[INFO] fetching crate fuzzy_logic_engine_rs 0.9.0...
[INFO] testing fuzzy_logic_engine_rs-0.9.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate fuzzy_logic_engine_rs 0.9.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate fuzzy_logic_engine_rs 0.9.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fuzzy_logic_engine_rs 0.9.0
[INFO] tweaked toml for crates.io crate fuzzy_logic_engine_rs 0.9.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fuzzy_logic_engine_rs 0.9.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fuzzy_logic_engine_rs 0.9.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da61b4a663a6f1618d088935f39ce935335aa8576b07c7630cfa15300941ecbd
[INFO] running `Command { std: "docker" "start" "-a" "da61b4a663a6f1618d088935f39ce935335aa8576b07c7630cfa15300941ecbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da61b4a663a6f1618d088935f39ce935335aa8576b07c7630cfa15300941ecbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da61b4a663a6f1618d088935f39ce935335aa8576b07c7630cfa15300941ecbd", kill_on_drop: false }`
[INFO] [stdout] da61b4a663a6f1618d088935f39ce935335aa8576b07c7630cfa15300941ecbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0372a8c413ff0bdb1aa0a2646775cb30130b92747c6c5d70263f54a112a1d31e
[INFO] running `Command { std: "docker" "start" "-a" "0372a8c413ff0bdb1aa0a2646775cb30130b92747c6c5d70263f54a112a1d31e", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling fuzzy_logic_engine_rs v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/fis.rs:141:16
[INFO] [stdout]     |
[INFO] [stdout] 141 |             Ok(ref other) => {
[INFO] [stdout]     |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.51s
[INFO] running `Command { std: "docker" "inspect" "0372a8c413ff0bdb1aa0a2646775cb30130b92747c6c5d70263f54a112a1d31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0372a8c413ff0bdb1aa0a2646775cb30130b92747c6c5d70263f54a112a1d31e", kill_on_drop: false }`
[INFO] [stdout] 0372a8c413ff0bdb1aa0a2646775cb30130b92747c6c5d70263f54a112a1d31e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f40f5fcafe0c72ac89e13a04e3c96fb58e42491413ecf8f3986790da26647799
[INFO] running `Command { std: "docker" "start" "-a" "f40f5fcafe0c72ac89e13a04e3c96fb58e42491413ecf8f3986790da26647799", kill_on_drop: false }`
[INFO] [stderr]    Compiling fuzzy_logic_engine_rs v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/fis.rs:141:16
[INFO] [stdout]     |
[INFO] [stdout] 141 |             Ok(ref other) => {
[INFO] [stdout]     |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/steering_wheel_in_autonomous_car.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     steering.add_term(Term::new(
[INFO] [stdout] 21 | |         "left",
[INFO] [stdout] 22 | |         M::Triangle {
[INFO] [stdout] 23 | |             a: -30.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         },
[INFO] [stdout] 27 | |     ));
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = steering.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/it_department_decision__build_vs_buy.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     decision.add_term(Term::new(
[INFO] [stdout] 21 | |         "buy",
[INFO] [stdout] 22 | |         M::Triangle {
[INFO] [stdout] 23 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         },
[INFO] [stdout] 27 | |     ));
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = decision.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/steering_wheel_in_autonomous_car.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     steering.add_term(Term::new(
[INFO] [stdout] 29 | |         "straight",
[INFO] [stdout] 30 | |         M::Triangle {
[INFO] [stdout] 31 | |             a: -5.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |         },
[INFO] [stdout] 35 | |     ));
[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] 28 |     let _ = steering.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/it_department_decision__build_vs_buy.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     decision.add_term(Term::new(
[INFO] [stdout] 29 | |         "neutral",
[INFO] [stdout] 30 | |         M::Triangle {
[INFO] [stdout] 31 | |             a: 30.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |         },
[INFO] [stdout] 35 | |     ));
[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] 28 |     let _ = decision.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/it_department_decision__build_vs_buy.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     decision.add_term(Term::new(
[INFO] [stdout] 37 | |         "build",
[INFO] [stdout] 38 | |         M::Triangle {
[INFO] [stdout] 39 | |             a: 60.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |         },
[INFO] [stdout] 43 | |     ));
[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] 36 |     let _ = decision.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/it_department_decision__build_vs_buy.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | /     budget.add_term(Term::new(
[INFO] [stdout] 55 | |         "low",
[INFO] [stdout] 56 | |         M::Triangle {
[INFO] [stdout] 57 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 60 | |         },
[INFO] [stdout] 61 | |     ));
[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] 54 |     let _ = budget.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/it_department_decision__build_vs_buy.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | /     budget.add_term(Term::new(
[INFO] [stdout] 63 | |         "medium",
[INFO] [stdout] 64 | |         M::Triangle {
[INFO] [stdout] 65 | |             a: 30.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |         },
[INFO] [stdout] 69 | |     ));
[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] 62 |     let _ = budget.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/it_department_decision__build_vs_buy.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | /     budget.add_term(Term::new(
[INFO] [stdout] 71 | |         "high",
[INFO] [stdout] 72 | |         M::Triangle {
[INFO] [stdout] 73 | |             a: 60.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 76 | |         },
[INFO] [stdout] 77 | |     ));
[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] 70 |     let _ = budget.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/it_department_decision__build_vs_buy.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | /     expertise.add_term(Term::new(
[INFO] [stdout] 89 | |         "low",
[INFO] [stdout] 90 | |         M::Triangle {
[INFO] [stdout] 91 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 94 | |         },
[INFO] [stdout] 95 | |     ));
[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] 88 |     let _ = expertise.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/it_department_decision__build_vs_buy.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout]  96 | /     expertise.add_term(Term::new(
[INFO] [stdout]  97 | |         "medium",
[INFO] [stdout]  98 | |         M::Triangle {
[INFO] [stdout]  99 | |             a: 3.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 102 | |         },
[INFO] [stdout] 103 | |     ));
[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]  96 |     let _ = expertise.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/it_department_decision__build_vs_buy.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | /     expertise.add_term(Term::new(
[INFO] [stdout] 105 | |         "high",
[INFO] [stdout] 106 | |         M::Triangle {
[INFO] [stdout] 107 | |             a: 6.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 110 | |         },
[INFO] [stdout] 111 | |     ));
[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] 104 |     let _ = expertise.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/it_department_decision__build_vs_buy.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 | /     urgency.add_term(Term::new(
[INFO] [stdout] 123 | |         "low",
[INFO] [stdout] 124 | |         M::Triangle {
[INFO] [stdout] 125 | |             a: 0.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 128 | |         },
[INFO] [stdout] 129 | |     ));
[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] 122 |     let _ = urgency.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/it_department_decision__build_vs_buy.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | /     urgency.add_term(Term::new(
[INFO] [stdout] 131 | |         "medium",
[INFO] [stdout] 132 | |         M::Triangle {
[INFO] [stdout] 133 | |             a: 3.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 136 | |         },
[INFO] [stdout] 137 | |     ));
[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] 130 |     let _ = urgency.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/it_department_decision__build_vs_buy.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     urgency.add_term(Term::new(
[INFO] [stdout] 139 | |         "high",
[INFO] [stdout] 140 | |         M::Triangle {
[INFO] [stdout] 141 | |             a: 6.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 144 | |         },
[INFO] [stdout] 145 | |     ));
[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] 138 |     let _ = urgency.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/it_department_decision__build_vs_buy.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 | /     vendor.add_term(Term::new(
[INFO] [stdout] 157 | |         "poor",
[INFO] [stdout] 158 | |         M::Triangle {
[INFO] [stdout] 159 | |             a: 0.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 162 | |         },
[INFO] [stdout] 163 | |     ));
[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] 156 |     let _ = vendor.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/it_department_decision__build_vs_buy.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 164 | /     vendor.add_term(Term::new(
[INFO] [stdout] 165 | |         "average",
[INFO] [stdout] 166 | |         M::Triangle {
[INFO] [stdout] 167 | |             a: 3.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 170 | |         },
[INFO] [stdout] 171 | |     ));
[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] 164 |     let _ = vendor.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/it_department_decision__build_vs_buy.rs:172:5
[INFO] [stdout]     |
[INFO] [stdout] 172 | /     vendor.add_term(Term::new(
[INFO] [stdout] 173 | |         "excellent",
[INFO] [stdout] 174 | |         M::Triangle {
[INFO] [stdout] 175 | |             a: 6.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |         },
[INFO] [stdout] 179 | |     ));
[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] 172 |     let _ = vendor.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/steering_wheel_in_autonomous_car.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     steering.add_term(Term::new(
[INFO] [stdout] 37 | |         "right",
[INFO] [stdout] 38 | |         M::Triangle {
[INFO] [stdout] 39 | |             a: 10.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |         },
[INFO] [stdout] 43 | |     ));
[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] 36 |     let _ = steering.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/steering_wheel_in_autonomous_car.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | /     deviation.add_term(Term::new(
[INFO] [stdout] 55 | |         "left",
[INFO] [stdout] 56 | |         M::Triangle {
[INFO] [stdout] 57 | |             a: -2.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 60 | |         },
[INFO] [stdout] 61 | |     ));
[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] 54 |     let _ = deviation.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/steering_wheel_in_autonomous_car.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | /     deviation.add_term(Term::new(
[INFO] [stdout] 63 | |         "center",
[INFO] [stdout] 64 | |         M::Triangle {
[INFO] [stdout] 65 | |             a: -0.5,
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |         },
[INFO] [stdout] 69 | |     ));
[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] 62 |     let _ = deviation.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/steering_wheel_in_autonomous_car.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | /     deviation.add_term(Term::new(
[INFO] [stdout] 71 | |         "right",
[INFO] [stdout] 72 | |         M::Triangle {
[INFO] [stdout] 73 | |             a: 0.5,
