/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 06:15:31,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 06:15:31,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 06:15:31,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 06:15:31,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 06:15:31,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 06:15:31,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 06:15:31,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 06:15:31,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 06:15:31,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 06:15:31,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 06:15:31,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 06:15:31,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 06:15:31,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 06:15:31,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 06:15:31,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 06:15:31,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 06:15:31,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 06:15:31,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 06:15:31,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 06:15:31,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 06:15:31,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 06:15:31,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 06:15:31,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 06:15:31,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 06:15:31,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 06:15:31,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 06:15:31,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 06:15:31,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 06:15:31,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 06:15:31,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 06:15:31,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 06:15:31,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 06:15:31,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 06:15:31,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 06:15:31,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 06:15:31,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 06:15:31,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 06:15:31,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 06:15:31,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 06:15:31,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 06:15:31,297 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-25 06:15:31,347 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 06:15:31,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 06:15:31,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 06:15:31,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 06:15:31,350 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 06:15:31,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 06:15:31,351 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 06:15:31,351 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 06:15:31,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 06:15:31,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 06:15:31,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 06:15:31,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 06:15:31,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 06:15:31,354 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 06:15:31,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 06:15:31,354 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 06:15:31,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 06:15:31,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 06:15:31,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 06:15:31,355 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 06:15:31,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 06:15:31,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 06:15:31,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 06:15:31,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 06:15:31,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 06:15:31,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 06:15:31,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 06:15:31,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 06:15:31,357 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 06:15:31,357 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true; [2020-09-25 06:15:32,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 06:15:32,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 06:15:32,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 06:15:32,545 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 06:15:32,545 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 06:15:32,546 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c [2020-09-25 06:15:32,645 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4350cb191/0eca60a522c04b8e94759683159e7dd9/FLAG8525d166f [2020-09-25 06:15:33,246 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 06:15:33,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product07.cil.c [2020-09-25 06:15:33,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4350cb191/0eca60a522c04b8e94759683159e7dd9/FLAG8525d166f [2020-09-25 06:15:33,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4350cb191/0eca60a522c04b8e94759683159e7dd9 [2020-09-25 06:15:33,542 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 06:15:33,547 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 06:15:33,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 06:15:33,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 06:15:33,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 06:15:33,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 06:15:33" (1/1) ... [2020-09-25 06:15:33,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51800d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 06:15:33, skipping insertion in model container [2020-09-25 06:15:33,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 06:15:33" (1/1) ... [2020-09-25 06:15:33,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 06:15:33,621 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 06:15:34,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 06:15:34,119 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 06:15:34,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 06:15:34,276 INFO L208 MainTranslator]: Completed translation [2020-09-25 06:15:34,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 06:15:34 WrapperNode [2020-09-25 06:15:34,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 06:15:34,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 06:15:34,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 06:15:34,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 06:15:34,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 06:15:34" (1/1) ... [2020-09-25 06:15:34,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 06:15:34" (1/1) ... [2020-09-25 06:15:34,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 06:15:34" (1/1) ... [2020-09-25 06:15:34,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 06:15:34" (1/1) ... [2020-09-25 06:15:34,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 06:15:34" (1/1) ... [2020-09-25 06:15:34,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 06:15:34" (1/1) ... [2020-09-25 06:15:34,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 06:15:34" (1/1) ... [2020-09-25 06:15:34,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 06:15:34,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 06:15:34,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 06:15:34,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 06:15:34,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 06:15:34" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 06:15:34,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 06:15:34,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 06:15:34,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 06:15:34,478 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 06:15:34,478 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 06:15:34,479 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 06:15:34,479 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 06:15:34,479 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 06:15:34,479 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 06:15:34,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-09-25 06:15:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 06:15:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 06:15:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-25 06:15:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 06:15:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 06:15:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 06:15:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 06:15:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 06:15:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 06:15:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-25 06:15:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 06:15:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 06:15:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 06:15:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 06:15:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 06:15:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 06:15:34,483 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 06:15:34,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 06:15:34,483 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 06:15:34,483 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 06:15:34,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 06:15:34,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 06:15:34,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 06:15:34,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 06:15:34,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 06:15:34,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 06:15:34,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 06:15:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 06:15:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 06:15:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 06:15:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 06:15:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 06:15:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 06:15:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 06:15:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 06:15:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 06:15:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 06:15:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 06:15:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-09-25 06:15:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 06:15:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 06:15:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 06:15:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 06:15:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-25 06:15:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 06:15:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-25 06:15:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 06:15:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 06:15:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 06:15:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 06:15:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 06:15:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 06:15:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 