[INFO] fetching crate cardano-serialization-lib 12.0.0-alpha.15...
[INFO] checking cardano-serialization-lib-12.0.0-alpha.15 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] extracting crate cardano-serialization-lib 12.0.0-alpha.15 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate cardano-serialization-lib 12.0.0-alpha.15 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cardano-serialization-lib 12.0.0-alpha.15
[INFO] finished tweaking crates.io crate cardano-serialization-lib 12.0.0-alpha.15
[INFO] tweaked toml for crates.io crate cardano-serialization-lib 12.0.0-alpha.15 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "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" "+5518eaa946291f00471af8b254b2a1715f234882" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ba6facb410403a05791ac65647ee9707e96e7abba9fe52d15b1af3c99a8f248
[INFO] running `Command { std: "docker" "start" "-a" "9ba6facb410403a05791ac65647ee9707e96e7abba9fe52d15b1af3c99a8f248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ba6facb410403a05791ac65647ee9707e96e7abba9fe52d15b1af3c99a8f248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba6facb410403a05791ac65647ee9707e96e7abba9fe52d15b1af3c99a8f248", kill_on_drop: false }`
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[INFO] [stdout] b646da6a8424d493146048f436dde0cb63568b9b570cd194054fa632ecbceb6e
[INFO] running `Command { std: "docker" "start" "-a" "b646da6a8424d493146048f436dde0cb63568b9b570cd194054fa632ecbceb6e", kill_on_drop: false }`
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[INFO] [stderr]     Checking cardano-serialization-lib v12.0.0-alpha.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `drep::*`
[INFO] [stdout]  --> src/serialization/governance/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use drep::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anchor::*`
[INFO] [stdout]  --> src/serialization/governance/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use anchor::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `voter::*`
[INFO] [stdout]  --> src/serialization/governance/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use voter::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `voting_procedure::*`
[INFO] [stdout]   --> src/serialization/governance/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use voting_procedure::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `voting_procedures::*`
[INFO] [stdout]   --> src/serialization/governance/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use voting_procedures::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `governance_action_id::*`
[INFO] [stdout]   --> src/serialization/governance/mod.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use governance_action_id::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parameter_change_action::*`
[INFO] [stdout]  --> src/serialization/governance/proposals/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use parameter_change_action::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hard_fork_initiation_action::*`
[INFO] [stdout]  --> src/serialization/governance/proposals/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use hard_fork_initiation_action::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `treasury_withdrawals_action::*`
[INFO] [stdout]  --> src/serialization/governance/proposals/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use treasury_withdrawals_action::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `treasury_withdrawals::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use treasury_withdrawals::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `no_confidence_action::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use no_confidence_action::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `committee::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use committee::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `update_committee_action::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub use update_committee_action::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `constitution::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub use constitution::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `new_constitution_action::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use new_constitution_action::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `governance_action::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub use governance_action::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `check_len_indefinite`
[INFO] [stdout]  --> src/serialization/governance/proposals/info_action.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::serialization::utils::{check_len_indefinite, serialize_and_check_index};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info_action::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub use info_action::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `voting_proposal::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub use voting_proposal::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `voting_proposals::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub use voting_proposals::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proposals::*`
[INFO] [stdout]   --> src/serialization/governance/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub use proposals::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `address::*`
[INFO] [stdout]   --> src/fees.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     use address::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crypto::*`
[INFO] [stdout]   --> src/fees.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     use crypto::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `drep::*`
[INFO] [stdout]  --> src/serialization/governance/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use drep::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anchor::*`
[INFO] [stdout]  --> src/serialization/governance/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use anchor::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `voter::*`
[INFO] [stdout]  --> src/serialization/governance/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use voter::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `voting_procedure::*`
[INFO] [stdout]   --> src/serialization/governance/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use voting_procedure::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `voting_procedures::*`
[INFO] [stdout]   --> src/serialization/governance/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use voting_procedures::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `governance_action_id::*`
[INFO] [stdout]   --> src/serialization/governance/mod.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use governance_action_id::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parameter_change_action::*`
[INFO] [stdout]  --> src/serialization/governance/proposals/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use parameter_change_action::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hard_fork_initiation_action::*`
[INFO] [stdout]  --> src/serialization/governance/proposals/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use hard_fork_initiation_action::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `treasury_withdrawals_action::*`