[INFO] [stdout] ...  |
[INFO] [stdout] 76 | |         },
[INFO] [stdout] 77 | |     ));
[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] 70 |     let _ = deviation.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/steering_wheel_in_autonomous_car.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | /     curvature.add_term(Term::new(
[INFO] [stdout] 89 | |         "left",
[INFO] [stdout] 90 | |         M::Triangle {
[INFO] [stdout] 91 | |             a: -1.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 94 | |         },
[INFO] [stdout] 95 | |     ));
[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] 88 |     let _ = curvature.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/steering_wheel_in_autonomous_car.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout]  96 | /     curvature.add_term(Term::new(
[INFO] [stdout]  97 | |         "straight",
[INFO] [stdout]  98 | |         M::Triangle {
[INFO] [stdout]  99 | |             a: -0.2,
[INFO] [stdout] ...   |
[INFO] [stdout] 102 | |         },
[INFO] [stdout] 103 | |     ));
[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]  96 |     let _ = curvature.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/steering_wheel_in_autonomous_car.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | /     curvature.add_term(Term::new(
[INFO] [stdout] 105 | |         "right",
[INFO] [stdout] 106 | |         M::Triangle {
[INFO] [stdout] 107 | |             a: 0.3,
[INFO] [stdout] ...   |
[INFO] [stdout] 110 | |         },
[INFO] [stdout] 111 | |     ));
[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] 104 |     let _ = curvature.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/motor_control.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     motor.add_term(Term::new(
[INFO] [stdout] 21 | |         "fast",
[INFO] [stdout] 22 | |         M::Trapezoid {
[INFO] [stdout] 23 | |             a: 1000.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         },
[INFO] [stdout] 28 | |     ));
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = motor.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/motor_control.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     motor.add_term(Term::new(
[INFO] [stdout] 30 | |         "slow",
[INFO] [stdout] 31 | |         M::Trapezoid {
[INFO] [stdout] 32 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |         },
[INFO] [stdout] 37 | |     ));
[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] 29 |     let _ = motor.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/motor_control.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     temp.add_term(Term::new(
[INFO] [stdout] 49 | |         "cold",
[INFO] [stdout] 50 | |         M::Trapezoid {
[INFO] [stdout] 51 | |             a: -80.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |         },
[INFO] [stdout] 56 | |     ));
[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] 48 |     let _ = temp.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/motor_control.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     temp.add_term(Term::new(
[INFO] [stdout] 58 | |         "hot",
[INFO] [stdout] 59 | |         M::Trapezoid {
[INFO] [stdout] 60 | |             a: 15.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 64 | |         },
[INFO] [stdout] 65 | |     ));
[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 _ = temp.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/motor_control.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | /     hum.add_term(Term::new(
[INFO] [stdout] 77 | |         "dry",
[INFO] [stdout] 78 | |         M::Trapezoid {
[INFO] [stdout] 79 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | |         },
[INFO] [stdout] 84 | |     ));
[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 _ = hum.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/motor_control.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 | /     hum.add_term(Term::new(
[INFO] [stdout] 86 | |         "wet",
[INFO] [stdout] 87 | |         M::Trapezoid {
[INFO] [stdout] 88 | |             a: 40.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 92 | |         },
[INFO] [stdout] 93 | |     ));
[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] 85 |     let _ = hum.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/private_financial_decisions_at_home.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     savings.add_term(Term::new(
[INFO] [stdout] 21 | |         "low",
[INFO] [stdout] 22 | |         M::Triangle {
[INFO] [stdout] 23 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         },
[INFO] [stdout] 27 | |     ));
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = savings.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/private_financial_decisions_at_home.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     savings.add_term(Term::new(
[INFO] [stdout] 29 | |         "medium",
[INFO] [stdout] 30 | |         M::Triangle {
[INFO] [stdout] 31 | |             a: 10.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |         },
[INFO] [stdout] 35 | |     ));
[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] 28 |     let _ = savings.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/private_financial_decisions_at_home.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     savings.add_term(Term::new(
[INFO] [stdout] 37 | |         "high",
[INFO] [stdout] 38 | |         M::Triangle {
[INFO] [stdout] 39 | |             a: 25.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |         },
[INFO] [stdout] 43 | |     ));
[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] 36 |     let _ = savings.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/private_financial_decisions_at_home.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | /     stability.add_term(Term::new(
[INFO] [stdout] 55 | |         "unstable",
[INFO] [stdout] 56 | |         M::Triangle {
[INFO] [stdout] 57 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 60 | |         },
[INFO] [stdout] 61 | |     ));
[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] 54 |     let _ = stability.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/private_financial_decisions_at_home.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | /     stability.add_term(Term::new(
[INFO] [stdout] 63 | |         "moderate",
[INFO] [stdout] 64 | |         M::Triangle {
[INFO] [stdout] 65 | |             a: 3.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |         },
[INFO] [stdout] 69 | |     ));
[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] 62 |     let _ = stability.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/private_financial_decisions_at_home.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | /     stability.add_term(Term::new(
[INFO] [stdout] 71 | |         "stable",
[INFO] [stdout] 72 | |         M::Triangle {
[INFO] [stdout] 73 | |             a: 6.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 76 | |         },
[INFO] [stdout] 77 | |     ));
[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] 70 |     let _ = stability.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/private_financial_decisions_at_home.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | /     expenses.add_term(Term::new(
[INFO] [stdout] 89 | |         "low",
[INFO] [stdout] 90 | |         M::Triangle {
[INFO] [stdout] 91 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 94 | |         },
[INFO] [stdout] 95 | |     ));
[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] 88 |     let _ = expenses.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/private_financial_decisions_at_home.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout]  96 | /     expenses.add_term(Term::new(
[INFO] [stdout]  97 | |         "medium",
[INFO] [stdout]  98 | |         M::Triangle {
[INFO] [stdout]  99 | |             a: 30.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 102 | |         },
[INFO] [stdout] 103 | |     ));
[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]  96 |     let _ = expenses.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/private_financial_decisions_at_home.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | /     expenses.add_term(Term::new(
[INFO] [stdout] 105 | |         "high",
[INFO] [stdout] 106 | |         M::Triangle {
[INFO] [stdout] 107 | |             a: 60.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 110 | |         },
[INFO] [stdout] 111 | |     ));
[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] 104 |     let _ = expenses.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/robotic_behaviours__abstacle_avoidance.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     speed.add_term(Term::new(
[INFO] [stdout] 21 | |         "stop",
[INFO] [stdout] 22 | |         M::Triangle {
[INFO] [stdout] 23 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         },
[INFO] [stdout] 27 | |     ));
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = speed.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/robotic_behaviours__abstacle_avoidance.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     speed.add_term(Term::new(
[INFO] [stdout] 29 | |         "slow",
[INFO] [stdout] 30 | |         M::Triangle {
[INFO] [stdout] 31 | |             a: 10.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |         },
[INFO] [stdout] 35 | |     ));
[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] 28 |     let _ = speed.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/robotic_behaviours__abstacle_avoidance.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     speed.add_term(Term::new(
[INFO] [stdout] 37 | |         "fast",
[INFO] [stdout] 38 | |         M::Triangle {
[INFO] [stdout] 39 | |             a: 50.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |         },
[INFO] [stdout] 43 | |     ));
[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] 36 |     let _ = speed.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/robotic_behaviours__abstacle_avoidance.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | /     distance.add_term(Term::new(
[INFO] [stdout] 55 | |         "near",
[INFO] [stdout] 56 | |         M::Triangle {
[INFO] [stdout] 57 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 60 | |         },
[INFO] [stdout] 61 | |     ));
[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] 54 |     let _ = distance.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/robotic_behaviours__abstacle_avoidance.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | /     distance.add_term(Term::new(
[INFO] [stdout] 63 | |         "medium",
[INFO] [stdout] 64 | |         M::Triangle {
[INFO] [stdout] 65 | |             a: 40.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |         },
[INFO] [stdout] 69 | |     ));
[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] 62 |     let _ = distance.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/robotic_behaviours__abstacle_avoidance.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | /     distance.add_term(Term::new(
[INFO] [stdout] 71 | |         "far",
[INFO] [stdout] 72 | |         M::Triangle {
[INFO] [stdout] 73 | |             a: 120.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 76 | |         },
[INFO] [stdout] 77 | |     ));
[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] 70 |     let _ = distance.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/robotic_behaviours__abstacle_avoidance.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | /     battery.add_term(Term::new(
[INFO] [stdout] 89 | |         "low",
[INFO] [stdout] 90 | |         M::Triangle {
[INFO] [stdout] 91 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 94 | |         },
[INFO] [stdout] 95 | |     ));
[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] 88 |     let _ = battery.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/robotic_behaviours__abstacle_avoidance.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout]  96 | /     battery.add_term(Term::new(
[INFO] [stdout]  97 | |         "medium",
[INFO] [stdout]  98 | |         M::Triangle {
[INFO] [stdout]  99 | |             a: 30.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 102 | |         },
[INFO] [stdout] 103 | |     ));
[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]  96 |     let _ = battery.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/restaurant_tip_level.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     tip.add_term(Term::new(