06:15:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 06:15:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 06:15:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 06:15:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 06:15:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 06:15:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 06:15:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 06:15:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 06:15:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 06:15:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 06:15:34,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 06:15:34,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 06:15:34,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 06:15:34,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 06:15:34,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 06:15:34,492 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 06:15:34,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 06:15:34,492 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 06:15:34,492 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 06:15:34,492 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 06:15:34,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 06:15:34,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 06:15:34,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 06:15:35,677 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 06:15:35,677 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 06:15:35,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 06:15:35 BoogieIcfgContainer [2020-09-25 06:15:35,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 06:15:35,686 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 06:15:35,686 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 06:15:35,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 06:15:35,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 06:15:33" (1/3) ... [2020-09-25 06:15:35,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3050e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 06:15:35, skipping insertion in model container [2020-09-25 06:15:35,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 06:15:34" (2/3) ... [2020-09-25 06:15:35,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3050e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 06:15:35, skipping insertion in model container [2020-09-25 06:15:35,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 06:15:35" (3/3) ... [2020-09-25 06:15:35,695 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product07.cil.c [2020-09-25 06:15:35,709 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 06:15:35,721 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 06:15:35,746 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 06:15:35,783 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 06:15:35,783 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 06:15:35,783 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 06:15:35,784 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 06:15:35,784 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 06:15:35,784 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 06:15:35,784 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 06:15:35,784 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 06:15:35,815 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states. [2020-09-25 06:15:35,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-25 06:15:35,835 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 06:15:35,836 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 06:15:35,837 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 06:15:35,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 06:15:35,846 INFO L82 PathProgramCache]: Analyzing trace with hash 1840105278, now seen corresponding path program 1 times [2020-09-25 06:15:35,859 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 06:15:35,860 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1802820251] [2020-09-25 06:15:35,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 06:15:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:36,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:36,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:37,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:38,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:40,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:41,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:41,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-25 06:15:41,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 06:15:41,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-09-25 06:15:41,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:41,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:41,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:41,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 129 [2020-09-25 06:15:41,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:41,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 06:15:41,695 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 06:15:41,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 06:15:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:41,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:41,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:41,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 06:15:41,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:41,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-09-25 06:15:41,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:41,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:41,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:41,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:41,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:41,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 06:15:41,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 06:15:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:41,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:42,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:42,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:15:42,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:42,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 06:15:42,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:42,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:42,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:42,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:42,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:42,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:42,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 06:15:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:42,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:42,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:42,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:15:42,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:42,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 06:15:42,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:42,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:42,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:42,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:42,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:42,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:42,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 06:15:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:42,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:42,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:42,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 06:15:42,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:42,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 06:15:42,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:42,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:42,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:42,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:42,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:42,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:42,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 06:15:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:42,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:42,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:42,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:15:42,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:42,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 06:15:42,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:42,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:42,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:42,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:42,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:42,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:42,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 06:15:42,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:42,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:42,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:42,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 06:15:42,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:42,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 06:15:42,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:42,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:42,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:42,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 06:15:42,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:42,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:42,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 06:15:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:42,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:42,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:42,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 06:15:42,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:42,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 06:15:42,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:42,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:42,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:42,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 06:15:42,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:42,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:42,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 06:15:42,087 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1802820251] [2020-09-25 06:15:42,089 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 06:15:42,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-25 06:15:42,091 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355334928] [2020-09-25 06:15:42,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-25 06:15:42,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 06:15:42,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-25 06:15:42,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 06:15:42,125 INFO L87 Difference]: Start difference. First operand 270 states. Second operand 3 states. [2020-09-25 06:15:43,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 06:15:43,435 INFO L93 Difference]: Finished difference Result 405 states and 490 transitions. [2020-09-25 06:15:43,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-25 06:15:43,437 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-09-25 06:15:43,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 06:15:43,458 INFO L225 Difference]: With dead ends: 405 [2020-09-25 06:15:43,459 INFO L226 Difference]: Without dead ends: 260 [2020-09-25 06:15:43,465 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 06:15:43,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-09-25 