/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 --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 interpolation-heuristic=FIRST --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_spec2_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:05:59,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:05:59,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:05:59,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:05:59,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:05:59,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:05:59,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:05:59,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:05:59,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:05:59,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:05:59,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:05:59,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:05:59,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:05:59,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:05:59,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:05:59,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:05:59,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:05:59,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:05:59,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:05:59,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:05:59,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:05:59,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:05:59,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:05:59,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:05:59,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:05:59,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:05:59,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:05:59,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:05:59,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:05:59,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:05:59,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:05:59,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:05:59,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:05:59,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:05:59,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:05:59,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:05:59,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:05:59,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:05:59,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:05:59,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:05:59,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:05:59,682 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 [2020-09-21 11:05:59,743 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:05:59,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:05:59,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:05:59,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:05:59,747 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:05:59,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:05:59,748 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:05:59,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:05:59,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:05:59,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:05:59,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:05:59,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:05:59,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:05:59,750 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:05:59,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:05:59,751 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:05:59,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:05:59,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:05:59,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:05:59,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:05:59,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:05:59,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:05:59,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:05:59,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:05:59,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:05:59,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:05:59,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:05:59,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:05:59,755 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:05:59,755 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.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;interpolation-heuristic=FIRST;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;interpolation-heuristic=FIRST;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;interpolation-heuristic=FIRST;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;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:06:00,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:06:00,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:06:00,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:06:00,288 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:06:00,289 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:06:00,290 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c [2020-09-21 11:06:00,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/16130c030/28e7e80192d347018aace3fac5312e07/FLAG3090cf533 [2020-09-21 11:06:01,012 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:06:01,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c [2020-09-21 11:06:01,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/16130c030/28e7e80192d347018aace3fac5312e07/FLAG3090cf533 [2020-09-21 11:06:01,233 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/16130c030/28e7e80192d347018aace3fac5312e07 [2020-09-21 11:06:01,249 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:06:01,255 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:06:01,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:01,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:06:01,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:06:01,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:01" (1/1) ... [2020-09-21 11:06:01,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e5903c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:01, skipping insertion in model container [2020-09-21 11:06:01,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:01" (1/1) ... [2020-09-21 11:06:01,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:06:01,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:06:01,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:01,803 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:06:01,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:01,988 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:06:01,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:01 WrapperNode [2020-09-21 11:06:01,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:01,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:06:01,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:06:01,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:06:02,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:01" (1/1) ... [2020-09-21 11:06:02,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:01" (1/1) ... [2020-09-21 11:06:02,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:01" (1/1) ... [2020-09-21 11:06:02,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:01" (1/1) ... [2020-09-21 11:06:02,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:01" (1/1) ... [2020-09-21 11:06:02,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:01" (1/1) ... [2020-09-21 11:06:02,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:01" (1/1) ... [2020-09-21 11:06:02,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:06:02,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:06:02,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:06:02,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:06:02,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:01" (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 [2020-09-21 11:06:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:06:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:06:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:06:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:06:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:06:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:06:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:06:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:06:02,239 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:06:02,239 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:06:02,239 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:06:02,240 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:06:02,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:06:02,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:06:02,241 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:06:02,241 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 11:06:02,241 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:06:02,242 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:06:02,242 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:06:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:06:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:06:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:06:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:02,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:06:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:06:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:06:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:06:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:06:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:06:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:06:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:06:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:06:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:06:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:06:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:06:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:06:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:06:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:06:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:06:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:06:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:06:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 11:06:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:06:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:06:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:06:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:06:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:06:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:06:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:06:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:06:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:06:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:06:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:06:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:06:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:06:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:06:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:06:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:06:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:06:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:06:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:06:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:06:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:06:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:06:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:06:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:06:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:06:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:06:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:06:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:06:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:06:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:06:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:06:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:06:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:06:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:06:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:06:03,402 