[INFO] [stdout] 20 | |         "small",
[INFO] [stdout] 21 | |         M::Triangle {
[INFO] [stdout] 22 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |         },
[INFO] [stdout] 26 | |     ));
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let _ = tip.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/restaurant_tip_level.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | /     tip.add_term(Term::new(
[INFO] [stdout] 28 | |         "average",
[INFO] [stdout] 29 | |         M::Triangle {
[INFO] [stdout] 30 | |             a: 10.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 33 | |         },
[INFO] [stdout] 34 | |     ));
[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] 27 |     let _ = tip.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/restaurant_tip_level.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     tip.add_term(Term::new(
[INFO] [stdout] 36 | |         "generous",
[INFO] [stdout] 37 | |         M::Triangle {
[INFO] [stdout] 38 | |             a: 20.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |         },
[INFO] [stdout] 42 | |     ));
[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] 35 |     let _ = tip.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/restaurant_tip_level.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | /     service.add_term(Term::new(
[INFO] [stdout] 53 | |         "poor",
[INFO] [stdout] 54 | |         M::Gauss {
[INFO] [stdout] 55 | |             sigma: 2.123,
[INFO] [stdout] 56 | |             mu: 0.0,
[INFO] [stdout] 57 | |         },
[INFO] [stdout] 58 | |     ));
[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] 52 |     let _ = service.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/restaurant_tip_level.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | /     service.add_term(Term::new(
[INFO] [stdout] 60 | |         "normal",
[INFO] [stdout] 61 | |         M::Gauss {
[INFO] [stdout] 62 | |             sigma: 2.123,
[INFO] [stdout] 63 | |             mu: 5.0,
[INFO] [stdout] 64 | |         },
[INFO] [stdout] 65 | |     ));
[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] 59 |     let _ = service.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/restaurant_tip_level.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 | /     service.add_term(Term::new(
[INFO] [stdout] 67 | |         "excellent",
[INFO] [stdout] 68 | |         M::Gauss {
[INFO] [stdout] 69 | |             sigma: 2.123,
[INFO] [stdout] 70 | |             mu: 10.0,
[INFO] [stdout] 71 | |         },
[INFO] [stdout] 72 | |     ));
[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] 66 |     let _ = service.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/restaurant_tip_level.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 | /     food.add_term(Term::new(
[INFO] [stdout] 83 | |         "bad",
[INFO] [stdout] 84 | |         M::Trapezoid {
[INFO] [stdout] 85 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 89 | |         },
[INFO] [stdout] 90 | |     ));
[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] 82 |     let _ = food.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/restaurant_tip_level.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | /     food.add_term(Term::new(
[INFO] [stdout] 92 | |         "good",
[INFO] [stdout] 93 | |         M::Trapezoid {
[INFO] [stdout] 94 | |             a: 7.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 98 | |         },
[INFO] [stdout] 99 | |     ));
[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] 91 |     let _ = food.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/variable_tests.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     var.add_term(Term::new(
[INFO] [stdout] 17 | |         "cold",
[INFO] [stdout] 18 | |         MembershipKind::Triangle {
[INFO] [stdout] 19 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |         },
[INFO] [stdout] 23 | |     ));
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let _ = var.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/robotic_behaviours__abstacle_avoidance.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | /     battery.add_term(Term::new(
[INFO] [stdout] 105 | |         "high",
[INFO] [stdout] 106 | |         M::Triangle {
[INFO] [stdout] 107 | |             a: 60.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 110 | |         },
[INFO] [stdout] 111 | |     ));
[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] 104 |     let _ = battery.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/variable_tests.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | /     var.add_term(Term::new(
[INFO] [stdout] 25 | |         "hot",
[INFO] [stdout] 26 | |         MembershipKind::Triangle {
[INFO] [stdout] 27 | |             a: 50.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |         },
[INFO] [stdout] 31 | |     ));
[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] 24 |     let _ = var.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_office_energy_management.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     hvac.add_term(Term::new(
[INFO] [stdout] 21 | |         "low",
[INFO] [stdout] 22 | |         M::Triangle {
[INFO] [stdout] 23 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         },
[INFO] [stdout] 27 | |     ));
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = hvac.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_office_energy_management.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     hvac.add_term(Term::new(
[INFO] [stdout] 29 | |         "medium",
[INFO] [stdout] 30 | |         M::Triangle {
[INFO] [stdout] 31 | |             a: 30.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |         },
[INFO] [stdout] 35 | |     ));
[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] 28 |     let _ = hvac.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_office_energy_management.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     hvac.add_term(Term::new(
[INFO] [stdout] 37 | |         "high",
[INFO] [stdout] 38 | |         M::Triangle {
[INFO] [stdout] 39 | |             a: 60.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |         },
[INFO] [stdout] 43 | |     ));
[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] 36 |     let _ = hvac.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_office_energy_management.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | /     occupancy.add_term(Term::new(
[INFO] [stdout] 55 | |         "low",
[INFO] [stdout] 56 | |         M::Triangle {
[INFO] [stdout] 57 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 60 | |         },
[INFO] [stdout] 61 | |     ));
[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] 54 |     let _ = occupancy.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_office_energy_management.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | /     occupancy.add_term(Term::new(
[INFO] [stdout] 63 | |         "medium",
[INFO] [stdout] 64 | |         M::Triangle {
[INFO] [stdout] 65 | |             a: 30.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |         },
[INFO] [stdout] 69 | |     ));
[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] 62 |     let _ = occupancy.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_office_energy_management.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | /     occupancy.add_term(Term::new(
[INFO] [stdout] 71 | |         "high",
[INFO] [stdout] 72 | |         M::Triangle {
[INFO] [stdout] 73 | |             a: 60.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 76 | |         },
[INFO] [stdout] 77 | |     ));
[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] 70 |     let _ = occupancy.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_office_energy_management.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | /     temperature.add_term(Term::new(
[INFO] [stdout] 89 | |         "cold",
[INFO] [stdout] 90 | |         M::Triangle {
[INFO] [stdout] 91 | |             a: -10.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 94 | |         },
[INFO] [stdout] 95 | |     ));
[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] 88 |     let _ = temperature.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/smart_office_energy_management.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout]  96 | /     temperature.add_term(Term::new(
[INFO] [stdout]  97 | |         "mild",
[INFO] [stdout]  98 | |         M::Triangle {
[INFO] [stdout]  99 | |             a: 5.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 102 | |         },
[INFO] [stdout] 103 | |     ));
[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]  96 |     let _ = temperature.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/smart_office_energy_management.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | /     temperature.add_term(Term::new(
[INFO] [stdout] 105 | |         "hot",
[INFO] [stdout] 106 | |         M::Triangle {
[INFO] [stdout] 107 | |             a: 20.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 110 | |         },
[INFO] [stdout] 111 | |     ));
[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] 104 |     let _ = temperature.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/smart_office_energy_management.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 | /     price.add_term(Term::new(
[INFO] [stdout] 123 | |         "low",
[INFO] [stdout] 124 | |         M::Triangle {
[INFO] [stdout] 125 | |             a: 0.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 128 | |         },
[INFO] [stdout] 129 | |     ));
[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] 122 |     let _ = price.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/smart_office_energy_management.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | /     price.add_term(Term::new(
[INFO] [stdout] 131 | |         "medium",
[INFO] [stdout] 132 | |         M::Triangle {
[INFO] [stdout] 133 | |             a: 30.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 136 | |         },
[INFO] [stdout] 137 | |     ));
[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] 130 |     let _ = price.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/smart_office_energy_management.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     price.add_term(Term::new(
[INFO] [stdout] 139 | |         "high",
[INFO] [stdout] 140 | |         M::Triangle {
[INFO] [stdout] 141 | |             a: 60.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 144 | |         },
[INFO] [stdout] 145 | |     ));
[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] 138 |     let _ = price.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/fis.rs:141:16
[INFO] [stdout]     |
[INFO] [stdout] 141 |             Ok(ref other) => {
[INFO] [stdout]     |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_irrigation_in_iot_farming.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     irrigation.add_term(Term::new(
[INFO] [stdout] 21 | |         "off",
[INFO] [stdout] 22 | |         M::Triangle {
[INFO] [stdout] 23 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         },
[INFO] [stdout] 27 | |     ));
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = irrigation.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_irrigation_in_iot_farming.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     irrigation.add_term(Term::new(
[INFO] [stdout] 29 | |         "low",
[INFO] [stdout] 30 | |         M::Triangle {
[INFO] [stdout] 31 | |             a: 5.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |         },
[INFO] [stdout] 35 | |     ));
[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] 28 |     let _ = irrigation.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_irrigation_in_iot_farming.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     irrigation.add_term(Term::new(
[INFO] [stdout] 37 | |         "medium",
[INFO] [stdout] 38 | |         M::Triangle {
[INFO] [stdout] 39 | |             a: 30.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |         },
[INFO] [stdout] 43 | |     ));
[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] 36 |     let _ = irrigation.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_irrigation_in_iot_farming.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     irrigation.add_term(Term::new(