06:15:43,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 219. [2020-09-25 06:15:43,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2020-09-25 06:15:43,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 238 transitions. [2020-09-25 06:15:43,610 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 238 transitions. Word has length 142 [2020-09-25 06:15:43,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 06:15:43,611 INFO L479 AbstractCegarLoop]: Abstraction has 219 states and 238 transitions. [2020-09-25 06:15:43,612 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-25 06:15:43,616 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 238 transitions. [2020-09-25 06:15:43,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-09-25 06:15:43,626 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 06:15:43,626 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 06:15:43,629 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 06:15:43,629 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 06:15:43,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 06:15:43,630 INFO L82 PathProgramCache]: Analyzing trace with hash 690017101, now seen corresponding path program 1 times [2020-09-25 06:15:43,630 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 06:15:43,630 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [593163157] [2020-09-25 06:15:43,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 06:15:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:43,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:43,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:45,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:45,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:46,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:48,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:48,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-09-25 06:15:48,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 06:15:48,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-09-25 06:15:48,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:48,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:48,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 06:15:48,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-09-25 06:15:48,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 06:15:48,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:48,976 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 06:15:48,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 06:15:48,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:48,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:49,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:49,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 06:15:49,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:49,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-09-25 06:15:49,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:49,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:49,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:49,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:49,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:49,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:49,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 06:15:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:49,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:49,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:49,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:15:49,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:49,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 06:15:49,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:49,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:49,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:49,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:49,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:49,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:49,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 06:15:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:49,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:49,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:49,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:15:49,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:49,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 06:15:49,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:49,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:49,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:49,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:49,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:49,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 06:15:49,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 06:15:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:49,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:49,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:49,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 06:15:49,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:49,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 06:15:49,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:49,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:49,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:49,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:49,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:49,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 06:15:49,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 06:15:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:49,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:49,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:49,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:15:49,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:49,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 06:15:49,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:49,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:49,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:49,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:49,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:49,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:49,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-25 06:15:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:49,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:49,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:49,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 06:15:49,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:49,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 06:15:49,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:49,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:49,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:49,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 06:15:49,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:49,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:49,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-09-25 06:15:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:49,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:49,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:49,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 06:15:49,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:49,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 06:15:49,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:49,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:49,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:49,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 06:15:49,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:49,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:49,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 06:15:49,218 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [593163157] [2020-09-25 06:15:49,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 06:15:49,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 06:15:49,219 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668336842] [2020-09-25 06:15:49,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 06:15:49,221 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 06:15:49,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 06:15:49,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 06:15:49,222 INFO L87 Difference]: Start difference. First operand 219 states and 238 transitions. Second operand 4 states. [2020-09-25 06:15:49,929 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 06:15:50,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 06:15:50,673 INFO L93 Difference]: Finished difference Result 316 states and 357 transitions. [2020-09-25 06:15:50,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 06:15:50,673 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2020-09-25 06:15:50,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 06:15:50,678 INFO L225 Difference]: With dead ends: 316 [2020-09-25 06:15:50,678 INFO L226 Difference]: Without dead ends: 243 [2020-09-25 06:15:50,680 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-25 06:15:50,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2020-09-25 06:15:50,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 209. [2020-09-25 06:15:50,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2020-09-25 06:15:50,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 225 transitions. [2020-09-25 06:15:50,718 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 225 transitions. Word has length 143 [2020-09-25 06:15:50,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 06:15:50,718 INFO L479 AbstractCegarLoop]: Abstraction has 209 states and 225 transitions. [2020-09-25 06:15:50,718 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 06:15:50,719 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 225 transitions. [2020-09-25 06:15:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-09-25 06:15:50,720 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 06:15:50,721 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 06:15:50,721 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 06:15:50,721 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 06:15:50,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 06:15:50,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1506164667, now seen corresponding path program 1 times [2020-09-25 06:15:50,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 06:15:50,722 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1507447475] [2020-09-25 06:15:50,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 06:15:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:50,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:51,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:52,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:52,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:55,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:55,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-09-25 06:15:55,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 06:15:55,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-09-25 06:15:55,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:55,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:55,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 06:15:55,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-09-25 06:15:55,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-09-25 06:15:55,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:56,150 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 06:15:56,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 06:15:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:56,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:56,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:56,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 