[INFO] fetching crate create-bitcoin-transaction 0.1.3...
[INFO] testing create-bitcoin-transaction-0.1.3 against 1.69.0 for beta-1.70-1
[INFO] extracting crate create-bitcoin-transaction 0.1.3 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate create-bitcoin-transaction 0.1.3 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate create-bitcoin-transaction 0.1.3
[INFO] finished tweaking crates.io crate create-bitcoin-transaction 0.1.3
[INFO] tweaked toml for crates.io crate create-bitcoin-transaction 0.1.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate create-bitcoin-transaction 0.1.3 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitcoin-bech32 v0.12.1
[INFO] [stderr]   Downloaded sha256 v1.0.3
[INFO] [stderr]   Downloaded binary-utils v0.1.1
[INFO] [stderr]   Downloaded sha2 v0.10.5
[INFO] [stderr]   Downloaded secp256k1 v0.24.0
[INFO] [stderr]   Downloaded hmac-sha512 v1.1.2
[INFO] [stderr]   Downloaded rand_seeder v0.2.3
[INFO] [stderr]   Downloaded bitcoin-script-opcodes v0.1.0
[INFO] [stderr]   Downloaded hex-utilities v0.1.5
[INFO] [stderr]   Downloaded bitcoin v0.29.1
[INFO] [stderr]   Downloaded secp256k1-sys v0.6.0
[INFO] [stderr]   Downloaded bitcoin-address v0.1.4
[INFO] [stderr]   Downloaded bitcoin-utils v0.1.1
[INFO] [stderr]   Downloaded bitcoin-hd-keys v0.1.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2051ac7a757177d527ccabb3eb350a339afdf9ed8631a3da3fa64c6c294c35d9
[INFO] running `Command { std: "docker" "start" "-a" "2051ac7a757177d527ccabb3eb350a339afdf9ed8631a3da3fa64c6c294c35d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2051ac7a757177d527ccabb3eb350a339afdf9ed8631a3da3fa64c6c294c35d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2051ac7a757177d527ccabb3eb350a339afdf9ed8631a3da3fa64c6c294c35d9", kill_on_drop: false }`
[INFO] [stdout] 2051ac7a757177d527ccabb3eb350a339afdf9ed8631a3da3fa64c6c294c35d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da1a5fb68be01914d417c1c83cd81c23b47fe1f7db36f6a7c972146f16f956e1
[INFO] running `Command { std: "docker" "start" "-a" "da1a5fb68be01914d417c1c83cd81c23b47fe1f7db36f6a7c972146f16f956e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling bitcoin_hashes v0.11.0
[INFO] [stderr]    Compiling bech32 v0.8.1
[INFO] [stderr]    Compiling binary-utils v0.1.1
[INFO] [stderr]    Compiling bech32 v0.9.1
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling bitcoin-address v0.1.4
[INFO] [stderr]    Compiling hmac-sha512 v1.1.2
[INFO] [stderr]    Compiling bitcoin-bech32 v0.12.1
[INFO] [stderr]    Compiling hex-utilities v0.1.5
[INFO] [stderr]    Compiling bitcoin-script-opcodes v0.1.0
[INFO] [stderr]    Compiling secp256k1-sys v0.6.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_seeder v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.10.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling digest v0.10.5
[INFO] [stderr]    Compiling sha2 v0.10.5
[INFO] [stderr]    Compiling sha256 v1.0.3
[INFO] [stderr]    Compiling bs58 v0.4.0
[INFO] [stderr]    Compiling secp256k1 v0.24.0
[INFO] [stderr]    Compiling bitcoin v0.29.1
[INFO] [stderr]    Compiling bitcoin-utils v0.1.1
[INFO] [stderr]    Compiling bitcoin-hd-keys v0.1.18
[INFO] [stderr]    Compiling create-bitcoin-transaction v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Script`
[INFO] [stdout]  --> src/legacy_transaction.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     PrivateKey, Script,
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Script`
[INFO] [stdout]  --> src/segwit_transaction.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     PrivateKey, Script,
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `public_key_hex`
[INFO] [stdout]    --> src/segwit_transaction.rs:723:9
[INFO] [stdout]     |
[INFO] [stdout] 723 |     let public_key_hex = get_public_key_from_wif(&wif);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_public_key_hex`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prefix`
[INFO] [stdout]   --> src/utils.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let prefix = "00";
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_prefix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prefix`
[INFO] [stdout]   --> src/utils.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let prefix = "00";
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_prefix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Legacy` is never constructed
[INFO] [stdout]   --> src/segwit_transaction.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | enum Transaction {
[INFO] [stdout]    |      ----------- variant in this enum
[INFO] [stdout] 31 |     Legacy(LegacyTransaction),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/segwit_transaction.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn new(inputs: Vec<PayFrom>, outputs: Vec<PayTo>) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.58s
[INFO] running `Command { std: "docker" "inspect" "da1a5fb68be01914d417c1c83cd81c23b47fe1f7db36f6a7c972146f16f956e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da1a5fb68be01914d417c1c83cd81c23b47fe1f7db36f6a7c972146f16f956e1", kill_on_drop: false }`
[INFO] [stdout] da1a5fb68be01914d417c1c83cd81c23b47fe1f7db36f6a7c972146f16f956e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9223bb2d3651e7acc3315388254ca43d5999ca84a2826efe16c90bc85afc5df9
[INFO] running `Command { std: "docker" "start" "-a" "9223bb2d3651e7acc3315388254ca43d5999ca84a2826efe16c90bc85afc5df9", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `Script`
[INFO] [stdout]  --> src/legacy_transaction.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     PrivateKey, Script,
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Script`
[INFO] [stdout]  --> src/segwit_transaction.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     PrivateKey, Script,
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `public_key_hex`
[INFO] [stdout]    --> src/segwit_transaction.rs:723:9
[INFO] [stdout]     |
[INFO] [stdout] 723 |     let public_key_hex = get_public_key_from_wif(&wif);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_public_key_hex`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prefix`
[INFO] [stdout]   --> src/utils.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let prefix = "00";
