs:414:9
[INFO] [stdout]     |
[INFO] [stdout] 414 |         nonce32: *mut u8,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nonce32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg32`
[INFO] [stdout]    --> src/recovery.rs:415:9
[INFO] [stdout]     |
[INFO] [stdout] 415 |         msg32:   *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_msg32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key32`
[INFO] [stdout]    --> src/recovery.rs:416:9
[INFO] [stdout]     |
[INFO] [stdout] 416 |         key32:   *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_key32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `algo16`
[INFO] [stdout]    --> src/recovery.rs:417:9
[INFO] [stdout]     |
[INFO] [stdout] 417 |         algo16:  *const u8,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_algo16`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/recovery.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |         data:    *mut c_void,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `counter`
[INFO] [stdout]    --> src/recovery.rs:419:9
[INFO] [stdout]     |
[INFO] [stdout] 419 |         counter: u32) -> i32 {
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:828:9
[INFO] [stdout]     |
[INFO] [stdout] 828 |         ctx:   *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group`
[INFO] [stdout]    --> src/recovery.rs:829:9
[INFO] [stdout]     |
[INFO] [stdout] 829 |         group: *const Ge)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_group`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:903:9
[INFO] [stdout]     |
[INFO] [stdout] 903 |         ctx:   *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group`
[INFO] [stdout]    --> src/recovery.rs:904:9
[INFO] [stdout]     |
[INFO] [stdout] 904 |         group: *const Ge)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_group`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:971:9
[INFO] [stdout]     |
[INFO] [stdout] 971 |         ctx:   *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group`
[INFO] [stdout]    --> src/recovery.rs:972:9
[INFO] [stdout]     |
[INFO] [stdout] 972 |         group: *const Ge)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_group`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]   --> src/recovery.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct EcdsaRecoverableSignature {
[INFO] [stdout]    |            ------------------------- field in this struct
[INFO] [stdout] 26 |     data: [u8; 65],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 56 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitcoin_derive::*`
[INFO] [stdout]  --> src/imports.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) use bitcoin_derive::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitcoin_secp256k1::*`
[INFO] [stdout]  --> src/imports.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) use bitcoin_secp256k1::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/recovery.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | / /** 
[INFO] [stdout] 30 | |  | Parse a compact ECDSA signature (64 bytes
[INFO] [stdout] 31 | |  | + recovery id).
[INFO] [stdout] 32 | |  |
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |  |        recid:   the recovery id (0, 1, 2 or 3)
[INFO] [stdout] 44 | |  */
[INFO] [stdout]    | |___^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/recovery.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | / /** 
[INFO] [stdout] 57 | |  | Convert a recoverable signature into a normal
[INFO] [stdout] 58 | |  | signature.
[INFO] [stdout] 59 | |  |
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |  |
[INFO] [stdout] 67 | |  */
[INFO] [stdout]    | |___^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/recovery.rs:78:1
[INFO] [stdout]    |
[INFO] [stdout] 78 | / /** 
[INFO] [stdout] 79 | |  | Serialize an ECDSA signature in compact format
[INFO] [stdout] 80 | |  | (64 bytes + recovery id).
[INFO] [stdout] 81 | |  |
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |  |                  signature object (cannot be NULL)
[INFO] [stdout] 96 | |  */
[INFO] [stdout]    | |___^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/recovery.rs:108:1
[INFO] [stdout]     |
[INFO] [stdout] 108 | / /** 
[INFO] [stdout] 109 | |  | Create a recoverable ECDSA signature.
[INFO] [stdout] 110 | |  |
[INFO] [stdout] 111 | |  |  Returns: 1: signature created
[INFO] [stdout] ...   |
[INFO] [stdout] 140 | |  |                      be NULL)
[INFO] [stdout] 141 | |  */
[INFO] [stdout]     | |___^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/recovery.rs:155:1
[INFO] [stdout]     |
[INFO] [stdout] 155 | / /** 
[INFO] [stdout] 156 | |  | Recover an ECDSA public key from a signature.
