/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_spec4_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:11:31,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:11:31,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:11:31,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:11:31,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:11:31,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:11:31,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:11:31,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:11:31,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:11:31,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:11:31,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:11:31,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:11:31,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:11:31,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:11:31,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:11:31,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:11:31,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:11:31,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:11:31,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:11:31,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:11:31,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:11:31,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:11:31,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:11:31,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:11:31,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:11:31,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:11:31,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:11:31,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:11:31,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:11:31,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:11:31,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:11:31,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:11:31,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:11:31,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:11:31,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:11:31,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:11:31,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:11:31,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:11:31,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:11:31,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:11:31,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:11:31,769 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 11:11:31,814 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:11:31,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:11:31,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:11:31,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:11:31,817 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:11:31,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:11:31,817 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:11:31,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:11:31,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:11:31,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:11:31,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:11:31,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:11:31,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:11:31,820 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:11:31,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:11:31,820 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:11:31,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:11:31,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:11:31,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:11:31,821 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:11:31,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:11:31,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:11:31,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:11:31,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:11:31,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:11:31,822 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:11:31,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:11:31,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:11:31,823 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:11:31,823 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 11:11:32,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:11:32,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:11:32,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:11:32,295 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:11:32,296 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:11:32,297 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2020-09-21 11:11:32,377 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/84aa552ef/ad10ab49879b41da9967fe191314bb47/FLAGb7f8eee44 [2020-09-21 11:11:32,931 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:11:32,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2020-09-21 11:11:32,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/84aa552ef/ad10ab49879b41da9967fe191314bb47/FLAGb7f8eee44 [2020-09-21 11:11:33,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/84aa552ef/ad10ab49879b41da9967fe191314bb47 [2020-09-21 11:11:33,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:11:33,220 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:11:33,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:11:33,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:11:33,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:11:33,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:11:33" (1/1) ... [2020-09-21 11:11:33,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11a529ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:11:33, skipping insertion in model container [2020-09-21 11:11:33,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:11:33" (1/1) ... [2020-09-21 11:11:33,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:11:33,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:11:33,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:11:33,721 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:11:33,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:11:33,948 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:11:33,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:11:33 WrapperNode [2020-09-21 11:11:33,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:11:33,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:11:33,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:11:33,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:11:33,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:11:33" (1/1) ... [2020-09-21 11:11:33,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:11:33" (1/1) ... [2020-09-21 11:11:33,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:11:33" (1/1) ... [2020-09-21 11:11:33,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:11:33" (1/1) ... [2020-09-21 11:11:34,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:11:33" (1/1) ... [2020-09-21 11:11:34,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:11:33" (1/1) ... [2020-09-21 11:11:34,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:11:33" (1/1) ... [2020-09-21 11:11:34,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:11:34,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:11:34,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:11:34,047 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:11:34,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:11:33" (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 11:11:34,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:11:34,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:11:34,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:11:34,123 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:11:34,124 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:11:34,124 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:11:34,124 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:11:34,124 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:11:34,124 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:11:34,124 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:11:34,125 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:11:34,125 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:11:34,125 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:11:34,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:11:34,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:11:34,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:11:34,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:11:34,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:11:34,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:11:34,127 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:11:34,127 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:11:34,127 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:11:34,127 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:11:34,127 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-21 11:11:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:11:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:11:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:11:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:11:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:11:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 11:11:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:11:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:11:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:11:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:11:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:11:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:11:34,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-09-21 11:11:34,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:11:34,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:11:34,130 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:11:34,130 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:11:34,130 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:11:34,131 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:11:34,131 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:11:34,131 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:11:34,131 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:11:34,131 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:11:34,131 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:11:34,132 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:11:34,132 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:11:34,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:11:34,132 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:11:34,132 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:11:34,132 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:11:34,133 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:11:34,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:11:34,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:11:34,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:11:34,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:11:34,133 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:11:34,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:11:34,134 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:11:34,134 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:11:34,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:11:34,134 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:11:34,134 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:11:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:11:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 11:11:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:11:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:11:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:11:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:11:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:11:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:11:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:11:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-09-21 