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:06:03,402 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:06:03,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:03 BoogieIcfgContainer [2020-09-21 11:06:03,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:06:03,410 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:06:03,410 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:06:03,414 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:06:03,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:06:01" (1/3) ... [2020-09-21 11:06:03,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799fb08c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:03, skipping insertion in model container [2020-09-21 11:06:03,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:01" (2/3) ... [2020-09-21 11:06:03,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799fb08c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:03, skipping insertion in model container [2020-09-21 11:06:03,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:03" (3/3) ... [2020-09-21 11:06:03,418 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product06.cil.c [2020-09-21 11:06:03,430 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:06:03,442 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:06:03,463 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:06:03,491 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:06:03,491 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:06:03,491 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:06:03,491 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:06:03,492 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:06:03,492 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:06:03,492 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:06:03,492 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:06:03,521 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2020-09-21 11:06:03,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:06:03,534 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:03,535 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] [2020-09-21 11:06:03,536 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:03,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:03,543 INFO L82 PathProgramCache]: Analyzing trace with hash -790254398, now seen corresponding path program 1 times [2020-09-21 11:06:03,552 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:03,553 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [219570122] [2020-09-21 11:06:03,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:03,910 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:03,911 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:03,911 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:03,911 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:03,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 11:06:03,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:03,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-21 11:06:03,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:03,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:03,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:06:03,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:03,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:04,368 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:04,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:04,381 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:04,382 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:04,382 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:04,383 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:04,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:04,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:04,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:04,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:04,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:04,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:04,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:04,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:04,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:04,446 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:04,447 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:04,447 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:04,448 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:04,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:04,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:04,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:04,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:04,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:04,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:04,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:04,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:04,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:04,454 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:04,454 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:04,454 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:04,455 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:04,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:04,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:04,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:04,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:04,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:04,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:04,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:04,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:04,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:04,461 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:04,462 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:04,462 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:04,462 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:04,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:04,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:04,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:04,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:04,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:04,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:04,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:04,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:04,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:04,469 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:04,470 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:04,470 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:04,471 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:04,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:04,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:04,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:04,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:04,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:04,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:04,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:04,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:04,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:04,485 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:04,485 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:04,486 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:04,486 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:04,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:04,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:04,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:04,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:04,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:04,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:06:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:04,494 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:04,494 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:04,494 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:04,495 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:04,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:04,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:04,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:04,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:04,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:04,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:04,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:04,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:04,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:04,502 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:04,502 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:04,502 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:04,502 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:04,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:04,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:04,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:04,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:04,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:04,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:04,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:04,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:04,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:04,521 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [219570122] [2020-09-21 11:06:04,523 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:04,523 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:06:04,524 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229428180] [2020-09-21 11:06:04,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:06:04,531 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:04,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:06:04,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:04,552 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 4 states. [2020-09-21 11:06:05,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:05,661 INFO L93 Difference]: Finished difference Result 246 states and 326 transitions. [2020-09-21 11:06:05,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:06:05,663 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:06:05,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:05,681 INFO L225 Difference]: With dead ends: 246 [2020-09-21 11:06:05,681 INFO L226 Difference]: Without dead ends: 139 [2020-09-21 11:06:05,686 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:05,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2020-09-21 11:06:05,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 108. [2020-09-21 11:06:05,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-09-21 11:06:05,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2020-09-21 11:06:05,807 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 51 [2020-09-21 11:06:05,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:05,815 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2020-09-21 11:06:05,815 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:06:05,815 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2020-09-21 