[INFO] [stdout] 45 | |         "high",
[INFO] [stdout] 46 | |         M::Triangle {
[INFO] [stdout] 47 | |             a: 65.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |         },
[INFO] [stdout] 51 | |     ));
[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] 44 |     let _ = irrigation.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_irrigation_in_iot_farming.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | /     soil.add_term(Term::new(
[INFO] [stdout] 63 | |         "dry",
[INFO] [stdout] 64 | |         M::Triangle {
[INFO] [stdout] 65 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |         },
[INFO] [stdout] 69 | |     ));
[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] 62 |     let _ = soil.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_irrigation_in_iot_farming.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | /     soil.add_term(Term::new(
[INFO] [stdout] 71 | |         "optimal",
[INFO] [stdout] 72 | |         M::Triangle {
[INFO] [stdout] 73 | |             a: 25.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 76 | |         },
[INFO] [stdout] 77 | |     ));
[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] 70 |     let _ = soil.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/smart_irrigation_in_iot_farming.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | /     soil.add_term(Term::new(
[INFO] [stdout] 79 | |         "wet",
[INFO] [stdout] 80 | |         M::Triangle {
[INFO] [stdout] 81 | |             a: 60.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 84 | |         },
[INFO] [stdout] 85 | |     ));
[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] 78 |     let _ = soil.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/smart_irrigation_in_iot_farming.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout]  96 | /     rain.add_term(Term::new(
[INFO] [stdout]  97 | |         "none",
[INFO] [stdout]  98 | |         M::Triangle {
[INFO] [stdout]  99 | |             a: 0.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 102 | |         },
[INFO] [stdout] 103 | |     ));
[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]  96 |     let _ = rain.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/smart_irrigation_in_iot_farming.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | /     rain.add_term(Term::new(
[INFO] [stdout] 105 | |         "light",
[INFO] [stdout] 106 | |         M::Triangle {
[INFO] [stdout] 107 | |             a: 3.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 110 | |         },
[INFO] [stdout] 111 | |     ));
[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] 104 |     let _ = rain.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/smart_irrigation_in_iot_farming.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | /     rain.add_term(Term::new(
[INFO] [stdout] 113 | |         "heavy",
[INFO] [stdout] 114 | |         M::Triangle {
[INFO] [stdout] 115 | |             a: 15.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 118 | |         },
[INFO] [stdout] 119 | |     ));
[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] 112 |     let _ = rain.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/smart_irrigation_in_iot_farming.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | /     stage.add_term(Term::new(
[INFO] [stdout] 131 | |         "early",
[INFO] [stdout] 132 | |         M::Triangle {
[INFO] [stdout] 133 | |             a: 0.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 136 | |         },
[INFO] [stdout] 137 | |     ));
[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] 130 |     let _ = stage.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/smart_irrigation_in_iot_farming.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     stage.add_term(Term::new(
[INFO] [stdout] 139 | |         "mid",
[INFO] [stdout] 140 | |         M::Triangle {
[INFO] [stdout] 141 | |             a: 3.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 144 | |         },
[INFO] [stdout] 145 | |     ));
[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] 138 |     let _ = stage.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/smart_irrigation_in_iot_farming.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 | /     stage.add_term(Term::new(
[INFO] [stdout] 147 | |         "late",
[INFO] [stdout] 148 | |         M::Triangle {
[INFO] [stdout] 149 | |             a: 7.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         },
[INFO] [stdout] 153 | |     ));
[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] 146 |     let _ = stage.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/fis_tests.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     tip.add_term(Term::new(
[INFO] [stdout] 22 | |         "small",
[INFO] [stdout] 23 | |         M::Triangle {
[INFO] [stdout] 24 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         },
[INFO] [stdout] 28 | |     ));
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let _ = tip.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/fis_tests.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     tip.add_term(Term::new(
[INFO] [stdout] 30 | |         "generous",
[INFO] [stdout] 31 | |         M::Triangle {
[INFO] [stdout] 32 | |             a: 20.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 35 | |         },
[INFO] [stdout] 36 | |     ));
[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] 29 |     let _ = tip.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/fis_tests.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | /     service.add_term(Term::new(
[INFO] [stdout] 48 | |         "poor",
[INFO] [stdout] 49 | |         M::Triangle {
[INFO] [stdout] 50 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 53 | |         },
[INFO] [stdout] 54 | |     ));
[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] 47 |     let _ = service.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/fis_tests.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | /     service.add_term(Term::new(
[INFO] [stdout] 56 | |         "excellent",
[INFO] [stdout] 57 | |         M::Triangle {
[INFO] [stdout] 58 | |             a: 5.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 61 | |         },
[INFO] [stdout] 62 | |     ));
[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 _ = service.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/fis_tests.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | /     temp.add_term(Term::new(
[INFO] [stdout] 87 | |         "cold",
[INFO] [stdout] 88 | |         M::Triangle {
[INFO] [stdout] 89 | |             a: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 92 | |         },
[INFO] [stdout] 93 | |     ));
[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] 86 |     let _ = temp.add_term(Term::new(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/fis_tests.rs:94:5
[INFO] [stdout]     |
[INFO] [stdout]  94 | /     temp.add_term(Term::new(
[INFO] [stdout]  95 | |         "hot",
[INFO] [stdout]  96 | |         M::Triangle {
[INFO] [stdout]  97 | |             a: 50.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |         },
[INFO] [stdout] 101 | |     ));
[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]  94 |     let _ = temp.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/fis_tests.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 | /     fan.add_term(Term::new(
[INFO] [stdout] 112 | |         "slow",
[INFO] [stdout] 113 | |         M::Triangle {
[INFO] [stdout] 114 | |             a: 0.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 117 | |         },
[INFO] [stdout] 118 | |     ));
[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] 111 |     let _ = fan.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/fis_tests.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 119 | /     fan.add_term(Term::new(
[INFO] [stdout] 120 | |         "fast",
[INFO] [stdout] 121 | |         M::Triangle {
[INFO] [stdout] 122 | |             a: 5.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 125 | |         },
[INFO] [stdout] 126 | |     ));
[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] 119 |     let _ = fan.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/fis_tests.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 | /     temp.add_term(Term::new(
[INFO] [stdout] 179 | |         "cold",
[INFO] [stdout] 180 | |         M::Triangle {
[INFO] [stdout] 181 | |             a: 0.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 184 | |         },
[INFO] [stdout] 185 | |     ));
[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] 178 |     let _ = temp.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/fis_tests.rs:186:5
[INFO] [stdout]     |
[INFO] [stdout] 186 | /     temp.add_term(Term::new(
[INFO] [stdout] 187 | |         "hot",
[INFO] [stdout] 188 | |         M::Triangle {
[INFO] [stdout] 189 | |             a: 50.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 192 | |         },
[INFO] [stdout] 193 | |     ));
[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] 186 |     let _ = temp.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/fis_tests.rs:221:5
[INFO] [stdout]     |
[INFO] [stdout] 221 | /     temp.add_term(Term::new(
[INFO] [stdout] 222 | |         "cold",
[INFO] [stdout] 223 | |         M::Triangle {
[INFO] [stdout] 224 | |             a: 0.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 227 | |         },
[INFO] [stdout] 228 | |     ));
[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] 221 |     let _ = temp.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/fis_tests.rs:238:5
[INFO] [stdout]     |
[INFO] [stdout] 238 | /     fan.add_term(Term::new(
[INFO] [stdout] 239 | |         "slow",
[INFO] [stdout] 240 | |         M::Triangle {
[INFO] [stdout] 241 | |             a: 0.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 244 | |         },
[INFO] [stdout] 245 | |     ));
[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] 238 |     let _ = fan.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/fis_tests.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 282 | /     temp.add_term(Term::new(
[INFO] [stdout] 283 | |         "cold",
[INFO] [stdout] 284 | |         M::Triangle {
[INFO] [stdout] 285 | |             a: 0.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 288 | |         },
[INFO] [stdout] 289 | |     ));
[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] 282 |     let _ = temp.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/fis_tests.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 299 | /     fan.add_term(Term::new(
[INFO] [stdout] 300 | |         "slow",
[INFO] [stdout] 301 | |         M::Triangle {
[INFO] [stdout] 302 | |             a: 0.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 305 | |         },
[INFO] [stdout] 306 | |     ));
[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] 299 |     let _ = fan.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/fis_tests.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 | /     temp.add_term(Term::new(
[INFO] [stdout] 339 | |         "medium",
[INFO] [stdout] 340 | |         M::Trapezoid {
[INFO] [stdout] 341 | |             a: 20.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 345 | |         },
[INFO] [stdout] 346 | |     ));
[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] 338 |     let _ = temp.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/fis_tests.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 356 | /     fan.add_term(Term::new(
[INFO] [stdout] 357 | |         "normal",
[INFO] [stdout] 358 | |         M::Trapezoid {
[INFO] [stdout] 359 | |             a: 2.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 363 | |         },
[INFO] [stdout] 364 | |     ));
[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] 356 |     let _ = fan.add_term(Term::new(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "f40f5fcafe0c72ac89e13a04e3c96fb58e42491413ecf8f3986790da26647799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f40f5fcafe0c72ac89e13a04e3c96fb58e42491413ecf8f3986790da26647799", kill_on_drop: false }`
[INFO] [stdout] f40f5fcafe0c72ac89e13a04e3c96fb58e42491413ecf8f3986790da26647799
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c59e7f413d13c8c5c0e29ed40bfbb575974aa17ecf62d389e8c7113cb613598
[INFO] running `Command { std: "docker" "start" "-a" "2c59e7f413d13c8c5c0e29ed40bfbb575974aa17ecf62d389e8c7113cb613598", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/fis.rs:141:16