11:11:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:11:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:11:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:11:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-21 11:11:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:11:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:11:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:11:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:11:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:11:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:11:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:11:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:11:35,203 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:11:35,203 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:11:35,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:11:35 BoogieIcfgContainer [2020-09-21 11:11:35,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:11:35,211 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:11:35,211 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:11:35,215 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:11:35,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:11:33" (1/3) ... [2020-09-21 11:11:35,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56ae9438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:11:35, skipping insertion in model container [2020-09-21 11:11:35,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:11:33" (2/3) ... [2020-09-21 11:11:35,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56ae9438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:11:35, skipping insertion in model container [2020-09-21 11:11:35,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:11:35" (3/3) ... [2020-09-21 11:11:35,219 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product14.cil.c [2020-09-21 11:11:35,230 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:11:35,241 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:11:35,262 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:11:35,293 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:11:35,293 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:11:35,293 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:11:35,293 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:11:35,294 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:11:35,294 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:11:35,294 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:11:35,294 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:11:35,321 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-09-21 11:11:35,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-09-21 11:11:35,332 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:11:35,333 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] [2020-09-21 11:11:35,334 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:11:35,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:11:35,341 INFO L82 PathProgramCache]: Analyzing trace with hash 435193552, now seen corresponding path program 1 times [2020-09-21 11:11:35,350 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:11:35,350 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1472207689] [2020-09-21 11:11:35,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:11:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:35,722 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:35,722 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:35,722 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:35,723 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:35,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-21 11:11:35,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:35,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:11:35,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:35,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:35,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-09-21 11:11:35,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:35,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:11:36,223 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:11:36,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:11:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:36,237 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:36,237 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:36,238 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:36,238 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:36,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:36,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:36,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:36,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:36,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:36,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:36,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:36,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:36,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:11:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:36,291 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:36,291 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:36,291 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:36,292 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:36,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:36,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:36,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:36,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:36,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:36,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:36,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:36,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:11:36,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:11:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:36,298 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:36,298 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:36,299 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:36,299 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:36,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:36,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:36,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:36,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:36,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:36,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:36,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:36,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:11:36,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:11:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:36,306 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:36,306 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:36,306 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:36,309 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:36,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:36,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:36,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:11:36,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:36,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:36,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:36,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:36,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:11:36,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:11:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:36,316 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:36,317 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:36,317 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:36,317 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:36,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:36,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:36,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:36,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:36,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:36,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:36,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:36,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:11:36,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:11:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:36,323 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:36,324 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:36,324 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:36,324 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:36,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:36,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:36,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:36,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:36,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:36,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:36,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:36,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:11:36,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:11:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:36,332 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:36,332 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:36,332 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:36,333 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:36,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:36,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:36,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:36,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:36,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:36,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:36,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:36,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:11:36,348 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 11:11:36,349 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1472207689] [2020-09-21 11:11:36,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:11:36,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-21 11:11:36,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346846792] [2020-09-21 11:11:36,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-21 11:11:36,360 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:11:36,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-21 11:11:36,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 11:11:36,382 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 3 states. [2020-09-21 11:11:37,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:11:37,407 INFO L93 Difference]: Finished difference Result 252 states and 331 transitions. [2020-09-21 11:11:37,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-21 11:11:37,409 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-09-21 11:11:37,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:11:37,426 INFO L225 Difference]: With dead ends: 252 [2020-09-21 11:11:37,426 INFO L226 Difference]: Without dead ends: 137 [2020-09-21 11:11:37,431 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-21 11:11:37,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-09-21 11:11:37,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 106. [2020-09-21 11:11:37,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-09-21 11:11:37,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 122 transitions. [2020-09-21 11:11:37,592 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 122 transitions. Word has length 46 [2020-09-21 11:11:37,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:11:37,595 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 122 transitions. [2020-09-21 11:11:37,597 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-21 11:11:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2020-09-21 11:11:37,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-09-21 11:11:37,602 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:11:37,603 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] [2020-09-21 11:11:37,603 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:11:37,603 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:11:37,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:11:37,604 INFO L82 PathProgramCache]: Analyzing trace with hash 1385919944, now seen corresponding path program 