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_prefix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prefix`
[INFO] [stdout]   --> src/utils.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let prefix = "00";
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_prefix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Legacy` is never constructed
[INFO] [stdout]   --> src/segwit_transaction.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | enum Transaction {
[INFO] [stdout]    |      ----------- variant in this enum
[INFO] [stdout] 31 |     Legacy(LegacyTransaction),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/segwit_transaction.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn new(inputs: Vec<PayFrom>, outputs: Vec<PayTo>) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling create-bitcoin-transaction v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Script`
[INFO] [stdout]  --> src/legacy_transaction.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     PrivateKey, Script,
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Script`
[INFO] [stdout]  --> src/segwit_transaction.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     PrivateKey, Script,
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `public_key_hex`
[INFO] [stdout]    --> src/segwit_transaction.rs:723:9
[INFO] [stdout]     |
[INFO] [stdout] 723 |     let public_key_hex = get_public_key_from_wif(&wif);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_public_key_hex`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prefix`
[INFO] [stdout]   --> src/utils.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let prefix = "00";
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_prefix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prefix`
[INFO] [stdout]   --> src/utils.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let prefix = "00";
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_prefix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Legacy` is never constructed
[INFO] [stdout]   --> src/segwit_transaction.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | enum Transaction {
[INFO] [stdout]    |      ----------- variant in this enum
[INFO] [stdout] 31 |     Legacy(LegacyTransaction),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/segwit_transaction.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn new(inputs: Vec<PayFrom>, outputs: Vec<PayTo>) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "9223bb2d3651e7acc3315388254ca43d5999ca84a2826efe16c90bc85afc5df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9223bb2d3651e7acc3315388254ca43d5999ca84a2826efe16c90bc85afc5df9", kill_on_drop: false }`
[INFO] [stdout] 9223bb2d3651e7acc3315388254ca43d5999ca84a2826efe16c90bc85afc5df9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d743d39e6ba5eeb1c8de1c25b268cb7ce13e32def790829f8b1d47f4df037741
[INFO] running `Command { std: "docker" "start" "-a" "d743d39e6ba5eeb1c8de1c25b268cb7ce13e32def790829f8b1d47f4df037741", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Script`
[INFO] [stderr]  --> src/legacy_transaction.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |     PrivateKey, Script,
[INFO] [stderr]   |                 ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Script`
[INFO] [stderr]  --> src/segwit_transaction.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |     PrivateKey, Script,
[INFO] [stderr]   |                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `public_key_hex`
[INFO] [stderr]    --> src/segwit_transaction.rs:723:9
[INFO] [stderr]     |
[INFO] [stderr] 723 |     let public_key_hex = get_public_key_from_wif(&wif);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_public_key_hex`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prefix`
[INFO] [stderr]   --> src/utils.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let prefix = "00";
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_prefix`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prefix`
[INFO] [stderr]   --> src/utils.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     let prefix = "00";
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_prefix`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Legacy` is never constructed
[INFO] [stderr]   --> src/segwit_transaction.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | enum Transaction {
[INFO] [stderr]    |      ----------- variant in this enum
[INFO] [stderr] 31 |     Legacy(LegacyTransaction),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/segwit_transaction.rs:124:8
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn new(inputs: Vec<PayFrom>, outputs: Vec<PayTo>) -> Self {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `create-bitcoin-transaction` (lib) generated 7 warnings (run `cargo fix --lib -p create-bitcoin-transaction` to apply 5 suggestions)
[INFO] [stderr] warning: `create-bitcoin-transaction` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/create_bitcoin_transaction-81e3012742584fa4)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::single_input_p2pkh_to_p2sh ... ok
[INFO] [stdout] test tests::single_input_p2pkh_to_p2pkh ... ok
[INFO] [stdout] test tests::single_input_p2pkh_to_p2wpkh ... ok
[INFO] [stdout] test tests::single_input_p2pkh_to_p2tr ... ok
[INFO] [stdout] test tests::single_input_p2sh_to_p2pkh ... ok
[INFO] [stdout] test tests::single_input_p2sh_to_p2wpkh ... ok
[INFO] [stdout] test tests::single_input_p2sh_to_p2sh ... ok
[INFO] [stdout] test tests::single_input_p2wpkh_to_p2pkh ... ok
[INFO] [stdout] test tests::single_input_p2sh_to_p2tr ... ok
[INFO] [stdout] test tests::single_input_p2wpkh_to_p2tr ... ok
[INFO] [stdout] test tests::single_input_p2wpkh_to_p2wpkh ... ok
[INFO] [stdout] test tests::single_input_p2wpkh_to_p2sh ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests create-bitcoin-transaction
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d743d39e6ba5eeb1c8de1c25b268cb7ce13e32def790829f8b1d47f4df037741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d743d39e6ba5eeb1c8de1c25b268cb7ce13e32def790829f8b1d47f4df037741", kill_on_drop: false }`
[INFO] [stdout] d743d39e6ba5eeb1c8de1c25b268cb7ce13e32def790829f8b1d47f4df037741