[INFO] [stderr]     |
[INFO] [stderr] 141 |             Ok(ref other) => {
[INFO] [stderr]     |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `fuzzy_logic_engine_rs` (lib) generated 1 warning (run `cargo fix --lib -p fuzzy_logic_engine_rs` to apply 1 suggestion)
[INFO] [stderr] warning: `fuzzy_logic_engine_rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/restaurant_tip_level.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | /     tip.add_term(Term::new(
[INFO] [stderr] 20 | |         "small",
[INFO] [stderr] 21 | |         M::Triangle {
[INFO] [stderr] 22 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         },
[INFO] [stderr] 26 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let _ = tip.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/restaurant_tip_level.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | /     tip.add_term(Term::new(
[INFO] [stderr] 28 | |         "average",
[INFO] [stderr] 29 | |         M::Triangle {
[INFO] [stderr] 30 | |             a: 10.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         },
[INFO] [stderr] 34 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let _ = tip.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/restaurant_tip_level.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | /     tip.add_term(Term::new(
[INFO] [stderr] 36 | |         "generous",
[INFO] [stderr] 37 | |         M::Triangle {
[INFO] [stderr] 38 | |             a: 20.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |         },
[INFO] [stderr] 42 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let _ = tip.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/restaurant_tip_level.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 | /     service.add_term(Term::new(
[INFO] [stderr] 53 | |         "poor",
[INFO] [stderr] 54 | |         M::Gauss {
[INFO] [stderr] 55 | |             sigma: 2.123,
[INFO] [stderr] 56 | |             mu: 0.0,
[INFO] [stderr] 57 | |         },
[INFO] [stderr] 58 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let _ = service.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/restaurant_tip_level.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 | /     service.add_term(Term::new(
[INFO] [stderr] 60 | |         "normal",
[INFO] [stderr] 61 | |         M::Gauss {
[INFO] [stderr] 62 | |             sigma: 2.123,
[INFO] [stderr] 63 | |             mu: 5.0,
[INFO] [stderr] 64 | |         },
[INFO] [stderr] 65 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let _ = service.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/restaurant_tip_level.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 | /     service.add_term(Term::new(
[INFO] [stderr] 67 | |         "excellent",
[INFO] [stderr] 68 | |         M::Gauss {
[INFO] [stderr] 69 | |             sigma: 2.123,
[INFO] [stderr] 70 | |             mu: 10.0,
[INFO] [stderr] 71 | |         },
[INFO] [stderr] 72 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let _ = service.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/restaurant_tip_level.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 | /     food.add_term(Term::new(
[INFO] [stderr] 83 | |         "bad",
[INFO] [stderr] 84 | |         M::Trapezoid {
[INFO] [stderr] 85 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |         },
[INFO] [stderr] 90 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let _ = food.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/restaurant_tip_level.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 91 | /     food.add_term(Term::new(
[INFO] [stderr] 92 | |         "good",
[INFO] [stderr] 93 | |         M::Trapezoid {
[INFO] [stderr] 94 | |             a: 7.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 98 | |         },
[INFO] [stderr] 99 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 91 |     let _ = food.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/motor_control.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     motor.add_term(Term::new(
[INFO] [stderr] 21 | |         "fast",
[INFO] [stderr] 22 | |         M::Trapezoid {
[INFO] [stderr] 23 | |             a: 1000.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |         },
[INFO] [stderr] 28 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = motor.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/motor_control.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | /     motor.add_term(Term::new(
[INFO] [stderr] 30 | |         "slow",
[INFO] [stderr] 31 | |         M::Trapezoid {
[INFO] [stderr] 32 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |         },
[INFO] [stderr] 37 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let _ = motor.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/motor_control.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 | /     temp.add_term(Term::new(
[INFO] [stderr] 49 | |         "cold",
[INFO] [stderr] 50 | |         M::Trapezoid {
[INFO] [stderr] 51 | |             a: -80.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |         },
[INFO] [stderr] 56 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let _ = temp.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/motor_control.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 | /     temp.add_term(Term::new(
[INFO] [stderr] 58 | |         "hot",
[INFO] [stderr] 59 | |         M::Trapezoid {
[INFO] [stderr] 60 | |             a: 15.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 64 | |         },
[INFO] [stderr] 65 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let _ = temp.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/motor_control.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 | /     hum.add_term(Term::new(
[INFO] [stderr] 77 | |         "dry",
[INFO] [stderr] 78 | |         M::Trapezoid {
[INFO] [stderr] 79 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 83 | |         },
[INFO] [stderr] 84 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let _ = hum.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/motor_control.rs:85:5
[INFO] [stderr]    |
[INFO] [stderr] 85 | /     hum.add_term(Term::new(
[INFO] [stderr] 86 | |         "wet",
[INFO] [stderr] 87 | |         M::Trapezoid {
[INFO] [stderr] 88 | |             a: 40.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 92 | |         },
[INFO] [stderr] 93 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 85 |     let _ = hum.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/robotic_behaviours__abstacle_avoidance.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     speed.add_term(Term::new(
[INFO] [stderr] 21 | |         "stop",
[INFO] [stderr] 22 | |         M::Triangle {
[INFO] [stderr] 23 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |         },
[INFO] [stderr] 27 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = speed.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/robotic_behaviours__abstacle_avoidance.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | /     speed.add_term(Term::new(
[INFO] [stderr] 29 | |         "slow",
[INFO] [stderr] 30 | |         M::Triangle {
[INFO] [stderr] 31 | |             a: 10.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |         },
[INFO] [stderr] 35 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let _ = speed.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/robotic_behaviours__abstacle_avoidance.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     speed.add_term(Term::new(
[INFO] [stderr] 37 | |         "fast",
[INFO] [stderr] 38 | |         M::Triangle {
[INFO] [stderr] 39 | |             a: 50.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |         },
[INFO] [stderr] 43 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let _ = speed.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/robotic_behaviours__abstacle_avoidance.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 | /     distance.add_term(Term::new(
[INFO] [stderr] 55 | |         "near",
[INFO] [stderr] 56 | |         M::Triangle {
[INFO] [stderr] 57 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 60 | |         },
[INFO] [stderr] 61 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let _ = distance.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/robotic_behaviours__abstacle_avoidance.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     distance.add_term(Term::new(
[INFO] [stderr] 63 | |         "medium",
[INFO] [stderr] 64 | |         M::Triangle {
[INFO] [stderr] 65 | |             a: 40.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 68 | |         },
[INFO] [stderr] 69 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let _ = distance.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/robotic_behaviours__abstacle_avoidance.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 | /     distance.add_term(Term::new(
[INFO] [stderr] 71 | |         "far",
[INFO] [stderr] 72 | |         M::Triangle {
[INFO] [stderr] 73 | |             a: 120.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 76 | |         },
[INFO] [stderr] 77 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let _ = distance.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/robotic_behaviours__abstacle_avoidance.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 | /     battery.add_term(Term::new(
[INFO] [stderr] 89 | |         "low",
[INFO] [stderr] 90 | |         M::Triangle {
[INFO] [stderr] 91 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 94 | |         },
[INFO] [stderr] 95 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 88 |     let _ = battery.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/robotic_behaviours__abstacle_avoidance.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr]  96 | /     battery.add_term(Term::new(
[INFO] [stderr]  97 | |         "medium",
[INFO] [stderr]  98 | |         M::Triangle {
[INFO] [stderr]  99 | |             a: 30.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 102 | |         },
[INFO] [stderr] 103 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr]  96 |     let _ = battery.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/robotic_behaviours__abstacle_avoidance.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 | /     battery.add_term(Term::new(
[INFO] [stderr] 105 | |         "high",
[INFO] [stderr] 106 | |         M::Triangle {
[INFO] [stderr] 107 | |             a: 60.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 110 | |         },
[INFO] [stderr] 111 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 104 |     let _ = battery.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `fuzzy_logic_engine_rs` (example "restaurant_tip_level") generated 8 warnings
[INFO] [stderr] warning: `fuzzy_logic_engine_rs` (example "motor_control") generated 6 warnings
[INFO] [stderr] warning: `fuzzy_logic_engine_rs` (example "robotic_behaviours__abstacle_avoidance") generated 9 warnings
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_irrigation_in_iot_farming.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     irrigation.add_term(Term::new(
[INFO] [stderr] 21 | |         "off",
[INFO] [stderr] 22 | |         M::Triangle {
[INFO] [stderr] 23 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |         },
[INFO] [stderr] 27 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = irrigation.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_irrigation_in_iot_farming.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | /     irrigation.add_term(Term::new(
[INFO] [stderr] 29 | |         "low",
[INFO] [stderr] 30 | |         M::Triangle {
[INFO] [stderr] 31 | |             a: 5.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |         },
[INFO] [stderr] 35 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let _ = irrigation.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_irrigation_in_iot_farming.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     irrigation.add_term(Term::new(
[INFO] [stderr] 37 | |         "medium",
[INFO] [stderr] 38 | |         M::Triangle {
[INFO] [stderr] 39 | |             a: 30.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |         },
[INFO] [stderr] 43 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let _ = irrigation.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_irrigation_in_iot_farming.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | /     irrigation.add_term(Term::new(