11:06:05,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:06:05,823 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:05,823 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] [2020-09-21 11:06:05,824 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:06:05,824 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:05,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:05,825 INFO L82 PathProgramCache]: Analyzing trace with hash 449036907, now seen corresponding path program 1 times [2020-09-21 11:06:05,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:05,825 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [633795747] [2020-09-21 11:06:05,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:05,909 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:05,910 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:05,910 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:05,910 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:05,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:06:05,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:05,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:06:05,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:05,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:05,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:06:05,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:06:05,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:06,269 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:06,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,282 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,282 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,283 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,283 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:06,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:06,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:06,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:06,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:06,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:06,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,322 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,322 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,322 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,322 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:06,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:06,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:06,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:06,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:06,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:06,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,327 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,328 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,328 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,328 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:06,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:06,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:06,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:06,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:06,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:06,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,333 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,333 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,334 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,334 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:06,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:06,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:06,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:06,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:06,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:06,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,340 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,340 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,341 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,341 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:06,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:06,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:06,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:06,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:06,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:06,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,356 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,357 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,357 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,357 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:06,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:06,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:06,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:06,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:06,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:06,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:06:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,363 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,363 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,363 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,363 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:06,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:06,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:06,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:06,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:06,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:06,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:06:06,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,369 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,369 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,369 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,370 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:06,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:06,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:06,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:06,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:06,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:06,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:06,380 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [633795747] [2020-09-21 11:06:06,380 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:06,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:06,381 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399643097] [2020-09-21 11:06:06,383 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:06,383 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:06,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:06,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:06,384 INFO L87 Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 5 states. [2020-09-21 11:06:06,892 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:07,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:07,652 INFO L93 Difference]: Finished difference Result 187 states and 233 transitions. [2020-09-21 11:06:07,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:07,653 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 11:06:07,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:07,656 INFO L225 Difference]: With dead ends: 187 [2020-09-21 11:06:07,656 INFO L226 Difference]: Without dead ends: 129 [2020-09-21 11:06:07,658 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:07,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-09-21 11:06:07,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2020-09-21 11:06:07,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-09-21 11:06:07,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2020-09-21 11:06:07,694 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 52 [2020-09-21 11:06:07,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:07,694 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2020-09-21 11:06:07,694 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:07,695 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2020-09-21 11:06:07,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-09-21 11:06:07,697 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:07,697 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] [2020-09-21 11:06:07,697 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:06:07,697 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:07,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:07,698 INFO L82 PathProgramCache]: Analyzing trace with hash 1483063984, now seen corresponding path program 1 times [2020-09-21 11:06:07,698 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:07,698 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [914797309] [2020-09-21 11:06:07,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:07,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:08,154 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:06:08,155 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:08,155 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:08,155 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:08,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-21 11:06:08,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:08,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 398 [2020-09-21 11:06:08,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:08,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:06:08,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:08,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-21 11:06:08,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:08,472 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:08,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:08,548 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:08,548 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:08,548 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:08,549 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:08,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:08,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:08,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-09-21 11:06:08,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:08,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:08,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:08,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:08,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:08,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:08,593 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:08,593 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:08,594 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:08,594 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:08,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:08,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:08,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:08,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:08,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:08,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:08,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:08,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:08,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:08,599 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:08,599 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:08,599 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:08,599 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:08,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:08,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:08,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:08,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:08,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:08,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:08,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:08,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:08,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:08,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:08,607 