1 times [2020-09-21 11:11:37,605 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:11:37,605 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1859295749] [2020-09-21 11:11:37,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:11:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:37,715 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:37,715 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:37,716 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:37,716 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:37,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-09-21 11:11:37,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:37,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:11:37,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:37,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:37,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-09-21 11:11:37,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:11:37,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:38,009 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:11:38,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:11:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:38,017 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:38,018 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:38,018 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:38,018 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:38,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:38,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:38,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:38,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:38,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:38,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:38,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:38,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:38,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:11:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:38,056 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:38,056 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:38,057 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:38,057 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:38,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:38,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:38,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:38,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:38,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:38,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:38,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:38,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:38,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:11:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:38,061 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:38,061 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:38,061 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:38,062 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:38,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:38,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:38,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:38,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:38,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:38,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:38,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:38,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:38,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:11:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:38,066 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:38,067 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:38,067 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:38,067 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:38,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:38,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:38,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:38,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:38,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:38,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:38,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:38,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:38,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:11:38,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:38,072 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:38,072 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:38,073 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:38,073 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:38,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:38,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:38,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:38,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:38,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:38,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:38,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:38,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:38,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 11:11:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:38,103 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:38,103 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:38,103 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:38,103 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:38,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:38,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:38,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:38,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:38,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:38,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:38,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:38,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:38,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-21 11:11:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:38,112 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:38,112 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:38,112 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:38,113 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:38,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:38,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:38,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:38,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:38,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:38,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:38,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:38,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:38,123 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 11:11:38,123 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1859295749] [2020-09-21 11:11:38,126 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:11:38,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:11:38,126 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811041736] [2020-09-21 11:11:38,129 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:11:38,129 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:11:38,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:11:38,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:11:38,130 INFO L87 Difference]: Start difference. First operand 106 states and 122 transitions. Second operand 4 states. [2020-09-21 11:11:38,552 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:11:39,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:11:39,232 INFO L93 Difference]: Finished difference Result 181 states and 218 transitions. [2020-09-21 11:11:39,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-21 11:11:39,233 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-09-21 11:11:39,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:11:39,236 INFO L225 Difference]: With dead ends: 181 [2020-09-21 11:11:39,236 INFO L226 Difference]: Without dead ends: 121 [2020-09-21 11:11:39,238 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:11:39,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-09-21 11:11:39,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 97. [2020-09-21 11:11:39,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2020-09-21 11:11:39,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 110 transitions. [2020-09-21 11:11:39,273 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 110 transitions. Word has length 47 [2020-09-21 11:11:39,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:11:39,273 INFO L479 AbstractCegarLoop]: Abstraction has 97 states and 110 transitions. [2020-09-21 11:11:39,273 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:11:39,273 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2020-09-21 11:11:39,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:11:39,275 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:11:39,275 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 11:11:39,275 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:11:39,276 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:11:39,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:11:39,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1134529237, now seen corresponding path program 1 times [2020-09-21 11:11:39,276 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:11:39,277 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [232717440] [2020-09-21 11:11:39,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:11:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:39,645 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:11:39,646 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:39,646 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:39,646 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:39,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-09-21 11:11:39,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:39,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 321 [2020-09-21 11:11:39,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:39,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:11:39,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:39,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-09-21 11:11:39,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:39,967 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:11:39,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:11:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:40,046 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:40,046 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:40,047 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:40,047 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:40,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:40,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:40,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-21 11:11:40,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:40,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:40,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:40,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:11:40,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:40,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:11:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:40,087 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:40,087 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:40,088 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:40,088 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:40,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:40,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:40,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:11:40,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:40,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:40,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:40,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:11:40,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:40,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:11:40,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:40,093 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:40,093 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:40,094 