[INFO] [stderr] 45 | |         "high",
[INFO] [stderr] 46 | |         M::Triangle {
[INFO] [stderr] 47 | |             a: 65.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |         },
[INFO] [stderr] 51 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let _ = irrigation.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_irrigation_in_iot_farming.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     soil.add_term(Term::new(
[INFO] [stderr] 63 | |         "dry",
[INFO] [stderr] 64 | |         M::Triangle {
[INFO] [stderr] 65 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 68 | |         },
[INFO] [stderr] 69 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let _ = soil.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_irrigation_in_iot_farming.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 | /     soil.add_term(Term::new(
[INFO] [stderr] 71 | |         "optimal",
[INFO] [stderr] 72 | |         M::Triangle {
[INFO] [stderr] 73 | |             a: 25.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 76 | |         },
[INFO] [stderr] 77 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let _ = soil.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_irrigation_in_iot_farming.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 | /     soil.add_term(Term::new(
[INFO] [stderr] 79 | |         "wet",
[INFO] [stderr] 80 | |         M::Triangle {
[INFO] [stderr] 81 | |             a: 60.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 84 | |         },
[INFO] [stderr] 85 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let _ = soil.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/smart_irrigation_in_iot_farming.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr]  96 | /     rain.add_term(Term::new(
[INFO] [stderr]  97 | |         "none",
[INFO] [stderr]  98 | |         M::Triangle {
[INFO] [stderr]  99 | |             a: 0.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 102 | |         },
[INFO] [stderr] 103 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr]  96 |     let _ = rain.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/smart_irrigation_in_iot_farming.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 | /     rain.add_term(Term::new(
[INFO] [stderr] 105 | |         "light",
[INFO] [stderr] 106 | |         M::Triangle {
[INFO] [stderr] 107 | |             a: 3.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 110 | |         },
[INFO] [stderr] 111 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 104 |     let _ = rain.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/smart_irrigation_in_iot_farming.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 | /     rain.add_term(Term::new(
[INFO] [stderr] 113 | |         "heavy",
[INFO] [stderr] 114 | |         M::Triangle {
[INFO] [stderr] 115 | |             a: 15.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |         },
[INFO] [stderr] 119 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 112 |     let _ = rain.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/smart_irrigation_in_iot_farming.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 | /     stage.add_term(Term::new(
[INFO] [stderr] 131 | |         "early",
[INFO] [stderr] 132 | |         M::Triangle {
[INFO] [stderr] 133 | |             a: 0.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 136 | |         },
[INFO] [stderr] 137 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let _ = stage.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/smart_irrigation_in_iot_farming.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 | /     stage.add_term(Term::new(
[INFO] [stderr] 139 | |         "mid",
[INFO] [stderr] 140 | |         M::Triangle {
[INFO] [stderr] 141 | |             a: 3.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 144 | |         },
[INFO] [stderr] 145 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let _ = stage.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/smart_irrigation_in_iot_farming.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 146 | /     stage.add_term(Term::new(
[INFO] [stderr] 147 | |         "late",
[INFO] [stderr] 148 | |         M::Triangle {
[INFO] [stderr] 149 | |             a: 7.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         },
[INFO] [stderr] 153 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 146 |     let _ = stage.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/steering_wheel_in_autonomous_car.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     steering.add_term(Term::new(
[INFO] [stderr] 21 | |         "left",
[INFO] [stderr] 22 | |         M::Triangle {
[INFO] [stderr] 23 | |             a: -30.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |         },
[INFO] [stderr] 27 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = steering.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/steering_wheel_in_autonomous_car.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | /     steering.add_term(Term::new(
[INFO] [stderr] 29 | |         "straight",
[INFO] [stderr] 30 | |         M::Triangle {
[INFO] [stderr] 31 | |             a: -5.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |         },
[INFO] [stderr] 35 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let _ = steering.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/steering_wheel_in_autonomous_car.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     steering.add_term(Term::new(
[INFO] [stderr] 37 | |         "right",
[INFO] [stderr] 38 | |         M::Triangle {
[INFO] [stderr] 39 | |             a: 10.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |         },
[INFO] [stderr] 43 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let _ = steering.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/steering_wheel_in_autonomous_car.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 | /     deviation.add_term(Term::new(
[INFO] [stderr] 55 | |         "left",
[INFO] [stderr] 56 | |         M::Triangle {
[INFO] [stderr] 57 | |             a: -2.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 60 | |         },
[INFO] [stderr] 61 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let _ = deviation.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/steering_wheel_in_autonomous_car.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     deviation.add_term(Term::new(
[INFO] [stderr] 63 | |         "center",
[INFO] [stderr] 64 | |         M::Triangle {
[INFO] [stderr] 65 | |             a: -0.5,
[INFO] [stderr] ...  |
[INFO] [stderr] 68 | |         },
[INFO] [stderr] 69 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let _ = deviation.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/steering_wheel_in_autonomous_car.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 | /     deviation.add_term(Term::new(
[INFO] [stderr] 71 | |         "right",
[INFO] [stderr] 72 | |         M::Triangle {
[INFO] [stderr] 73 | |             a: 0.5,
[INFO] [stderr] ...  |
[INFO] [stderr] 76 | |         },
[INFO] [stderr] 77 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let _ = deviation.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/steering_wheel_in_autonomous_car.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 | /     curvature.add_term(Term::new(
[INFO] [stderr] 89 | |         "left",
[INFO] [stderr] 90 | |         M::Triangle {
[INFO] [stderr] 91 | |             a: -1.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 94 | |         },
[INFO] [stderr] 95 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 88 |     let _ = curvature.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/steering_wheel_in_autonomous_car.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr]  96 | /     curvature.add_term(Term::new(
[INFO] [stderr]  97 | |         "straight",
[INFO] [stderr]  98 | |         M::Triangle {
[INFO] [stderr]  99 | |             a: -0.2,
[INFO] [stderr] ...   |
[INFO] [stderr] 102 | |         },
[INFO] [stderr] 103 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr]  96 |     let _ = curvature.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/steering_wheel_in_autonomous_car.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 | /     curvature.add_term(Term::new(
[INFO] [stderr] 105 | |         "right",
[INFO] [stderr] 106 | |         M::Triangle {
[INFO] [stderr] 107 | |             a: 0.3,
[INFO] [stderr] ...   |
[INFO] [stderr] 110 | |         },
[INFO] [stderr] 111 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 104 |     let _ = curvature.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/fis_tests.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     tip.add_term(Term::new(
[INFO] [stderr] 22 | |         "small",
[INFO] [stderr] 23 | |         M::Triangle {
[INFO] [stderr] 24 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |         },
[INFO] [stderr] 28 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let _ = tip.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/fis_tests.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | /     tip.add_term(Term::new(
[INFO] [stderr] 30 | |         "generous",
[INFO] [stderr] 31 | |         M::Triangle {
[INFO] [stderr] 32 | |             a: 20.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 35 | |         },
[INFO] [stderr] 36 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let _ = tip.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/fis_tests.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 | /     service.add_term(Term::new(
[INFO] [stderr] 48 | |         "poor",
[INFO] [stderr] 49 | |         M::Triangle {
[INFO] [stderr] 50 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 53 | |         },
[INFO] [stderr] 54 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let _ = service.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/fis_tests.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 | /     service.add_term(Term::new(
[INFO] [stderr] 56 | |         "excellent",
[INFO] [stderr] 57 | |         M::Triangle {
[INFO] [stderr] 58 | |             a: 5.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |         },
[INFO] [stderr] 62 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let _ = service.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/fis_tests.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 | /     temp.add_term(Term::new(
[INFO] [stderr] 87 | |         "cold",
[INFO] [stderr] 88 | |         M::Triangle {
[INFO] [stderr] 89 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 92 | |         },
[INFO] [stderr] 93 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let _ = temp.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/fis_tests.rs:94:5
[INFO] [stderr]     |
[INFO] [stderr]  94 | /     temp.add_term(Term::new(
[INFO] [stderr]  95 | |         "hot",
[INFO] [stderr]  96 | |         M::Triangle {
[INFO] [stderr]  97 | |             a: 50.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |         },
[INFO] [stderr] 101 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr]  94 |     let _ = temp.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/fis_tests.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 | /     fan.add_term(Term::new(
[INFO] [stderr] 112 | |         "slow",
[INFO] [stderr] 113 | |         M::Triangle {
[INFO] [stderr] 114 | |             a: 0.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 117 | |         },
[INFO] [stderr] 118 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let _ = fan.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/fis_tests.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 | /     fan.add_term(Term::new(
[INFO] [stderr] 120 | |         "fast",
[INFO] [stderr] 121 | |         M::Triangle {
[INFO] [stderr] 122 | |             a: 5.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 125 | |         },
[INFO] [stderr] 126 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 119 |     let _ = fan.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/fis_tests.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 | /     temp.add_term(Term::new(
[INFO] [stderr] 179 | |         "cold",
[INFO] [stderr] 180 | |         M::Triangle {
[INFO] [stderr] 181 | |             a: 0.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 184 | |         },
[INFO] [stderr] 185 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 178 |     let _ = temp.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/fis_tests.rs:186:5