[INFO] [stdout]  --> src/serialization/governance/proposals/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use treasury_withdrawals_action::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `treasury_withdrawals::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use treasury_withdrawals::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `no_confidence_action::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use no_confidence_action::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `committee::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use committee::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `update_committee_action::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub use update_committee_action::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `constitution::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub use constitution::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `new_constitution_action::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use new_constitution_action::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `governance_action::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub use governance_action::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `check_len_indefinite`
[INFO] [stdout]  --> src/serialization/governance/proposals/info_action.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::serialization::utils::{check_len_indefinite, serialize_and_check_index};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info_action::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub use info_action::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `voting_proposal::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub use voting_proposal::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `voting_proposals::*`
[INFO] [stdout]   --> src/serialization/governance/proposals/mod.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub use voting_proposals::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proposals::*`
[INFO] [stdout]   --> src/serialization/governance/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub use proposals::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]    --> src/tests/builders/certificates_builder.rs:234:9
[INFO] [stdout]     |
[INFO] [stdout] 234 |     let params = PoolParams::new(
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `builder_deposit`
[INFO] [stdout]    --> src/tests/builders/certificates_builder.rs:492:9
[INFO] [stdout]     |
[INFO] [stdout] 492 |     let builder_deposit = builder.get_certificates_deposit(
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder_deposit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/builders/mint_builder.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |                         mint_asset.insert(asset_name, amount.clone());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 150 |                         let _ = mint_asset.insert(asset_name, amount.clone());
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/builders/mint_builder.rs:158:29
[INFO] [stdout]     |
[INFO] [stdout] 158 | ...                   mint_asset.insert(asset_name, amount.clone());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 158 |                             let _ = mint_asset.insert(asset_name, amount.clone());
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/builders/tx_builder.rs:1096:21
[INFO] [stdout]      |
[INFO] [stdout] 1096 |                     mint_builder.set_asset(&mint_witness, asset_name, amount);
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1096 |                     let _ = mint_builder.set_asset(&mint_witness, asset_name, amount);
[INFO] [stdout]      |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/builders/tx_builder.rs:1145:17
[INFO] [stdout]      |
[INFO] [stdout] 1145 |                 mint.set_asset(&mint_witness, asset, amount);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1145 |                 let _ = mint.set_asset(&mint_witness, asset, amount);
[INFO] [stdout]      |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/builders/tx_builder.rs:1150:17
[INFO] [stdout]      |
[INFO] [stdout] 1150 |                 mint.set_asset(&mint_witness, asset, amount);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1150 |                 let _ = mint.set_asset(&mint_witness, asset, amount);
[INFO] [stdout]      |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/builders/tx_builder.rs:1174:13
[INFO] [stdout]      |
[INFO] [stdout] 1174 |             mint.add_asset(&mint_witness, asset_name, &amount);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1174 |             let _ = mint.add_asset(&mint_witness, asset_name, &amount);
[INFO] [stdout]      |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/builders/tx_builder.rs:1177:13
[INFO] [stdout]      |
[INFO] [stdout] 1177 |             mint.add_asset(&mint_witness, asset_name, &amount);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1177 |             let _ = mint.add_asset(&mint_witness, asset_name, &amount);
[INFO] [stdout]      |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tests/builders/tx_builder.rs:526:5
[INFO] [stdout]     |
[INFO] [stdout] 526 |     tx_builder.set_certs(&certs);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 526 |     let _ = tx_builder.set_certs(&certs);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:4368:5
[INFO] [stdout]      |
[INFO] [stdout] 4368 |     tx_builder.calc_script_data_hash(&TxBuilderConstants::plutus_default_cost_models());
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 4368 |     let _ = tx_builder.calc_script_data_hash(&TxBuilderConstants::plutus_default_cost_models());
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:5668:5
[INFO] [stdout]      |
[INFO] [stdout] 5668 |     mint_builder.add_asset(&mint_witnes, &asset_name, &Int::new(&BigNum::from(100u64)));
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 5668 |     let _ = mint_builder.add_asset(&mint_witnes, &asset_name, &Int::new(&BigNum::from(100u64)));
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:5685:5
[INFO] [stdout]      |
[INFO] [stdout] 5685 |     tx_builder.add_output(&output);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 5685 |     let _ = tx_builder.add_output(&output);
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:5774:5
[INFO] [stdout]      |
[INFO] [stdout] 5774 |     mint_builder.add_asset(&mint_witnes, &asset_name, &Int::new(&BigNum::from(100u64)));
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 5774 |     let _ = mint_builder.add_asset(&mint_witnes, &asset_name, &Int::new(&BigNum::from(100u64)));
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:5775:5
[INFO] [stdout]      |
[INFO] [stdout] 5775 | /     mint_builder.add_asset(
[INFO] [stdout] 5776 | |         &mint_witnes_ref,
[INFO] [stdout] 5777 | |         &asset_name,
[INFO] [stdout] 5778 | |         &Int::new(&BigNum::from(100u64)),
[INFO] [stdout] 5779 | |     );
[INFO] [stdout]      | |_____^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 5775 |     let _ = mint_builder.add_asset(
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:5796:5
[INFO] [stdout]      |
[INFO] [stdout] 5796 |     tx_builder.add_output(&output);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 5796 |     let _ = tx_builder.add_output(&output);
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:5873:5
[INFO] [stdout]      |
[INFO] [stdout] 5873 |     mint_builder.add_asset(&mint_witnes, &asset_name, &Int::new(&BigNum::from(100u64)));
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 5873 |     let _ = mint_builder.add_asset(&mint_witnes, &asset_name, &Int::new(&BigNum::from(100u64)));
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:5874:5