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:40,094 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:40,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:40,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:40,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:40,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:40,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:40,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:40,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:11:40,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:40,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:11:40,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:40,099 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:40,099 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:40,100 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:40,100 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:40,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:40,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:40,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:40,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:40,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:40,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:40,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:11:40,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:40,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:11:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:40,106 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:40,106 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:40,106 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:40,107 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:40,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:40,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:40,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:40,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:40,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:40,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:40,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:11:40,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:40,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:11:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:40,111 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:40,111 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:40,111 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:40,112 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:40,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:40,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:40,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:40,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:40,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:40,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:40,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:40,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:40,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 11:11:40,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:40,116 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:40,116 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:40,117 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:40,117 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:40,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:40,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:40,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:40,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:40,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:40,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:40,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:40,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:40,126 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 11:11:40,126 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [232717440] [2020-09-21 11:11:40,126 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:11:40,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:11:40,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868879977] [2020-09-21 11:11:40,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:11:40,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:11:40,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:11:40,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:11:40,128 INFO L87 Difference]: Start difference. First operand 97 states and 110 transitions. Second operand 4 states. [2020-09-21 11:11:40,491 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 11:11:41,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:11:41,140 INFO L93 Difference]: Finished difference Result 194 states and 236 transitions. [2020-09-21 11:11:41,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-21 11:11:41,141 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-09-21 11:11:41,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:11:41,143 INFO L225 Difference]: With dead ends: 194 [2020-09-21 11:11:41,144 INFO L226 Difference]: Without dead ends: 121 [2020-09-21 11:11:41,145 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:11:41,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-09-21 11:11:41,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 97. [2020-09-21 11:11:41,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2020-09-21 11:11:41,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 109 transitions. [2020-09-21 11:11:41,178 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 109 transitions. Word has length 52 [2020-09-21 11:11:41,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:11:41,179 INFO L479 AbstractCegarLoop]: Abstraction has 97 states and 109 transitions. [2020-09-21 11:11:41,179 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:11:41,179 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 109 transitions. [2020-09-21 11:11:41,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 11:11:41,181 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:11:41,181 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] [2020-09-21 11:11:41,182 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:11:41,182 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:11:41,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:11:41,182 INFO L82 PathProgramCache]: Analyzing trace with hash -109318848, now seen corresponding path program 1 times [2020-09-21 11:11:41,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:11:41,183 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1541191368] [2020-09-21 11:11:41,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:11:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:41,658 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:11:41,659 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:41,659 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:41,659 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:41,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-09-21 11:11:41,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:41,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 429 [2020-09-21 11:11:41,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:41,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-09-21 11:11:41,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:41,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-09-21 11:11:41,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:42,014 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:11:42,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:11:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:42,080 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:42,080 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:42,080 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:42,080 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:42,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:42,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:42,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-21 11:11:42,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:42,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:42,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:42,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:11:42,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:42,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:11:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:42,116 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:42,116 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:42,116 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:42,116 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:42,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:42,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:42,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:42,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:42,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:42,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:42,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:11:42,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:42,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:11:42,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:42,122 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:42,122 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:42,122 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:42,122 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:42,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:42,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:42,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:42,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:42,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:42,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:42,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:11:42,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:42,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:11:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:42,127 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:42,127 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:42,128 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:42,128 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:42,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:42,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:42,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:42,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:42,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:42,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:42,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:11:42,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:42,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:11:42,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:42,133 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:42,133 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:42,134 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:42,134 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:42,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:42,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:42,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:42,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:42,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:42,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:42,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:11:42,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:42,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:11:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:42,155 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:42,155 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:42,155 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:42,156 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:42,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:11:42,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:42,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:42,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:42,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:42,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:42,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:11:42,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:42,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:11:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:42,161 