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:08,607 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:08,607 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:08,607 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:08,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:08,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:08,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:08,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:08,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:08,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:08,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:08,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:08,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:08,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:08,613 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:08,613 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:08,613 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:08,614 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:08,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:08,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:08,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:08,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:08,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:08,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:08,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:08,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:08,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:08,629 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:08,629 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:08,629 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:08,629 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:08,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:08,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:08,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:08,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:08,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:08,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:08,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:08,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:08,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:08,634 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:08,635 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:08,635 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:08,635 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:08,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:08,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:08,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:08,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:08,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:08,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:08,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:08,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:08,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 11:06:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:08,639 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:08,639 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:08,640 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:08,640 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:08,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:08,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:08,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:06:08,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:08,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:08,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:08,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:08,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:08,650 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [914797309] [2020-09-21 11:06:08,651 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:08,651 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:08,651 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462481354] [2020-09-21 11:06:08,652 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:08,652 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:08,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:08,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:08,653 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 5 states. [2020-09-21 11:06:09,026 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:09,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:09,894 INFO L93 Difference]: Finished difference Result 200 states and 252 transitions. [2020-09-21 11:06:09,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:06:09,895 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-09-21 11:06:09,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:09,898 INFO L225 Difference]: With dead ends: 200 [2020-09-21 11:06:09,898 INFO L226 Difference]: Without dead ends: 129 [2020-09-21 11:06:09,900 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:09,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-09-21 11:06:09,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2020-09-21 11:06:09,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-09-21 11:06:09,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2020-09-21 11:06:09,931 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 57 [2020-09-21 11:06:09,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:09,932 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2020-09-21 11:06:09,932 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:09,932 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2020-09-21 11:06:09,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-09-21 11:06:09,934 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:09,934 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] [2020-09-21 11:06:09,934 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:06:09,935 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:09,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:09,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1934591269, now seen corresponding path program 1 times [2020-09-21 11:06:09,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:09,936 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [268193529] [2020-09-21 11:06:09,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,266 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,266 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,266 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,267 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-09-21 11:06:10,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 287 [2020-09-21 11:06:10,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:06:10,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:10,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-09-21 11:06:10,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,584 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:10,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:10,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,673 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,673 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,673 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,673 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:10,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-21 11:06:10,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:10,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,711 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,711 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,712 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,712 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:10,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:10,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,717 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,717 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,717 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,718 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:10,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:10,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,723 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,724 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,724 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,724 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:10,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:10,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:10,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,730 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,730 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,730 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,730 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:10,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:10,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,746 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,746 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,747 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,747 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:10,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:10,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:10,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-21 11:06:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,763 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,763 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,763 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,763 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:06:10,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:10,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:06:10,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:10,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:06:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,770 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,770 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,770 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,770 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:10,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:10,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:10,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:10,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:06:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,781 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,781 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,781 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,782 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:10,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:06:10,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:10,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:10,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:10,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 58 [2020-09-21 11:06:10,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 11:06:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:10,873 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:10,873 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:10,873 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:10,874 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:10,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:10,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:10,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:10,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:10,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:10,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:10,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:10,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:10,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:10,895 