[INFO] [stdout]      |
[INFO] [stdout] 5874 |     mint_builder.add_asset(&mint_witnes2, &asset_name, &Int::new(&BigNum::from(100u64)));
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 5874 |     let _ = mint_builder.add_asset(&mint_witnes2, &asset_name, &Int::new(&BigNum::from(100u64)));
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:5982:5
[INFO] [stdout]      |
[INFO] [stdout] 5982 |     tx_builder.add_output(&output);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 5982 |     let _ = tx_builder.add_output(&output);
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:6002:5
[INFO] [stdout]      |
[INFO] [stdout] 6002 |     tx_builder.calc_script_data_hash(&TxBuilderConstants::plutus_vasil_cost_models());
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 6002 |     let _ = tx_builder.calc_script_data_hash(&TxBuilderConstants::plutus_vasil_cost_models());
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/tests/builders/tx_builder.rs:6003:5
[INFO] [stdout]      |
[INFO] [stdout] 6003 |     tx_builder.add_change_if_needed(&output_adress);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 6003 |     let _ = tx_builder.add_change_if_needed(&output_adress);
[INFO] [stdout]      |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/tests/general.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     map2.insert(&name11, Int::new_i32(1));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let _ = map2.insert(&name11, Int::new_i32(1));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/tests/general.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     map2.insert(&name33, Int::new_i32(1));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let _ = map2.insert(&name33, Int::new_i32(1));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/tests/general.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     map2.insert(&name22, Int::new_i32(1));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let _ = map2.insert(&name22, Int::new_i32(1));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/tests/general.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     mass1.insert(&name1, Int::new(&amount1));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let _ = mass1.insert(&name1, Int::new(&amount1));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/tests/general.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     mass1.insert(&name2, Int::new(&amount2));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let _ = mass1.insert(&name2, Int::new(&amount2));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/tests/general.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     mass2.insert(&name1, Int::new(&amount2));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let _ = mass2.insert(&name1, Int::new(&amount2));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/tests/general.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     mass2.insert(&name2, Int::new(&amount1));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let _ = mass2.insert(&name2, Int::new(&amount1));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tests/general.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     mass1.insert(&name1, Int::new(&amount1));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let _ = mass1.insert(&name1, Int::new(&amount1));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tests/general.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     mass1.insert(&name2, Int::new_negative(&amount2));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |     let _ = mass1.insert(&name2, Int::new_negative(&amount2));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tests/general.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     mass2.insert(&name1, Int::new_negative(&amount1));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let _ = mass2.insert(&name1, Int::new_negative(&amount1));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tests/general.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 |     mass2.insert(&name2, Int::new(&amount2));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let _ = mass2.insert(&name2, Int::new(&amount2));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tests/general.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     mass1.insert(&name1, Int::new(&amount1));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let _ = mass1.insert(&name1, Int::new(&amount1));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tests/general.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     mass2.insert(&name1, Int::new_negative(&amount1));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let _ = mass2.insert(&name1, Int::new_negative(&amount1));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/builders/mint_builder.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |                         mint_asset.insert(asset_name, amount.clone());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 150 |                         let _ = mint_asset.insert(asset_name, amount.clone());
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/builders/mint_builder.rs:158:29
[INFO] [stdout]     |
[INFO] [stdout] 158 | ...                   mint_asset.insert(asset_name, amount.clone());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 158 |                             let _ = mint_asset.insert(asset_name, amount.clone());
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/builders/tx_builder.rs:1096:21
[INFO] [stdout]      |
[INFO] [stdout] 1096 |                     mint_builder.set_asset(&mint_witness, asset_name, amount);
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1096 |                     let _ = mint_builder.set_asset(&mint_witness, asset_name, amount);
[INFO] [stdout]      |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/builders/tx_builder.rs:1145:17
[INFO] [stdout]      |
[INFO] [stdout] 1145 |                 mint.set_asset(&mint_witness, asset, amount);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1145 |                 let _ = mint.set_asset(&mint_witness, asset, amount);
[INFO] [stdout]      |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/builders/tx_builder.rs:1150:17
[INFO] [stdout]      |
[INFO] [stdout] 1150 |                 mint.set_asset(&mint_witness, asset, amount);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1150 |                 let _ = mint.set_asset(&mint_witness, asset, amount);
[INFO] [stdout]      |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/builders/tx_builder.rs:1174:13
[INFO] [stdout]      |
[INFO] [stdout] 1174 |             mint.add_asset(&mint_witness, asset_name, &amount);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1174 |             let _ = mint.add_asset(&mint_witness, asset_name, &amount);
[INFO] [stdout]      |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/builders/tx_builder.rs:1177:13
[INFO] [stdout]      |
[INFO] [stdout] 1177 |             mint.add_asset(&mint_witness, asset_name, &amount);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1177 |             let _ = mint.add_asset(&mint_witness, asset_name, &amount);
[INFO] [stdout]      |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 57 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.27s
[INFO] running `Command { std: "docker" "inspect" "b646da6a8424d493146048f436dde0cb63568b9b570cd194054fa632ecbceb6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b646da6a8424d493146048f436dde0cb63568b9b570cd194054fa632ecbceb6e", kill_on_drop: false }`
[INFO] [stdout] b646da6a8424d493146048f436dde0cb63568b9b570cd194054fa632ecbceb6e