06:15:56,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:56,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 244 [2020-09-25 06:15:56,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:56,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:56,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 06:15:56,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:56,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-25 06:15:56,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:56,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 06:15:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:56,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:56,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:56,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:15:56,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:56,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 06:15:56,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:56,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:56,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 06:15:56,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:56,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 06:15:56,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:56,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 06:15:56,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:56,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:56,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:56,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:15:56,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:56,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 06:15:56,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:56,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:56,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 06:15:56,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:56,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 06:15:56,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:56,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 06:15:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:56,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:56,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:56,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 06:15:56,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:56,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 06:15:56,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:56,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:56,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 06:15:56,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:56,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 06:15:56,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:56,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 06:15:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:56,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:56,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:56,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:15:56,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:56,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 06:15:56,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:56,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:56,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 06:15:56,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:15:56,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 06:15:56,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:56,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 06:15:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:56,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:56,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:56,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 06:15:56,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:56,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 06:15:56,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:56,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:56,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:56,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 06:15:56,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:56,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:56,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-09-25 06:15:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:56,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:15:56,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:15:56,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 06:15:56,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:15:56,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 06:15:56,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:15:56,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:15:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:15:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 06:15:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:15:56,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:15:56,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 06:15:56,637 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1507447475] [2020-09-25 06:15:56,638 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 06:15:56,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-25 06:15:56,638 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589115017] [2020-09-25 06:15:56,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-25 06:15:56,679 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 06:15:56,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-25 06:15:56,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-25 06:15:56,679 INFO L87 Difference]: Start difference. First operand 209 states and 225 transitions. Second operand 5 states. [2020-09-25 06:15:57,195 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 06:15:57,950 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 06:15:59,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 06:15:59,359 INFO L93 Difference]: Finished difference Result 534 states and 620 transitions. [2020-09-25 06:15:59,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-25 06:15:59,361 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 152 [2020-09-25 06:15:59,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 06:15:59,368 INFO L225 Difference]: With dead ends: 534 [2020-09-25 06:15:59,368 INFO L226 Difference]: Without dead ends: 435 [2020-09-25 06:15:59,370 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-25 06:15:59,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2020-09-25 06:15:59,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 372. [2020-09-25 06:15:59,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2020-09-25 06:15:59,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 418 transitions. [2020-09-25 06:15:59,437 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 418 transitions. Word has length 152 [2020-09-25 06:15:59,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 06:15:59,438 INFO L479 AbstractCegarLoop]: Abstraction has 372 states and 418 transitions. [2020-09-25 06:15:59,438 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-25 06:15:59,438 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 418 transitions. [2020-09-25 06:15:59,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-25 06:15:59,440 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 06:15:59,441 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 06:15:59,441 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 06:15:59,441 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 06:15:59,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 06:15:59,441 INFO L82 PathProgramCache]: Analyzing trace with hash 1864844288, now seen corresponding path program 1 times [2020-09-25 06:15:59,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 06:15:59,442 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [530094625] [2020-09-25 06:15:59,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 06:15:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:15:59,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:00,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:00,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:01,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:04,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:16:04,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-09-25 06:16:04,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 06:16:04,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-09-25 06:16:04,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:16:04,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:16:04,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 06:16:04,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-25 06:16:04,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-09-25 06:16:04,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:16:04,850 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 06:16:04,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 06:16:04,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:16:04,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:04,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:16:04,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 06:16:04,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:16:04,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-09-25 06:16:04,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:16:04,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:16:04,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:16:04,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:16:04,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:16:04,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:16:05,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 06:16:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:16:05,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:05,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:16:05,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:16:05,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:16:05,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 06:16:05,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:16:05,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:16:05,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:16:05,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:16:05,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:16:05,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:16:05,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 06:16:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:16:05,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:05,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:16:05,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:16:05,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:16:05,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 06:16:05,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:16:05,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:16:05,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:16:05,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:16:05,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:16:05,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:16:05,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 06:16:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:16:05,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:05,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:16:05,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 06:16:05,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:16:05,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 