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [268193529] [2020-09-21 11:06:10,895 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:10,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:06:10,896 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205496988] [2020-09-21 11:06:10,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:06:10,897 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:10,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:06:10,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:06:10,898 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 9 states. [2020-09-21 11:06:11,441 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:12,503 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:12,920 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:13,572 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:13,852 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:14,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:14,656 INFO L93 Difference]: Finished difference Result 309 states and 415 transitions. [2020-09-21 11:06:14,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-21 11:06:14,656 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-09-21 11:06:14,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:14,665 INFO L225 Difference]: With dead ends: 309 [2020-09-21 11:06:14,665 INFO L226 Difference]: Without dead ends: 238 [2020-09-21 11:06:14,666 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-21 11:06:14,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-09-21 11:06:14,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 160. [2020-09-21 11:06:14,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-09-21 11:06:14,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 186 transitions. [2020-09-21 11:06:14,764 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 186 transitions. Word has length 65 [2020-09-21 11:06:14,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:14,765 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 186 transitions. [2020-09-21 11:06:14,765 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:06:14,765 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 186 transitions. [2020-09-21 11:06:14,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-09-21 11:06:14,772 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:14,773 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] [2020-09-21 11:06:14,773 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:06:14,773 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:14,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:14,774 INFO L82 PathProgramCache]: Analyzing trace with hash 419141833, now seen corresponding path program 1 times [2020-09-21 11:06:14,774 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:14,774 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1984159158] [2020-09-21 11:06:14,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:15,300 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:15,300 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:15,300 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:15,300 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:15,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-09-21 11:06:15,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:15,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 455 [2020-09-21 11:06:15,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:15,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:06:15,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:15,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-09-21 11:06:15,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:15,620 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:15,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:15,694 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:15,694 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:15,694 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:15,695 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:15,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:15,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:15,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-09-21 11:06:15,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:15,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:15,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:15,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:15,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:15,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:15,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:15,731 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:15,731 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:15,731 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:15,732 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:15,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:15,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:15,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:15,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:15,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:15,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:15,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:15,737 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:15,737 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:15,737 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:15,737 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:15,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:15,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:15,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:15,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:15,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:15,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:15,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:15,743 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:15,744 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:15,744 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:15,744 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:15,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:15,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:15,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:15,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:15,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:15,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:15,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:15,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:15,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:15,751 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:15,751 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:15,751 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:15,752 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:15,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:15,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:15,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:15,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:15,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:15,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:15,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:15,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:15,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:15,772 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:15,773 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:15,773 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:15,773 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:15,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:15,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:15,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:15,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:15,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:15,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:15,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:15,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:15,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:06:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:15,793 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:15,793 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:15,793 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:15,794 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:15,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:15,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:15,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:15,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:15,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:15,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:15,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:15,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:15,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 11:06:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:15,814 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:15,815 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:15,815 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:15,815 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:15,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:06:15,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:15,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:15,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:15,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:15,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:15,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:06:15,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:15,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:06:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:15,822 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:15,822 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:15,822 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:15,822 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:15,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:15,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:15,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:15,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:15,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:15,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:15,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:15,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:15,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-21 11:06:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:15,828 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:15,828 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:15,829 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:15,829 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:15,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:15,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:15,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:15,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:15,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:15,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:15,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:15,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:15,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-09-21 11:06:15,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:15,836 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:15,837 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:15,837 