docs: public void setTimeLimit(double limit) {
          exploreType = TIME;
          this.limit = limit * 1000;
          // we explore until all spt-entries are '>timeLimitInSeconds' 
          // and add some more into this bucket for car we need a bit more as 
          // we otherwise get artifacts for motorway endings
          this.finishLimit = this.limit + Math.max(this.limit * 0.14, 200_000);
      }