Force base weights to be the minimum only when the intercept is negat…

…ive (#12482)

* Force base weights to be the minimum only when the intercept is negative; emit minimum execution times

* Add an `assert` making sure the intercept is zero when it's supposed to be zero

* Fix template

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* ".git/.scripts/bench-bot.sh" pallet dev pallet_assets

* ".git/.scripts/bench-bot.sh" pallet dev pallet_uniques

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: command-bot <>

.maintain/frame-weight-template.hbs

@@ -64,6 +64,7 @@ impl<T: frame_system::Config> WeightInfo for SubstrateWeight<T> {
  {{~#each benchmark.components as |c| ~}}
  {{~#if (not c.is_used)}}_{{/if}}{{c.name}}: u32, {{/each~}}
  ) -> Weight {
+ // Minimum execution time: {{underscore benchmark.min_execution_time}} nanoseconds.
  Weight::from_ref_time({{underscore benchmark.base_weight}} as u64)
  {{#each benchmark.component_weight as |cw|}}
  // Standard Error: {{underscore cw.error}}
@@ -99,6 +100,7 @@ impl WeightInfo for () {
  {{~#each benchmark.components as |c| ~}}
  {{~#if (not c.is_used)}}_{{/if}}{{c.name}}: u32, {{/each~}}
  ) -> Weight {
+ // Minimum execution time: {{underscore benchmark.min_execution_time}} nanoseconds.
  Weight::from_ref_time({{underscore benchmark.base_weight}} as u64)
  {{#each benchmark.component_weight as |cw|}}
  // Standard Error: {{underscore cw.error}}