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:15,837 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:15,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:15,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:15,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:15,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:15,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:15,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:15,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:15,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:15,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:15,889 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1984159158] [2020-09-21 11:06:15,889 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:15,889 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-21 11:06:15,890 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961333932] [2020-09-21 11:06:15,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 11:06:15,890 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:15,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 11:06:15,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:06:15,891 INFO L87 Difference]: Start difference. First operand 160 states and 186 transitions. Second operand 10 states. [2020-09-21 11:06:16,566 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:17,545 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:17,866 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:18,228 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:18,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:18,531 INFO L93 Difference]: Finished difference Result 299 states and 380 transitions. [2020-09-21 11:06:18,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-21 11:06:18,532 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-09-21 11:06:18,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:18,533 INFO L225 Difference]: With dead ends: 299 [2020-09-21 11:06:18,533 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:06:18,538 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-21 11:06:18,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:06:18,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:06:18,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:06:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:06:18,541 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2020-09-21 11:06:18,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:18,541 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:06:18,541 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 11:06:18,541 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:06:18,542 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:06:18,542 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:06:18,544 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:06:18,748 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:18,914 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:19,078 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:19,481 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:19,864 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:20,165 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:06:20,543 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:20,843 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:06:21,220 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:21,702 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 203 [2020-09-21 11:06:21,864 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:22,023 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:22,191 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:22,357 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:22,518 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:22,672 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:22,829 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:22,986 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:23,141 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:23,298 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:23,455 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:23,598 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:23,758 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:23,917 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:24,070 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:24,229 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:24,383 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:24,544 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:24,709 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:24,865 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:25,025 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:25,207 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:25,360 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:25,520 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:25,679 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:25,836 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:26,328 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-21 11:06:26,772 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 203 [2020-09-21 11:06:26,933 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:27,085 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:27,244 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:27,401 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:27,558 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:27,929 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:06:28,306 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:06:28,596 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:06:28,960 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:06:29,251 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:06:29,622 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:06:30,113 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-21 11:06:30,274 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:30,433 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:30,594 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:30,748 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:30,908 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:31,065 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:31,223 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:31,381 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:31,534 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:31,694 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:32,122 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 202 [2020-09-21 11:06:32,282 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:32,450 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:32,608 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:32,766 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:32,926 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:33,360 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-09-21 11:06:33,579 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:33,988 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-09-21 11:06:34,118 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-09-21 11:06:34,290 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 11:06:34,519 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:34,744 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:35,180 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2020-09-21 11:06:35,439 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:35,884 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-09-21 11:06:36,353 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2020-09-21 11:06:36,584 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-09-21 11:06:37,049 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:06:37,283 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:37,728 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-09-21 11:06:38,028 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:38,250 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-09-21 11:06:38,498 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:38,726 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2020-09-21 11:06:38,981 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:39,178 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 11:06:39,412 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:06:39,766 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-09-21 11:06:39,926 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-09-21 11:06:40,279 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:06:40,616 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:06:40,621 INFO L268 CegarLoopResult]: For program point L503(lines 503 507) no Hoare annotation was computed. [2020-09-21 11:06:40,622 INFO L268 CegarLoopResult]: For program point L503-1(lines 503 507) no Hoare annotation was computed. [2020-09-21 11:06:40,622 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 472 527) no Hoare annotation was computed. [2020-09-21 11:06:40,622 INFO L268 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-09-21 11:06:40,622 INFO L268 CegarLoopResult]: For program point L497-2(lines 497 518) no Hoare annotation was computed. [2020-09-21 11:06:40,622 INFO L268 CegarLoopResult]: For program point L519(lines 496 520) no Hoare annotation was computed. [2020-09-21 11:06:40,622 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 472 527) no Hoare annotation was computed. [2020-09-21 11:06:40,622 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 472 527) no Hoare annotation was computed. [2020-09-21 11:06:40,623 INFO L268 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-09-21 11:06:40,623 INFO L268 CegarLoopResult]: For program point L573-1(line 573) no Hoare annotation was computed. [2020-09-21 11:06:40,623 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 528 587) no Hoare annotation was computed. [2020-09-21 11:06:40,623 INFO L268 CegarLoopResult]: For program point L560(lines 560 564) no Hoare annotation was computed. [2020-09-21 11:06:40,623 INFO L268 CegarLoopResult]: For program point L560-1(lines 560 564) no Hoare annotation was computed. [2020-09-21 11:06:40,623 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 528 587) no Hoare annotation was computed. [2020-09-21 11:06:40,623 INFO L268 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-09-21 11:06:40,624 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 528 587) no Hoare annotation was computed. [2020-09-21 11:06:40,624 INFO L268 CegarLoopResult]: For program point L554-2(lines 554 579) no Hoare annotation was computed. [2020-09-21 11:06:40,624 INFO L268 CegarLoopResult]: For program point L580(lines 553 581) no Hoare annotation was computed. [2020-09-21 11:06:40,624 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-09-21 11:06:40,624 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-09-21 11:06:40,624 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:06:40,624 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-09-21 11:06:40,624 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:06:40,625 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 868 890) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,625 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 868 890) no Hoare annotation was computed. [2020-09-21 11:06:40,625 INFO L264 CegarLoopResult]: At program point L880(line 880) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,625 INFO L264 CegarLoopResult]: At program point L880-1(line 880) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,625 INFO L268 CegarLoopResult]: For program point L878(lines 878 885) no Hoare annotation was computed. [2020-09-21 11:06:40,625 INFO L268 CegarLoopResult]: For program point L878-1(lines 878 885) no Hoare