[INFO] [stderr]     |
[INFO] [stderr] 186 | /     temp.add_term(Term::new(
[INFO] [stderr] 187 | |         "hot",
[INFO] [stderr] 188 | |         M::Triangle {
[INFO] [stderr] 189 | |             a: 50.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 192 | |         },
[INFO] [stderr] 193 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 186 |     let _ = temp.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/fis_tests.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 | /     temp.add_term(Term::new(
[INFO] [stderr] 222 | |         "cold",
[INFO] [stderr] 223 | |         M::Triangle {
[INFO] [stderr] 224 | |             a: 0.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 227 | |         },
[INFO] [stderr] 228 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 221 |     let _ = temp.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/fis_tests.rs:238:5
[INFO] [stderr]     |
[INFO] [stderr] 238 | /     fan.add_term(Term::new(
[INFO] [stderr] 239 | |         "slow",
[INFO] [stderr] 240 | |         M::Triangle {
[INFO] [stderr] 241 | |             a: 0.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 244 | |         },
[INFO] [stderr] 245 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 238 |     let _ = fan.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/fis_tests.rs:282:5
[INFO] [stderr]     |
[INFO] [stderr] 282 | /     temp.add_term(Term::new(
[INFO] [stderr] 283 | |         "cold",
[INFO] [stderr] 284 | |         M::Triangle {
[INFO] [stderr] 285 | |             a: 0.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 288 | |         },
[INFO] [stderr] 289 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 282 |     let _ = temp.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/fis_tests.rs:299:5
[INFO] [stderr]     |
[INFO] [stderr] 299 | /     fan.add_term(Term::new(
[INFO] [stderr] 300 | |         "slow",
[INFO] [stderr] 301 | |         M::Triangle {
[INFO] [stderr] 302 | |             a: 0.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 305 | |         },
[INFO] [stderr] 306 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 299 |     let _ = fan.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/fis_tests.rs:338:5
[INFO] [stderr]     |
[INFO] [stderr] 338 | /     temp.add_term(Term::new(
[INFO] [stderr] 339 | |         "medium",
[INFO] [stderr] 340 | |         M::Trapezoid {
[INFO] [stderr] 341 | |             a: 20.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 345 | |         },
[INFO] [stderr] 346 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 338 |     let _ = temp.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/fis_tests.rs:356:5
[INFO] [stderr]     |
[INFO] [stderr] 356 | /     fan.add_term(Term::new(
[INFO] [stderr] 357 | |         "normal",
[INFO] [stderr] 358 | |         M::Trapezoid {
[INFO] [stderr] 359 | |             a: 2.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 363 | |         },
[INFO] [stderr] 364 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 356 |     let _ = fan.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_office_energy_management.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     hvac.add_term(Term::new(
[INFO] [stderr] 21 | |         "low",
[INFO] [stderr] 22 | |         M::Triangle {
[INFO] [stderr] 23 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |         },
[INFO] [stderr] 27 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = hvac.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_office_energy_management.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | /     hvac.add_term(Term::new(
[INFO] [stderr] 29 | |         "medium",
[INFO] [stderr] 30 | |         M::Triangle {
[INFO] [stderr] 31 | |             a: 30.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |         },
[INFO] [stderr] 35 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let _ = hvac.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_office_energy_management.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     hvac.add_term(Term::new(
[INFO] [stderr] 37 | |         "high",
[INFO] [stderr] 38 | |         M::Triangle {
[INFO] [stderr] 39 | |             a: 60.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |         },
[INFO] [stderr] 43 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let _ = hvac.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_office_energy_management.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 | /     occupancy.add_term(Term::new(
[INFO] [stderr] 55 | |         "low",
[INFO] [stderr] 56 | |         M::Triangle {
[INFO] [stderr] 57 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 60 | |         },
[INFO] [stderr] 61 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let _ = occupancy.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_office_energy_management.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     occupancy.add_term(Term::new(
[INFO] [stderr] 63 | |         "medium",
[INFO] [stderr] 64 | |         M::Triangle {
[INFO] [stderr] 65 | |             a: 30.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 68 | |         },
[INFO] [stderr] 69 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let _ = occupancy.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_office_energy_management.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 | /     occupancy.add_term(Term::new(
[INFO] [stderr] 71 | |         "high",
[INFO] [stderr] 72 | |         M::Triangle {
[INFO] [stderr] 73 | |             a: 60.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 76 | |         },
[INFO] [stderr] 77 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let _ = occupancy.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/smart_office_energy_management.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 | /     temperature.add_term(Term::new(
[INFO] [stderr] 89 | |         "cold",
[INFO] [stderr] 90 | |         M::Triangle {
[INFO] [stderr] 91 | |             a: -10.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 94 | |         },
[INFO] [stderr] 95 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 88 |     let _ = temperature.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/smart_office_energy_management.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr]  96 | /     temperature.add_term(Term::new(
[INFO] [stderr]  97 | |         "mild",
[INFO] [stderr]  98 | |         M::Triangle {
[INFO] [stderr]  99 | |             a: 5.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 102 | |         },
[INFO] [stderr] 103 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr]  96 |     let _ = temperature.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/smart_office_energy_management.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 | /     temperature.add_term(Term::new(
[INFO] [stderr] 105 | |         "hot",
[INFO] [stderr] 106 | |         M::Triangle {
[INFO] [stderr] 107 | |             a: 20.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 110 | |         },
[INFO] [stderr] 111 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 104 |     let _ = temperature.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/smart_office_energy_management.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 | /     price.add_term(Term::new(
[INFO] [stderr] 123 | |         "low",
[INFO] [stderr] 124 | |         M::Triangle {
[INFO] [stderr] 125 | |             a: 0.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |         },
[INFO] [stderr] 129 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let _ = price.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/smart_office_energy_management.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 | /     price.add_term(Term::new(
[INFO] [stderr] 131 | |         "medium",
[INFO] [stderr] 132 | |         M::Triangle {
[INFO] [stderr] 133 | |             a: 30.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 136 | |         },
[INFO] [stderr] 137 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let _ = price.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/smart_office_energy_management.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 | /     price.add_term(Term::new(
[INFO] [stderr] 139 | |         "high",
[INFO] [stderr] 140 | |         M::Triangle {
[INFO] [stderr] 141 | |             a: 60.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 144 | |         },
[INFO] [stderr] 145 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let _ = price.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/variable_tests.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | /     var.add_term(Term::new(
[INFO] [stderr] 17 | |         "cold",
[INFO] [stderr] 18 | |         MembershipKind::Triangle {
[INFO] [stderr] 19 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |         },
[INFO] [stderr] 23 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let _ = var.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/variable_tests.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | /     var.add_term(Term::new(
[INFO] [stderr] 25 | |         "hot",
[INFO] [stderr] 26 | |         MembershipKind::Triangle {
[INFO] [stderr] 27 | |             a: 50.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 30 | |         },
[INFO] [stderr] 31 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let _ = var.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/it_department_decision__build_vs_buy.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     decision.add_term(Term::new(
[INFO] [stderr] 21 | |         "buy",
[INFO] [stderr] 22 | |         M::Triangle {
[INFO] [stderr] 23 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |         },
[INFO] [stderr] 27 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = decision.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/it_department_decision__build_vs_buy.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | /     decision.add_term(Term::new(
[INFO] [stderr] 29 | |         "neutral",
[INFO] [stderr] 30 | |         M::Triangle {
[INFO] [stderr] 31 | |             a: 30.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |         },
[INFO] [stderr] 35 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let _ = decision.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/it_department_decision__build_vs_buy.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     decision.add_term(Term::new(
[INFO] [stderr] 37 | |         "build",
[INFO] [stderr] 38 | |         M::Triangle {
[INFO] [stderr] 39 | |             a: 60.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |         },
[INFO] [stderr] 43 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let _ = decision.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/it_department_decision__build_vs_buy.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 | /     budget.add_term(Term::new(
[INFO] [stderr] 55 | |         "low",
[INFO] [stderr] 56 | |         M::Triangle {
[INFO] [stderr] 57 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 60 | |         },
[INFO] [stderr] 61 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let _ = budget.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/it_department_decision__build_vs_buy.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     budget.add_term(Term::new(
[INFO] [stderr] 63 | |         "medium",
[INFO] [stderr] 64 | |         M::Triangle {
[INFO] [stderr] 65 | |             a: 30.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 68 | |         },
[INFO] [stderr] 69 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let _ = budget.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/it_department_decision__build_vs_buy.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 | /     budget.add_term(Term::new(
[INFO] [stderr] 71 | |         "high",
[INFO] [stderr] 72 | |         M::Triangle {
[INFO] [stderr] 73 | |             a: 60.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 76 | |         },
[INFO] [stderr] 77 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let _ = budget.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/it_department_decision__build_vs_buy.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 | /     expertise.add_term(Term::new(
[INFO] [stderr] 89 | |         "low",
[INFO] [stderr] 90 | |         M::Triangle {