06:16:05,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:16:05,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:16:05,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:16:05,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:16:05,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:16:05,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:16:05,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 06:16:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:16:05,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:05,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:16:05,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:16:05,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:16:05,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 06:16:05,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:16:05,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:16:05,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 06:16:05,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:16:05,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 06:16:05,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:16:05,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-09-25 06:16:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:16:05,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:05,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:05,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:16:05,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-25 06:16:05,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 06:16:05,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 06:16:05,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:16:05,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:16:05,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 06:16:05,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:16:05,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 06:16:05,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:16:05,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 06:16:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:16:05,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:05,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:16:05,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 06:16:05,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:16:05,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 06:16:05,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:16:05,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:16:05,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 06:16:05,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:16:05,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 06:16:05,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:16:05,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-25 06:16:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:16:05,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:05,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:16:05,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 06:16:05,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:16:05,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 06:16:05,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:16:05,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:16:05,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 06:16:05,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:16:05,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 06:16:05,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:16:05,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-25 06:16:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 06:16:05,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 06:16:05,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 06:16:05,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 06:16:05,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 06:16:05,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 06:16:05,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 06:16:05,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-09-25 06:16:05,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 06:16:05,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 06:16:05,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 06:16:05,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 06:16:05,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 06:16:05,191 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [530094625] [2020-09-25 06:16:05,192 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 06:16:05,192 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 06:16:05,192 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639303012] [2020-09-25 06:16:05,193 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 06:16:05,193 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 06:16:05,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 06:16:05,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 06:16:05,194 INFO L87 Difference]: Start difference. First operand 372 states and 418 transitions. Second operand 9 states. [2020-09-25 06:16:05,810 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 06:16:06,873 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:07,196 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 06:16:07,535 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:07,848 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 06:16:08,118 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:08,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 06:16:08,240 INFO L93 Difference]: Finished difference Result 608 states and 710 transitions. [2020-09-25 06:16:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-25 06:16:08,241 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 160 [2020-09-25 06:16:08,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 06:16:08,242 INFO L225 Difference]: With dead ends: 608 [2020-09-25 06:16:08,242 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 06:16:08,247 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-09-25 06:16:08,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 06:16:08,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 06:16:08,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 06:16:08,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 06:16:08,248 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2020-09-25 06:16:08,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 06:16:08,248 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 06:16:08,248 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 06:16:08,248 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 06:16:08,249 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 06:16:08,249 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 06:16:08,251 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 06:16:08,456 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:08,619 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:08,784 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:08,944 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:09,104 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:09,269 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:09,422 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 06:16:09,573 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:09,728 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:09,883 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:10,033 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:10,196 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:10,342 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 06:16:10,506 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:10,662 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:10,983 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 06:16:11,227 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 06:16:11,544 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 06:16:11,785 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 06:16:11,926 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 06:16:12,074 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:12,223 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:12,371 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:12,515 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 06:16:12,665 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:12,817 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:12,964 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:13,109 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 06:16:13,252 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 06:16:13,401 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:13,550 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:13,699 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:13,847 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:13,997 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:14,142 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 06:16:14,290 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:14,438 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:14,543 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 8 [2020-09-25 06:16:14,697 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:14,800 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 8 [2020-09-25 06:16:14,949 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:15,199 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:15,356 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:15,504 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 06:16:15,653 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:15,802 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:16,215 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 06:16:16,456 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 06:16:16,770 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-09-25 06:16:17,008 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 186 [2020-09-25 06:16:17,257 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:17,415 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:17,558 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 06:16:17,706 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:17,869 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:18,014 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 06:16:18,162 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:18,310 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:18,459 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:18,609 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 06:16:19,020 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 9 [2020-09-25 06:16:19,396 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 9 [2020-09-25 06:16:19,617 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 06:16:19,812 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-25 06:16:19,996 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-25 06:16:20,217 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-25 06:16:20,442 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 06:16:20,852 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-09-25 06:16:21,111 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 06:16:21,511 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 11 [2020-09-25 06:16:21,693 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-25 06:16:22,016 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 8 [2020-09-25 06:16:22,454 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 8 [2020-09-25 06:16:22,712 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20 [2020-09-25 06:16:22,971 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 20