annotation was computed. [2020-09-21 11:06:40,625 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 868 890) no Hoare annotation was computed. [2020-09-21 11:06:40,626 INFO L268 CegarLoopResult]: For program point L876(line 876) no Hoare annotation was computed. [2020-09-21 11:06:40,626 INFO L264 CegarLoopResult]: At program point L875(line 875) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,626 INFO L264 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,626 INFO L264 CegarLoopResult]: At program point L874-1(line 874) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,627 INFO L268 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-09-21 11:06:40,627 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-09-21 11:06:40,627 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 826 849) no Hoare annotation was computed. [2020-09-21 11:06:40,627 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-09-21 11:06:40,627 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 826 849) no Hoare annotation was computed. [2020-09-21 11:06:40,627 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 826 849) no Hoare annotation was computed. [2020-09-21 11:06:40,627 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-09-21 11:06:40,627 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-09-21 11:06:40,628 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-09-21 11:06:40,628 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-09-21 11:06:40,628 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-09-21 11:06:40,628 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-09-21 11:06:40,628 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-09-21 11:06:40,628 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-09-21 11:06:40,628 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-09-21 11:06:40,628 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-09-21 11:06:40,628 INFO L268 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-09-21 11:06:40,629 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 245 253) no Hoare annotation was computed. [2020-09-21 11:06:40,629 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 245 253) the Hoare annotation is: true [2020-09-21 11:06:40,629 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 245 253) no Hoare annotation was computed. [2020-09-21 11:06:40,629 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-09-21 11:06:40,629 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-09-21 11:06:40,629 INFO L268 CegarLoopResult]: For program point L273(lines 273 281) no Hoare annotation was computed. [2020-09-21 11:06:40,629 INFO L268 CegarLoopResult]: For program point L273-2(lines 273 281) no Hoare annotation was computed. [2020-09-21 11:06:40,629 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 254 289) no Hoare annotation was computed. [2020-09-21 11:06:40,629 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 254 289) no Hoare annotation was computed. [2020-09-21 11:06:40,630 INFO L268 CegarLoopResult]: For program point L261(lines 261 269) no Hoare annotation was computed. [2020-09-21 11:06:40,630 INFO L268 CegarLoopResult]: For program point L261-2(lines 261 269) no Hoare annotation was computed. [2020-09-21 11:06:40,630 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 254 289) no Hoare annotation was computed. [2020-09-21 11:06:40,630 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-09-21 11:06:40,630 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-09-21 11:06:40,630 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 426 471) no Hoare annotation was computed. [2020-09-21 11:06:40,630 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 426 471) no Hoare annotation was computed. [2020-09-21 11:06:40,630 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 426 471) no Hoare annotation was computed. [2020-09-21 11:06:40,630 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 739 784) no Hoare annotation was computed. [2020-09-21 11:06:40,630 INFO L268 CegarLoopResult]: For program point L759(lines 759 766) no Hoare annotation was computed. [2020-09-21 11:06:40,630 INFO L268 CegarLoopResult]: For program point L753(lines 753 773) no Hoare annotation was computed. [2020-09-21 11:06:40,630 INFO L268 CegarLoopResult]: For program point L753-1(lines 753 773) no Hoare annotation was computed. [2020-09-21 11:06:40,630 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 739 784) no Hoare annotation was computed. [2020-09-21 11:06:40,631 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 739 784) no Hoare annotation was computed. [2020-09-21 11:06:40,631 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 857 867) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,631 INFO L264 CegarLoopResult]: At program point L862(line 862) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 11:06:40,631 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 857 867) no Hoare annotation was computed. [2020-09-21 11:06:40,631 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 857 867) no Hoare annotation was computed. [2020-09-21 11:06:40,631 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 234 244) the Hoare annotation is: true [2020-09-21 11:06:40,631 INFO L271 CegarLoopResult]: At program point L239(line 239) the Hoare annotation is: true [2020-09-21 11:06:40,631 INFO L268 CegarLoopResult]: For program point L239-1(line 239) no Hoare annotation was computed. [2020-09-21 11:06:40,632 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 234 244) no Hoare annotation was computed. [2020-09-21 11:06:40,632 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 234 244) no Hoare annotation was computed. [2020-09-21 11:06:40,632 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 226 233) the Hoare annotation is: true [2020-09-21 11:06:40,632 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 226 233) no Hoare annotation was computed. [2020-09-21 11:06:40,632 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 226 233) no Hoare annotation was computed. [2020-09-21 11:06:40,632 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 193 217) no Hoare annotation was computed. [2020-09-21 11:06:40,632 INFO L264 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:40,632 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 193 217) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:40,632 INFO L268 CegarLoopResult]: For program point L212-1(lines 193 217) no Hoare annotation was computed. [2020-09-21 11:06:40,632 INFO L264 CegarLoopResult]: At program point L207(line 207) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:40,632 INFO L264 CegarLoopResult]: At program point L203(line 203) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:40,632 INFO L268 CegarLoopResult]: For program point L201(lines 201 209) no Hoare annotation was computed. [2020-09-21 11:06:40,633 INFO L264 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:40,633 INFO L268 CegarLoopResult]: For program point L199-1(line 199) no Hoare annotation was computed. [2020-09-21 11:06:40,633 INFO L268 CegarLoopResult]: For program point L197(lines 197 214) no Hoare annotation was computed. [2020-09-21 11:06:40,633 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 185 191) no Hoare annotation was computed. [2020-09-21 11:06:40,633 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 185 191) the Hoare annotation is: true [2020-09-21 11:06:40,633 INFO L264 CegarLoopResult]: At program point testENTRY(lines 83 148) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,633 INFO L268 CegarLoopResult]: For program point L95(lines 95 99) no Hoare annotation was computed. [2020-09-21 11:06:40,633 INFO L268 CegarLoopResult]: For program point testFINAL(lines 83 148) no Hoare annotation was computed. [2020-09-21 11:06:40,633 INFO L264 CegarLoopResult]: At program point L141(lines 92 142) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,634 INFO L268 CegarLoopResult]: For program point L131(lines 131 135) no Hoare annotation was computed. [2020-09-21 11:06:40,634 INFO L264 CegarLoopResult]: At program point L131-2(lines 123 136) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,634 INFO L268 CegarLoopResult]: For program point L94(lines 93 140) no Hoare annotation was computed. [2020-09-21 11:06:40,634 INFO L264 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,634 INFO L268 CegarLoopResult]: For program point L123(lines 123 136) no Hoare annotation was computed. [2020-09-21 11:06:40,634 INFO L264 CegarLoopResult]: At program point L115(line 115) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,634 INFO L268 CegarLoopResult]: For program point L113(lines 113 119) no Hoare annotation was computed. [2020-09-21 11:06:40,635 INFO L268 CegarLoopResult]: For program point L113-1(lines 113 119) no Hoare annotation was computed. [2020-09-21 11:06:40,635 INFO L264 CegarLoopResult]: At program point L138(lines 93 140) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,635 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:40,635 INFO L268 CegarLoopResult]: For program point L103(lines 103 109) no Hoare annotation was computed. [2020-09-21 11:06:40,635 INFO L268 CegarLoopResult]: For program point L103-1(lines 103 109) no Hoare annotation was computed. [2020-09-21 11:06:40,635 INFO L268 CegarLoopResult]: For program point testEXIT(lines 83 148) no Hoare annotation was computed. [2020-09-21 11:06:40,635 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 693 738) no Hoare annotation was computed. [2020-09-21 11:06:40,636 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 693 738) no Hoare annotation was computed. [2020-09-21 11:06:40,636 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 693 738) no Hoare annotation was computed. [2020-09-21 11:06:40,636 INFO L268 CegarLoopResult]: For program point L713(lines 713 720) no Hoare annotation was computed. [2020-09-21 11:06:40,636 INFO L268 CegarLoopResult]: For program point L707(lines 707 727) no Hoare annotation was computed. [2020-09-21 11:06:40,636 INFO L268 CegarLoopResult]: For program point L707-1(lines 707 727) no Hoare annotation was computed. [2020-09-21 11:06:40,636 INFO L264 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:06:40,636 INFO L268 CegarLoopResult]: For program point L403(lines 403 409) no Hoare annotation was computed. [2020-09-21 11:06:40,636 INFO L268 CegarLoopResult]: For program point L402(lines 402 412) no Hoare annotation was computed. [2020-09-21 11:06:40,637 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 390 418) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:06:40,637 INFO L264 CegarLoopResult]: At program point L400(line 400) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-09-21 11:06:40,637 INFO L268 CegarLoopResult]: For program point L400-1(line 400) no Hoare annotation was computed. [2020-09-21 11:06:40,637 INFO L268 CegarLoopResult]: For program point L398(lines 398 415) no Hoare annotation was computed. [2020-09-21 11:06:40,637 INFO L268 CegarLoopResult]: For program point L398-1(lines 390 418) no Hoare annotation was computed. [2020-09-21 11:06:40,637 INFO L264 CegarLoopResult]: At program point L396(line 396) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:06:40,637 INFO L268 CegarLoopResult]: For program point L396-1(line 396) no Hoare annotation was computed. [2020-09-21 11:06:40,638 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 390 418) no Hoare annotation was computed. [2020-09-21 11:06:40,638 INFO L268 CegarLoopResult]: For program point L355-2(lines 355 363) no Hoare annotation was computed. [2020-09-21 11:06:40,638 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 347 369) no Hoare annotation was computed. [2020-09-21 11:06:40,638 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 347 369) no Hoare annotation was computed. [2020-09-21 11:06:40,638 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 