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:42,161 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:42,161 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:42,161 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:42,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:42,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:42,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:42,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:42,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:42,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:42,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:42,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:42,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-21 11:11:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:42,168 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:42,168 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:42,169 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:42,169 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:42,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:42,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:42,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:11:42,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:42,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:11:42,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:42,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:11:42,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:42,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-21 11:11:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:42,187 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:42,187 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:42,187 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:42,187 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:42,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:42,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:42,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:42,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:42,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:42,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:42,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:42,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:42,198 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 11:11:42,198 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1541191368] [2020-09-21 11:11:42,199 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:11:42,199 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 11:11:42,199 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894012647] [2020-09-21 11:11:42,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 11:11:42,200 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:11:42,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 11:11:42,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 11:11:42,200 INFO L87 Difference]: Start difference. First operand 97 states and 109 transitions. Second operand 8 states. [2020-09-21 11:11:42,618 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 11:11:43,839 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:11:44,209 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:11:44,561 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:11:44,866 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 11:11:45,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:11:45,643 INFO L93 Difference]: Finished difference Result 288 states and 375 transitions. [2020-09-21 11:11:45,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-21 11:11:45,644 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-09-21 11:11:45,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:11:45,648 INFO L225 Difference]: With dead ends: 288 [2020-09-21 11:11:45,648 INFO L226 Difference]: Without dead ends: 215 [2020-09-21 11:11:45,653 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-09-21 11:11:45,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2020-09-21 11:11:45,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 168. [2020-09-21 11:11:45,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2020-09-21 11:11:45,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 195 transitions. [2020-09-21 11:11:45,701 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 195 transitions. Word has length 60 [2020-09-21 11:11:45,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:11:45,701 INFO L479 AbstractCegarLoop]: Abstraction has 168 states and 195 transitions. [2020-09-21 11:11:45,701 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 11:11:45,702 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 195 transitions. [2020-09-21 11:11:45,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 11:11:45,704 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:11:45,704 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] [2020-09-21 11:11:45,704 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:11:45,704 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:11:45,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:11:45,705 INFO L82 PathProgramCache]: Analyzing trace with hash -606607526, now seen corresponding path program 1 times [2020-09-21 11:11:45,705 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:11:45,705 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [760747644] [2020-09-21 11:11:45,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:11:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:46,143 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:46,143 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:46,144 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:46,144 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:46,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-09-21 11:11:46,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:46,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 399 [2020-09-21 11:11:46,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:46,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-21 11:11:46,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:46,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-09-21 11:11:46,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:11:46,500 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:11:46,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:11:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:46,553 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:46,553 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:46,554 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:46,554 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:46,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:46,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:46,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-21 11:11:46,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:46,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:46,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:46,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:11:46,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:46,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:11:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:46,589 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:46,590 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:46,590 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:46,590 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:46,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:46,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:46,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:46,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:46,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:46,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:46,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:11:46,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:46,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:11:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:46,594 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:46,595 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:46,595 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:46,595 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:46,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:46,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:46,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:46,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:46,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:46,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:46,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:11:46,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:46,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:11:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:46,600 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:46,600 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:46,600 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:46,600 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:46,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:46,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:46,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:46,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:46,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:46,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:46,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:11:46,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:46,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:11:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:46,605 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:46,605 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:46,606 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:46,606 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:46,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:46,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:46,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:46,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:46,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:46,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:46,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:11:46,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:46,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-21 11:11:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:46,629 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:46,629 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:46,629 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:46,629 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:46,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:46,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:46,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:11:46,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:46,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:11:46,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:11:46,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-21 11:11:46,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:46,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-21 11:11:46,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:46,689 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:46,689 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:46,690 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:46,690 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:46,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:11:46,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:46,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:46,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:46,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:46,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:46,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:11:46,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:46,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:11:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:46,697 