[INFO] [stdout] 157 | |  |
[INFO] [stdout] 158 | |  |  Returns: 1: public key successfully recovered
[INFO] [stdout] ...   |
[INFO] [stdout] 180 | |  |                      (cannot be NULL)
[INFO] [stdout] 181 | |  */
[INFO] [stdout]     | |___^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         ctx:   *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/recovery.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |         r:     *mut Scalar,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/recovery.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 |         s:     *mut Scalar,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recid`
[INFO] [stdout]    --> src/recovery.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         recid: *mut i32,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_recid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]    --> src/recovery.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |         sig:   *const EcdsaRecoverableSignature)  {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]    --> src/recovery.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |         sig:   *mut EcdsaRecoverableSignature,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/recovery.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 221 |         r:     *const Scalar,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/recovery.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 222 |         s:     *const Scalar,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recid`
[INFO] [stdout]    --> src/recovery.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         recid: i32)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_recid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:239:9
[INFO] [stdout]     |
[INFO] [stdout] 239 |         ctx:     *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]    --> src/recovery.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |         sig:     *mut EcdsaRecoverableSignature,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input64`
[INFO] [stdout]    --> src/recovery.rs:241:9
[INFO] [stdout]     |
[INFO] [stdout] 241 |         input64: *const u8,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recid`
[INFO] [stdout]    --> src/recovery.rs:242:9
[INFO] [stdout]     |
[INFO] [stdout] 242 |         recid:   i32) -> i32 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_recid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:269:9
[INFO] [stdout]     |
[INFO] [stdout] 269 |         ctx:      *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output64`
[INFO] [stdout]    --> src/recovery.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 |         output64: *mut u8,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recid`
[INFO] [stdout]    --> src/recovery.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |         recid:    *mut i32,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_recid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]    --> src/recovery.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 272 |         sig:      *const EcdsaRecoverableSignature) -> i32 {
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |         ctx:   *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sig`
[INFO] [stdout]    --> src/recovery.rs:292:9
[INFO] [stdout]     |
[INFO] [stdout] 292 |         sig:   *mut Secp256k1EcdsaSignature,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sigin`
[INFO] [stdout]    --> src/recovery.rs:293:9
[INFO] [stdout]     |
[INFO] [stdout] 293 |         sigin: *const EcdsaRecoverableSignature) -> i32 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_sigin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:311:9
[INFO] [stdout]     |
[INFO] [stdout] 311 |         ctx:     *const EcMultContext,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sigr`
[INFO] [stdout]    --> src/recovery.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 |         sigr:    *const Scalar,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_sigr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sigs`
[INFO] [stdout]    --> src/recovery.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         sigs:    *const Scalar,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_sigs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pubkey`
[INFO] [stdout]    --> src/recovery.rs:314:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |         pubkey:  *mut Ge,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_pubkey`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]    --> src/recovery.rs:315:9
[INFO] [stdout]     |
[INFO] [stdout] 315 |         message: *const Scalar,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recid`
[INFO] [stdout]    --> src/recovery.rs:316:9
[INFO] [stdout]     |
[INFO] [stdout] 316 |         recid:   i32) -> i32 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_recid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |         ctx:       *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signature`
[INFO] [stdout]    --> src/recovery.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |         signature: *mut EcdsaRecoverableSignature,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msghash32`
[INFO] [stdout]    --> src/recovery.rs:359:9
[INFO] [stdout]     |
[INFO] [stdout] 359 |         msghash32: *const u8,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_msghash32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seckey`
[INFO] [stdout]    --> src/recovery.rs:360:9
[INFO] [stdout]     |
[INFO] [stdout] 360 |         seckey:    *const u8,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_seckey`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `noncefp`
[INFO] [stdout]    --> src/recovery.rs:361:9
[INFO] [stdout]     |
[INFO] [stdout] 361 |         noncefp:   NonceFunction,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_noncefp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `noncedata`
[INFO] [stdout]    --> src/recovery.rs:362:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |         noncedata: *const c_void) -> i32 {
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_noncedata`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:381:9
[INFO] [stdout]     |
[INFO] [stdout] 381 |         ctx:       *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pubkey`
[INFO] [stdout]    --> src/recovery.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |         pubkey:    *mut PubKey,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_pubkey`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signature`
[INFO] [stdout]    --> src/recovery.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 |         signature: *const EcdsaRecoverableSignature,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msghash32`
[INFO] [stdout]    --> src/recovery.rs:384:9
[INFO] [stdout]     |
[INFO] [stdout] 384 |         msghash32: *const u8) -> i32 {
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_msghash32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nonce32`
[INFO] [stdout]    --> src/recovery.rs:414:9
[INFO] [stdout]     |
[INFO] [stdout] 414 |         nonce32: *mut u8,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nonce32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg32`
[INFO] [stdout]    --> src/recovery.rs:415:9
[INFO] [stdout]     |
[INFO] [stdout] 415 |         msg32:   *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_msg32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key32`
[INFO] [stdout]    --> src/recovery.rs:416:9
[INFO] [stdout]     |
[INFO] [stdout] 416 |         key32:   *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_key32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `algo16`
[INFO] [stdout]    --> src/recovery.rs:417:9
[INFO] [stdout]     |
[INFO] [stdout] 417 |         algo16:  *const u8,
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_algo16`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/recovery.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |         data:    *mut c_void,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `counter`
[INFO] [stdout]    --> src/recovery.rs:419:9
[INFO] [stdout]     |
[INFO] [stdout] 419 |         counter: u32) -> i32 {
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:828:9
[INFO] [stdout]     |
[INFO] [stdout] 828 |         ctx:   *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group`
[INFO] [stdout]    --> src/recovery.rs:829:9
[INFO] [stdout]     |
[INFO] [stdout] 829 |         group: *const Ge)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_group`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:903:9
[INFO] [stdout]     |
[INFO] [stdout] 903 |         ctx:   *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group`
[INFO] [stdout]    --> src/recovery.rs:904:9
[INFO] [stdout]     |
[INFO] [stdout] 904 |         group: *const Ge)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_group`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/recovery.rs:971:9
[INFO] [stdout]     |
[INFO] [stdout] 971 |         ctx:   *const Secp256k1Context,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group`
[INFO] [stdout]    --> src/recovery.rs:972:9
[INFO] [stdout]     |
[INFO] [stdout] 972 |         group: *const Ge)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_group`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]   --> src/recovery.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct EcdsaRecoverableSignature {
[INFO] [stdout]    |            ------------------------- field in this struct
[INFO] [stdout] 26 |     data: [u8; 65],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 56 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.25s
[INFO] running `Command { std: "docker" "inspect" "113689cefafc54d20f5d27771c06c0ef6264bb231a742a7ac2e1071fa34caadd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "113689cefafc54d20f5d27771c06c0ef6264bb231a742a7ac2e1071fa34caadd", kill_on_drop: false }`
[INFO] [stdout] 113689cefafc54d20f5d27771c06c0ef6264bb231a742a7ac2e1071fa34caadd