347 369) no Hoare annotation was computed. [2020-09-21 11:06:40,638 INFO L268 CegarLoopResult]: For program point L355(lines 355 363) no Hoare annotation was computed. [2020-09-21 11:06:40,638 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 382 389) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:06:40,638 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 382 389) no Hoare annotation was computed. [2020-09-21 11:06:40,639 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 382 389) no Hoare annotation was computed. [2020-09-21 11:06:40,639 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:06:40,639 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:06:40,639 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:06:40,639 INFO L268 CegarLoopResult]: For program point L640(lines 639 659) no Hoare annotation was computed. [2020-09-21 11:06:40,639 INFO L268 CegarLoopResult]: For program point L671(line 671) no Hoare annotation was computed. [2020-09-21 11:06:40,639 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 590 692) no Hoare annotation was computed. [2020-09-21 11:06:40,639 INFO L268 CegarLoopResult]: For program point L671-1(line 671) no Hoare annotation was computed. [2020-09-21 11:06:40,639 INFO L268 CegarLoopResult]: For program point L636(lines 636 677) no Hoare annotation was computed. [2020-09-21 11:06:40,640 INFO L268 CegarLoopResult]: For program point L655(line 655) no Hoare annotation was computed. [2020-09-21 11:06:40,640 INFO L268 CegarLoopResult]: For program point L655-1(line 655) no Hoare annotation was computed. [2020-09-21 11:06:40,640 INFO L268 CegarLoopResult]: For program point L614(lines 614 618) no Hoare annotation was computed. [2020-09-21 11:06:40,640 INFO L268 CegarLoopResult]: For program point L678(lines 678 689) no Hoare annotation was computed. [2020-09-21 11:06:40,640 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 590 692) no Hoare annotation was computed. [2020-09-21 11:06:40,640 INFO L268 CegarLoopResult]: For program point L641(lines 641 645) no Hoare annotation was computed. [2020-09-21 11:06:40,640 INFO L268 CegarLoopResult]: For program point L639-2(lines 639 659) no Hoare annotation was computed. [2020-09-21 11:06:40,640 INFO L268 CegarLoopResult]: For program point L660(lines 638 661) no Hoare annotation was computed. [2020-09-21 11:06:40,640 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 590 692) no Hoare annotation was computed. [2020-09-21 11:06:40,641 INFO L268 CegarLoopResult]: For program point L619(lines 619 635) no Hoare annotation was computed. [2020-09-21 11:06:40,641 INFO L268 CegarLoopResult]: For program point L679(lines 679 686) no Hoare annotation was computed. [2020-09-21 11:06:40,641 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:06:40,641 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:06:40,641 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:06:40,641 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 218 225) no Hoare annotation was computed. [2020-09-21 11:06:40,642 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 218 225) no Hoare annotation was computed. [2020-09-21 11:06:40,642 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 218 225) no Hoare annotation was computed. [2020-09-21 11:06:40,642 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 370 378) no Hoare annotation was computed. [2020-09-21 11:06:40,642 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 370 378) no Hoare annotation was computed. [2020-09-21 11:06:40,642 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 370 378) no Hoare annotation was computed. [2020-09-21 11:06:40,642 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 326 337) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:06:40,642 INFO L268 CegarLoopResult]: For program point L330-1(lines 326 337) no Hoare annotation was computed. [2020-09-21 11:06:40,642 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 326 337) no Hoare annotation was computed. [2020-09-21 11:06:40,643 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:06:40,643 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:06:40,643 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:06:40,643 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 161 184) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:40,643 INFO L264 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:40,643 INFO L264 CegarLoopResult]: At program point L172(lines 172 178) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:40,643 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 161 184) no Hoare annotation was computed. [2020-09-21 11:06:40,644 INFO L264 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:06:40,644 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 161 184) no Hoare annotation was computed. [2020-09-21 11:06:40,644 INFO L268 CegarLoopResult]: For program point L165(lines 164 183) no Hoare annotation was computed. [2020-09-21 11:06:40,644 INFO L268 CegarLoopResult]: For program point L802-1(line 802) no Hoare annotation was computed. [2020-09-21 11:06:40,644 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 796 825) no Hoare annotation was computed. [2020-09-21 11:06:40,644 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 796 825) the Hoare annotation is: true [2020-09-21 11:06:40,644 INFO L271 CegarLoopResult]: At program point L821(lines 796 825) the Hoare annotation is: true [2020-09-21 11:06:40,644 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-09-21 11:06:40,645 INFO L268 CegarLoopResult]: For program point L810(lines 810 814) no Hoare annotation was computed. [2020-09-21 11:06:40,645 INFO L271 CegarLoopResult]: At program point L810-1(lines 810 814) the Hoare annotation is: true [2020-09-21 11:06:40,645 INFO L268 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-09-21 11:06:40,645 INFO L271 CegarLoopResult]: At program point L806-2(lines 806 820) the Hoare annotation is: true [2020-09-21 11:06:40,645 INFO L271 CegarLoopResult]: At program point L802(line 802) the Hoare annotation is: true [2020-09-21 11:06:40,645 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 338 346) the Hoare annotation is: true [2020-09-21 11:06:40,645 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 338 346) no Hoare annotation was computed. [2020-09-21 11:06:40,645 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 338 346) no Hoare annotation was computed. [2020-09-21 11:06:40,645 INFO L268 CegarLoopResult]: For program point L306-1(lines 302 313) no Hoare annotation was computed. [2020-09-21 11:06:40,646 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 302 313) the Hoare annotation is: true [2020-09-21 11:06:40,646 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 302 313) no Hoare annotation was computed. [2020-09-21 11:06:40,646 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 850 856) no Hoare annotation was computed. [2020-09-21 11:06:40,646 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 850 856) the Hoare annotation is: true [2020-09-21 11:06:40,646 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:06:40,646 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 11:06:40,646 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:06:40,647 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:06:40,647 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 290 297) no Hoare annotation was computed. [2020-09-21 11:06:40,647 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 290 297) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-09-21 11:06:40,647 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 290 297) no Hoare annotation was computed. [2020-09-21 11:06:40,647 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 314 325) no Hoare annotation was computed. [2020-09-21 11:06:40,647 INFO L268 CegarLoopResult]: For program point L318-1(lines 314 325) no Hoare annotation was computed. [2020-09-21 11:06:40,648 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 314 325) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:06:40,648 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 786 793) no Hoare annotation was computed. [2020-09-21 11:06:40,648 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 790) no Hoare annotation was computed. [2020-09-21 11:06:40,648 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 786 793) the Hoare annotation is: true [2020-09-21 11:06:40,662 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 786 793) no Hoare annotation was computed. [2020-09-21 11:06:40,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:06:40 BoogieIcfgContainer [2020-09-21 11:06:40,684 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:06:40,686 INFO L168 Benchmark]: Toolchain (without parser) took 39435.73 ms. Allocated memory was 139.5 MB in the beginning and 629.1 MB in the end (delta: 489.7 MB). Free memory was 102.3 MB in the beginning and 588.2 MB in the end (delta: -485.9 MB). Peak memory consumption was 476.0 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:40,687 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:06:40,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 733.21 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 101.7 MB in the beginning and 173.0 MB in the end (delta: -71.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:40,689 INFO L168 Benchmark]: Boogie Preprocessor took 138.13 ms. Allocated memory is still 202.4 MB. Free memory was 173.0 MB in the beginning and 168.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:40,690 INFO L168 Benchmark]: RCFGBuilder took 1280.25 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 168.8 MB in the beginning and 202.9 MB in the end (delta: -34.1 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:40,691 INFO L168 Benchmark]: TraceAbstraction took 37274.06 ms. Allocated memory was 234.9 MB in the beginning and 629.1 MB in the end (delta: 394.3 MB). Free memory was 201.4 MB in the beginning and 588.2 MB in the end (delta: -386.8 MB). Peak memory consumption was 479.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:40,694 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 733.21 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 101.7 MB in the beginning and 173.0 MB in the end (delta: -71.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 138.13 ms. Allocated memory is still 202.4 MB. Free memory was 173.0 MB in the beginning and 168.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1280.25 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 168.8 MB in the beginning and 202.9 MB in the end (delta: -34.1 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 37274.06 ms. Allocated memory was 234.9 MB in the beginning and 629.1 MB in the end (delta: 394.3 MB). Free memory was 201.4 MB in the beginning and 588.2 MB in the end (delta: -386.8 MB). Peak memory consumption was 479.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 790]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || ((splverifierCounter <= 0 && 1 == systemActive) && pumpRunning == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 213 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 10.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 22.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 439 SDtfs, 692 SDslu, 354 SDs, 0 SdLazy, 1520 SolverSat, 515 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 148 GetRequests, 100 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 169 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 258 PreInvPairs, 296 NumberOfFragments, 826 HoareAnnotationTreeSize, 258 FomulaSimplifications, 108061 FormulaSimplificationTreeSizeReduction, 14.3s HoareSimplificationTime, 52 FomulaSimplificationsInter, 10043 FormulaSimplificationTreeSizeReductionInter, 7.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 85245 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...