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:46,698 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:46,698 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:46,698 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:46,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:46,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:46,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:46,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:46,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:46,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:46,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:46,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:46,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:11:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:46,706 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:46,707 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:46,707 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:46,707 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:46,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:46,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:46,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:11:46,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:46,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:11:46,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:46,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:11:46,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:46,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 11:11:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:46,730 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:46,731 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:46,731 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:46,731 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:46,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:46,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:46,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:46,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:46,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:46,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:46,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:46,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:46,743 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 11:11:46,744 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [760747644] [2020-09-21 11:11:46,744 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:11:46,744 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-21 11:11:46,744 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674609840] [2020-09-21 11:11:46,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-21 11:11:46,745 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:11:46,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-21 11:11:46,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-21 11:11:46,746 INFO L87 Difference]: Start difference. First operand 168 states and 195 transitions. Second operand 11 states. [2020-09-21 11:11:47,143 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 11:11:47,899 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 11:11:48,839 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:11:49,337 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 11:11:49,695 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:11:50,144 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:11:50,428 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:11:51,405 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 187 [2020-09-21 11:11:52,387 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-21 11:11:53,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:11:53,195 INFO L93 Difference]: Finished difference Result 532 states and 690 transitions. [2020-09-21 11:11:53,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-09-21 11:11:53,196 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 64 [2020-09-21 11:11:53,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:11:53,202 INFO L225 Difference]: With dead ends: 532 [2020-09-21 11:11:53,202 INFO L226 Difference]: Without dead ends: 448 [2020-09-21 11:11:53,204 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=201, Invalid=729, Unknown=0, NotChecked=0, Total=930 [2020-09-21 11:11:53,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2020-09-21 11:11:53,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 338. [2020-09-21 11:11:53,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2020-09-21 11:11:53,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 391 transitions. [2020-09-21 11:11:53,288 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 391 transitions. Word has length 64 [2020-09-21 11:11:53,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:11:53,288 INFO L479 AbstractCegarLoop]: Abstraction has 338 states and 391 transitions. [2020-09-21 11:11:53,289 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-21 11:11:53,289 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 391 transitions. [2020-09-21 11:11:53,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 11:11:53,291 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:11:53,291 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] [2020-09-21 11:11:53,291 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:11:53,292 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:11:53,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:11:53,292 INFO L82 PathProgramCache]: Analyzing trace with hash 590187014, now seen corresponding path program 1 times [2020-09-21 11:11:53,292 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:11:53,292 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1330446215] [2020-09-21 11:11:53,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:11:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:53,546 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:53,547 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:53,547 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:53,547 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:53,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-09-21 11:11:53,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:53,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 214 [2020-09-21 11:11:53,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:53,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:11:53,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:53,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-09-21 11:11:53,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:53,896 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:11:53,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:11:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:53,978 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:53,979 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:53,979 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:53,979 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:53,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:53,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:53,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-09-21 11:11:53,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:53,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:53,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:53,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:11:53,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:11:54,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:11:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:54,023 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:54,023 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:54,024 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:54,024 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:54,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:54,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:54,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:11:54,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:54,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:54,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:54,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:11:54,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-21 11:11:54,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:11:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:54,032 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:54,032 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:54,033 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:54,033 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:54,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:54,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:54,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:54,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:54,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:54,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:54,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:11:54,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:11:54,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:11:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:54,040 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:54,040 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:54,040 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:54,040 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:54,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:54,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:54,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:54,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:54,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:54,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:54,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:11:54,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:54,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:11:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:54,046 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:54,046 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:54,047 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:54,047 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:54,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:54,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:54,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:11:54,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:54,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:11:54,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:54,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:11:54,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:54,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-09-21 11:11:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:54,063 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:54,063 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:54,063 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:54,063 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:54,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:54,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:54,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:11:54,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:54,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:54,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:54,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:54,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:54,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-21 11:11:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:54,127 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:54,127 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:54,128 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:54,128 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:54,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:11:54,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:54,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:11:54,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:54,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:54,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:11:54,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:54,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:54,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:11:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:54,132 