[INFO] [stderr] 91 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 94 | |         },
[INFO] [stderr] 95 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 88 |     let _ = expertise.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/it_department_decision__build_vs_buy.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr]  96 | /     expertise.add_term(Term::new(
[INFO] [stderr]  97 | |         "medium",
[INFO] [stderr]  98 | |         M::Triangle {
[INFO] [stderr]  99 | |             a: 3.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 102 | |         },
[INFO] [stderr] 103 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr]  96 |     let _ = expertise.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/it_department_decision__build_vs_buy.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 | /     expertise.add_term(Term::new(
[INFO] [stderr] 105 | |         "high",
[INFO] [stderr] 106 | |         M::Triangle {
[INFO] [stderr] 107 | |             a: 6.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 110 | |         },
[INFO] [stderr] 111 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 104 |     let _ = expertise.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/it_department_decision__build_vs_buy.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 | /     urgency.add_term(Term::new(
[INFO] [stderr] 123 | |         "low",
[INFO] [stderr] 124 | |         M::Triangle {
[INFO] [stderr] 125 | |             a: 0.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |         },
[INFO] [stderr] 129 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let _ = urgency.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/it_department_decision__build_vs_buy.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 | /     urgency.add_term(Term::new(
[INFO] [stderr] 131 | |         "medium",
[INFO] [stderr] 132 | |         M::Triangle {
[INFO] [stderr] 133 | |             a: 3.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 136 | |         },
[INFO] [stderr] 137 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let _ = urgency.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/it_department_decision__build_vs_buy.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 | /     urgency.add_term(Term::new(
[INFO] [stderr] 139 | |         "high",
[INFO] [stderr] 140 | |         M::Triangle {
[INFO] [stderr] 141 | |             a: 6.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 144 | |         },
[INFO] [stderr] 145 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let _ = urgency.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/it_department_decision__build_vs_buy.rs:156:5
[INFO] [stderr]     |
[INFO] [stderr] 156 | /     vendor.add_term(Term::new(
[INFO] [stderr] 157 | |         "poor",
[INFO] [stderr] 158 | |         M::Triangle {
[INFO] [stderr] 159 | |             a: 0.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 162 | |         },
[INFO] [stderr] 163 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 156 |     let _ = vendor.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/it_department_decision__build_vs_buy.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 | /     vendor.add_term(Term::new(
[INFO] [stderr] 165 | |         "average",
[INFO] [stderr] 166 | |         M::Triangle {
[INFO] [stderr] 167 | |             a: 3.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 170 | |         },
[INFO] [stderr] 171 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 164 |     let _ = vendor.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/it_department_decision__build_vs_buy.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 | /     vendor.add_term(Term::new(
[INFO] [stderr] 173 | |         "excellent",
[INFO] [stderr] 174 | |         M::Triangle {
[INFO] [stderr] 175 | |             a: 6.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 178 | |         },
[INFO] [stderr] 179 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let _ = vendor.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/private_financial_decisions_at_home.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     savings.add_term(Term::new(
[INFO] [stderr] 21 | |         "low",
[INFO] [stderr] 22 | |         M::Triangle {
[INFO] [stderr] 23 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |         },
[INFO] [stderr] 27 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = savings.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/private_financial_decisions_at_home.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | /     savings.add_term(Term::new(
[INFO] [stderr] 29 | |         "medium",
[INFO] [stderr] 30 | |         M::Triangle {
[INFO] [stderr] 31 | |             a: 10.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |         },
[INFO] [stderr] 35 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let _ = savings.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/private_financial_decisions_at_home.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     savings.add_term(Term::new(
[INFO] [stderr] 37 | |         "high",
[INFO] [stderr] 38 | |         M::Triangle {
[INFO] [stderr] 39 | |             a: 25.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |         },
[INFO] [stderr] 43 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let _ = savings.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/private_financial_decisions_at_home.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 | /     stability.add_term(Term::new(
[INFO] [stderr] 55 | |         "unstable",
[INFO] [stderr] 56 | |         M::Triangle {
[INFO] [stderr] 57 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 60 | |         },
[INFO] [stderr] 61 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let _ = stability.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/private_financial_decisions_at_home.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     stability.add_term(Term::new(
[INFO] [stderr] 63 | |         "moderate",
[INFO] [stderr] 64 | |         M::Triangle {
[INFO] [stderr] 65 | |             a: 3.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 68 | |         },
[INFO] [stderr] 69 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let _ = stability.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/private_financial_decisions_at_home.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 | /     stability.add_term(Term::new(
[INFO] [stderr] 71 | |         "stable",
[INFO] [stderr] 72 | |         M::Triangle {
[INFO] [stderr] 73 | |             a: 6.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 76 | |         },
[INFO] [stderr] 77 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let _ = stability.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/private_financial_decisions_at_home.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 | /     expenses.add_term(Term::new(
[INFO] [stderr] 89 | |         "low",
[INFO] [stderr] 90 | |         M::Triangle {
[INFO] [stderr] 91 | |             a: 0.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 94 | |         },
[INFO] [stderr] 95 | |     ));
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 88 |     let _ = expenses.add_term(Term::new(
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/private_financial_decisions_at_home.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr]  96 | /     expenses.add_term(Term::new(
[INFO] [stderr]  97 | |         "medium",
[INFO] [stderr]  98 | |         M::Triangle {
[INFO] [stderr]  99 | |             a: 30.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 102 | |         },
[INFO] [stderr] 103 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr]  96 |     let _ = expenses.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/private_financial_decisions_at_home.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 | /     expenses.add_term(Term::new(
[INFO] [stderr] 105 | |         "high",
[INFO] [stderr] 106 | |         M::Triangle {
[INFO] [stderr] 107 | |             a: 60.0,
[INFO] [stderr] ...   |
[INFO] [stderr] 110 | |         },
[INFO] [stderr] 111 | |     ));
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 104 |     let _ = expenses.add_term(Term::new(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `fuzzy_logic_engine_rs` (example "smart_irrigation_in_iot_farming") generated 13 warnings
[INFO] [stderr] warning: `fuzzy_logic_engine_rs` (example "steering_wheel_in_autonomous_car") generated 9 warnings
[INFO] [stderr] warning: `fuzzy_logic_engine_rs` (test "fis_tests") generated 16 warnings
[INFO] [stderr] warning: `fuzzy_logic_engine_rs` (example "smart_office_energy_management") generated 12 warnings
[INFO] [stderr] warning: `fuzzy_logic_engine_rs` (test "variable_tests") generated 2 warnings
[INFO] [stderr] warning: `fuzzy_logic_engine_rs` (example "it_department_decision__build_vs_buy") generated 15 warnings
[INFO] [stderr] warning: `fuzzy_logic_engine_rs` (example "private_financial_decisions_at_home") generated 9 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fuzzy_logic_engine_rs-c17a7eff1f705478)
[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] [stderr]      Running tests/fis_tests.rs (/opt/rustwide/target/debug/deps/fis_tests-bfb8335ab9eafe62)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_compute_verbose_returns_descriptive_output ... ok
[INFO] [stdout] test test_input_length_error ... ok
[INFO] [stdout] test test_simple_tip_system ... ok
[INFO] [stdout] test test_wildcard_rule_triggers_none_branch ... ok
[INFO] [stdout] test test_term_not_found_error ... ok
[INFO] [stdout] test test_duplicate_trapezoid_terms_should_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/math_helpers_tests.rs (/opt/rustwide/target/debug/deps/math_helpers_tests-dc5f4e7e378a8522)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_centroid_with_uniform_distribution_is_average ... ok
[INFO] [stdout] test test_centroid_of_symmetric_distribution_is_center ... ok
[INFO] [stdout] test test_centroid_with_zero_membership_returns_midpoint ... ok
[INFO] [stderr]      Running tests/membership_tests.rs (/opt/rustwide/target/debug/deps/membership_tests-b041271618f50574)
[INFO] [stdout] test test_linspace_generates_correct_number_of_points ... ok
[INFO] [stdout] test test_linspace_with_one_point_returns_min ... ok
[INFO] [stdout] test test_linspace_is_evenly_spaced ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_gauss_peak_and_symmetry_type_of_membership_kind ... ok
[INFO] [stdout] test test_trapezoid_edges_type_of_membership_kind ... ok
[INFO] [stdout] test test_trapezoid_basic_shape_type_of_membership_kind ... ok
[INFO] [stdout] test test_triangle_edges_type_of_membership_kind ... ok
[INFO] [stdout] test test_triangle_basic_shape_type_of_membership_kind ... ok
[INFO] [stdout] test test_triangle_symmetry_of_membership_kind ... ok
[INFO] [stdout] test test_gauss_falloff_type_of_membership_kind ... ok
[INFO] [stderr]      Running tests/output_tests.rs (/opt/rustwide/target/debug/deps/output_tests-ca208dfc0bc7ee3a)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_outputresult_with_best_term_and_kind ... ok
[INFO] [stdout] test test_outputresult_without_best_term ... ok
[INFO] [stdout] test test_outputresult_debug_trait ... ok
[INFO] [stderr]      Running tests/rule_tests.rs (/opt/rustwide/target/debug/deps/rule_tests-5bc2709897141373)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_create_rule ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/term_tests.rs (/opt/rustwide/target/debug/deps/term_tests-75abc9102ec97908)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_gaussian_membership ... ok
[INFO] [stdout] test test_membership_uses_first_element_only ... ok
[INFO] [stdout] test test_term_degree_for_tiangle_membership_kind ... ok
[INFO] [stdout] test test_trapezoid_membership ... ok
[INFO] [stdout] test test_triangle_membership ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/variable_tests.rs (/opt/rustwide/target/debug/deps/variable_tests-e18f13196edbb241)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_add_and_verify_and_find_term ... ok
[INFO] [stderr]    Doc-tests fuzzy_logic_engine_rs
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "2c59e7f413d13c8c5c0e29ed40bfbb575974aa17ecf62d389e8c7113cb613598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c59e7f413d13c8c5c0e29ed40bfbb575974aa17ecf62d389e8c7113cb613598", kill_on_drop: false }`
[INFO] [stdout] 2c59e7f413d13c8c5c0e29ed40bfbb575974aa17ecf62d389e8c7113cb613598