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:54,132 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:54,132 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:54,132 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:54,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:11:54,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:54,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:11:54,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:54,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:54,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:11:54,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:54,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:54,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:11:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:54,136 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:54,136 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:54,136 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:54,136 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:54,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:54,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:54,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:11:54,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:54,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:54,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:54,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:54,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:54,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 11:11:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:11:54,140 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:11:54,140 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:11:54,141 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:11:54,141 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:11:54,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:11:54,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:11:54,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:11:54,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:11:54,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:11:54,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:11:54,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:11:54,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:11:54,151 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 11:11:54,152 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1330446215] [2020-09-21 11:11:54,153 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:11:54,153 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-21 11:11:54,153 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621050531] [2020-09-21 11:11:54,154 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-21 11:11:54,154 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:11:54,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-21 11:11:54,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-21 11:11:54,155 INFO L87 Difference]: Start difference. First operand 338 states and 391 transitions. Second operand 6 states. [2020-09-21 11:11:54,463 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-21 11:11:54,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:11:54,986 INFO L93 Difference]: Finished difference Result 439 states and 522 transitions. [2020-09-21 11:11:54,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:11:54,987 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2020-09-21 11:11:54,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:11:54,987 INFO L225 Difference]: With dead ends: 439 [2020-09-21 11:11:54,988 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:11:54,989 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:11:54,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:11:54,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:11:54,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:11:54,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:11:54,990 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-09-21 11:11:54,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:11:54,990 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:11:54,991 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-21 11:11:54,991 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:11:54,991 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:11:54,991 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-21 11:11:54,994 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:11:55,211 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:11:55,382 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:11:55,551 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:11:55,708 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:11:55,872 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:11:56,563 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-21 11:11:56,724 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:11:56,886 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:11:57,046 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:11:57,194 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:11:57,819 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-21 11:11:58,007 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:11:58,181 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:11:58,786 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-21 11:11:58,942 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:11:59,101 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:11:59,261 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:11:59,414 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:11:59,567 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:11:59,720 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:11:59,872 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:00,490 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 96 [2020-09-21 11:12:00,654 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:00,808 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:12:00,960 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:01,114 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:01,469 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-09-21 11:12:01,820 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-09-21 11:12:02,087 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-21 11:12:02,240 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:02,411 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:02,566 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:12:02,719 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:02,888 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:12:03,042 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:03,202 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:03,359 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:12:03,965 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-21 11:12:04,125 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:04,279 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:04,431 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:04,586 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:04,739 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:12:04,896 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:05,149 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-21 11:12:05,393 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-21 11:12:05,640 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-09-21 11:12:05,796 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:12:06,426 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 19 [2020-09-21 11:12:06,647 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 11:12:06,879 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 11:12:07,597 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 19 [2020-09-21 11:12:07,848 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-21 11:12:08,157 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-09-21 11:12:08,452 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-09-21 11:12:09,080 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 24 [2020-09-21 11:12:09,292 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 11:12:09,991 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2020-09-21 11:12:10,210 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 11:12:10,838 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-09-21 11:12:11,515 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 20 [2020-09-21 11:12:11,751 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-09-21 11:12:12,407 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 19 [2020-09-21 11:12:12,719 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 11:12:12,944 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 11:12:13,192 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 11:12:13,411 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-09-21 11:12:13,655 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-09-21 11:12:14,268 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 24 [2020-09-21 11:12:14,287 INFO L268 CegarLoopResult]: For program point L247(lines 247 251) no Hoare annotation was computed. [2020-09-21 11:12:14,287 INFO L268 CegarLoopResult]: For program point L247-1(lines 247 251) no Hoare annotation was computed. [2020-09-21 11:12:14,287 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 216 271) no Hoare annotation was computed. [2020-09-21 11:12:14,287 INFO L268 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-09-21 11:12:14,287 INFO L268 CegarLoopResult]: For program point L241-2(lines 241 262) no Hoare annotation was computed. [2020-09-21 11:12:14,287 INFO L268 CegarLoopResult]: For program point L263(lines 240 264) no Hoare annotation was computed. [2020-09-21 11:12:14,288 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 216 271) no Hoare annotation was computed. [2020-09-21 11:12:14,288 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 216 271) no Hoare annotation was computed. [2020-09-21 11:12:14,288 INFO L268 CegarLoopResult]: For program point L317(line 317) no Hoare annotation was computed. [2020-09-21 11:12:14,288 INFO L268 CegarLoopResult]: For program point L317-1(line 317) no Hoare annotation was computed. [2020-09-21 11:12:14,288 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 272 331) no Hoare annotation was computed. [2020-09-21 11:12:14,288 INFO L268 CegarLoopResult]: For program point L304(lines 304 308) no Hoare annotation was computed. [2020-09-21 11:12:14,288 INFO L268 CegarLoopResult]: For program point L304-1(lines 304 308) no Hoare annotation was computed. [2020-09-21 11:12:14,288 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 272 331) no Hoare annotation was computed. [2020-09-21 11:12:14,289 INFO L268 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-09-21 11:12:14,289 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 272 331) no Hoare annotation was computed. [2020-09-21 11:12:14,289 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 323) no Hoare annotation was computed. [2020-09-21 11:12:14,289 INFO L268 CegarLoopResult]: For program point L324(lines 297 325) no Hoare annotation was computed. [2020-09-21 11:12:14,289 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-09-21 11:12:14,289 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-09-21 11:12:14,290 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:12:14,290 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-09-21 11:12:14,290 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:12:14,290 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 868 892) the Hoare annotation is: true [2020-09-21 11:12:14,290 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 868 892) no Hoare annotation was computed. [2020-09-21 11:12:14,290 INFO L264 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (= ~waterLevel~0 2)) .cse1) (or .cse0 (not (= ~waterLevel~0 1)) .cse1))) [2020-09-21 11:12:14,290 INFO L268 CegarLoopResult]: For program point L880(lines 880 886) no Hoare annotation was computed. [2020-09-21 11:12:14,290 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (= ~waterLevel~0 2)) .cse1) (or .cse0 (not (= ~waterLevel~0 1)) .cse1))) [2020-09-21 11:12:14,291 INFO L268 CegarLoopResult]: For program point L878-1(line 878) no Hoare annotation was computed. [2020-09-21 11:12:14,291 INFO L268 CegarLoopResult]: For program point L876(lines 876 889) no Hoare annotation was computed. [2020-09-21 11:12:14,291 INFO L268 CegarLoopResult]: For program point L876-1(lines 868 892) no Hoare annotation was computed. [2020-09-21 11:12:14,291 INFO L271 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: true [2020-09-21 11:12:14,291 INFO L268 CegarLoopResult]: For program point L874-1(line 874) no Hoare annotation was computed. [2020-09-21 11:12:14,294 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 844 866) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 11:12:14,297 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 844 866) no Hoare annotation was computed. [2020-09-21 11:12:14,297 INFO L264 CegarLoopResult]: At program point L856(line 856) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 11:12:14,297 INFO L264 CegarLoopResult]: At program point L856-1(line 856) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 11:12:14,297 INFO L268 CegarLoopResult]: For program point L854(lines 854 861) no Hoare annotation was computed. [2020-09-21 11:12:14,297 INFO L268 CegarLoopResult]: For program point L854-1(lines 854 861) no Hoare annotation was computed. [2020-09-21 11:12:14,298 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-09-21 11:12:14,298 INFO L264 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 11:12:14,298 INFO L264 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 11:12:14,298 INFO L264 CegarLoopResult]: At program point L850-1(line 850) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 11:12:14,298 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 844 866) no Hoare annotation was computed. [2020-09-21 11:12:14,298 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 803 826) no Hoare annotation was computed. [2020-09-21 11:12:14,299 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 803 826) no Hoare annotation was computed. [2020-09-21 11:12:14,299 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 803 826) no Hoare annotation was computed. [2020-09-21 11:12:14,299 INFO L268 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-09-21 11:12:14,299 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-09-21 11:12:14,299 INFO L268 CegarLoopResult]: For program point L819(line 819) no Hoare annotation was computed. [2020-09-21 11:12:14,299 INFO L268 CegarLoopResult]: For program point L818(line 818) no Hoare annotation was computed. [2020-09-21 11:12:14,300 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-09-21 11:12:14,300 INFO L268 CegarLoopResult]: For program point L816(line 816) no Hoare annotation was computed. [2020-09-21 11:12:14,300 INFO L268 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-09-21 11:12:14,300 INFO L268 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-09-21 11:12:14,300 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-09-21 11:12:14,300 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-09-21 11:12:14,300 INFO L268 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-09-21 11:12:14,301 INFO L268 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-09-21 11:12:14,301 INFO L268 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-09-21 11:12:14,301 INFO L268 CegarLoopResult]: For program point L808(line 808) no Hoare annotation was computed. [2020-09-21 11:12:14,301 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 632 638) no Hoare annotation was computed. [2020-09-21 11:12:14,301 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 632 638) the Hoare annotation is: true [2020-09-21 11:12:14,301 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 665 672) no Hoare annotation was computed. [2020-09-21 11:12:14,301 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 665 672) no Hoare annotation was computed. [2020-09-21 11:12:14,301 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 665 672) no Hoare annotation was computed. [2020-09-21 11:12:14,302 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 709 717) no Hoare annotation was computed. [2020-09-21 11:12:14,302 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 709 717) the Hoare annotation is: true [2020-09-21 11:12:14,302 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 709 717) no Hoare annotation was computed. [2020-09-21 11:12:14,302 INFO L268 CegarLoopResult]: For program point L737(lines 737 745) no Hoare annotation was computed. [2020-09-21 11:12:14,302 INFO L268 CegarLoopResult]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2020-09-21 11:12:14,302 INFO L268 CegarLoopResult]: For program point L725(lines 725 733) no Hoare annotation was computed. [2020-09-21 11:12:14,302 INFO L268 CegarLoopResult]: For program point L725-2(lines 725 733) no Hoare annotation was computed. [2020-09-21 11:12:14,303 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 718 753) no Hoare annotation was computed. [2020-09-21 11:12:14,303 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-09-21 11:12:14,303 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-09-21 11:12:14,303 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 718 753) no Hoare annotation was computed. [2020-09-21 11:12:14,303 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 718 753) no Hoare annotation was computed. [2020-09-21 11:12:14,303 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-09-21 11:12:14,303 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-09-21 11:12:14,303 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 170 215) no Hoare annotation was computed. [2020-09-21 11:12:14,303 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 170 215) no Hoare annotation was computed. [2020-09-21 11:12:14,304 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 170 215) no Hoare annotation was computed. [2020-09-21 11:12:14,304 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 483 528) no Hoare annotation was computed. [2020-09-21 11:12:14,304 INFO L268 CegarLoopResult]: For program point L503(lines 503 510) no Hoare annotation was computed. [2020-09-21 11:12:14,304 INFO L268 CegarLoopResult]: For program point L497(lines 497 517) no Hoare annotation was computed. [2020-09-21 11:12:14,304 INFO L268 CegarLoopResult]: For program point L497-1(lines 497 517) no Hoare annotation was computed. [2020-09-21 11:12:14,304 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 483 528) no Hoare annotation was computed. [2020-09-21 11:12:14,304 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 483 528) no Hoare annotation was computed. [2020-09-21 11:12:14,304 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 834 843) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 11:12:14,304 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 834 843) no Hoare annotation was computed. [2020-09-21 11:12:14,304 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 834 843) no Hoare annotation was computed. [2020-09-21 11:12:14,304 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 698 708) the Hoare annotation is: true [2020-09-21 11:12:14,304 INFO L271 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: true [2020-09-21 11:12:14,305 INFO L268 CegarLoopResult]: For program point L703-1(line 703) no Hoare annotation was computed. [2020-09-21 11:12:14,305 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 698 708) no Hoare annotation was computed. [2020-09-21 11:12:14,305 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 698 708) no Hoare annotation was computed. [2020-09-21 11:12:14,305 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 690 697) the Hoare annotation is: true [2020-09-21 11:12:14,305 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 690 697) no Hoare annotation was computed. [2020-09-21 11:12:14,305 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 690 697) no Hoare annotation was computed. [2020-09-21 11:12:14,305 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 640 664) no Hoare annotation was computed. [2020-09-21 11:12:14,305 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 640 664) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-09-21 11:12:14,306 INFO L264 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-09-21 11:12:14,306 INFO L268 CegarLoopResult]: For program point L659-1(lines 640 664) no Hoare annotation was computed. [2020-09-21 11:12:14,306 INFO L264 CegarLoopResult]: At program point L654(line 654) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 (not (= ~waterLevel~0 2)) .cse1))) [2020-09-21 11:12:14,306 INFO L264 CegarLoopResult]: At program point L650(line 650) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 (not (= ~waterLevel~0 2)) .cse1))) [2020-09-21 11:12:14,306 INFO L268 CegarLoopResult]: For program point L648(lines 648 656) no Hoare annotation was computed. [2020-09-21 11:12:14,306 INFO L264 CegarLoopResult]: At program point L646(line 646) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 (not (= ~waterLevel~0 2)) .cse1))) [2020-09-21 11:12:14,306 INFO L268 CegarLoopResult]: For program point L646-1(line 646) no Hoare annotation was computed. [2020-09-21 11:12:14,306 INFO L268 CegarLoopResult]: For program point L644(lines 644 661) no Hoare annotation was computed. [2020-09-21 11:12:14,306 INFO L268 CegarLoopResult]: For program point L545(lines 545 549) no Hoare annotation was computed. [2020-09-21 11:12:14,306 INFO L264 CegarLoopResult]: At program point testENTRY(lines 533 598) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 11:12:14,306 INFO L268 CegarLoopResult]: For program point testFINAL(lines 533 598) no Hoare annotation was computed. [2020-09-21 11:12:14,307 INFO L264 CegarLoopResult]: At program point L591(lines 542 592) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:12:14,307 INFO L268 CegarLoopResult]: For program point L581(lines 581 585) no Hoare annotation was computed. [2020-09-21 11:12:14,307 INFO L264 CegarLoopResult]: At program point L581-2(lines 573 586) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)))) [2020-09-21 11:12:14,307 INFO L268 CegarLoopResult]: For program point L544(lines 543 590) no Hoare annotation was computed. [2020-09-21 11:12:14,307 INFO L264 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)))) [2020-09-21 11:12:14,307 INFO L268 CegarLoopResult]: For program point L573(lines 573 586) no Hoare annotation was computed. [2020-09-21 11:12:14,307 INFO L264 CegarLoopResult]: At program point L565(line 565) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)))) [2020-09-21 11:12:14,307 INFO L268 CegarLoopResult]: For program point L563(lines 563 569) no Hoare annotation was computed. [2020-09-21 11:12:14,307 INFO L268 CegarLoopResult]: For program point L563-1(lines 563 569) no Hoare annotation was computed. [2020-09-21 11:12:14,307 INFO L264 CegarLoopResult]: At program point L588(lines 543 590) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)))) [2020-09-21 11:12:14,307 INFO L264 CegarLoopResult]: At program point L555(line 555) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0)))) [2020-09-21 11:12:14,308 INFO L268 CegarLoopResult]: For program point L553(lines 553 559) no Hoare annotation was computed. [2020-09-21 11:12:14,308 INFO L268 CegarLoopResult]: For program point L553-1(lines 553 559) no Hoare annotation was computed. [2020-09-21 11:12:14,308 INFO L268 CegarLoopResult]: For program point testEXIT(lines 533 598) no Hoare annotation was computed. [2020-09-21 11:12:14,308 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 437 482) no Hoare annotation was computed. [2020-09-21 11:12:14,308 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 437 482) no Hoare annotation was computed. [2020-09-21 11:12:14,308 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 437 482) no Hoare annotation was computed. [2020-09-21 11:12:14,308 INFO L268 CegarLoopResult]: For program point L457(lines 457 464) no Hoare annotation was computed. [2020-09-21 11:12:14,308 INFO L268 CegarLoopResult]: For program point L451(lines 451 471) no Hoare annotation was computed. [2020-09-21 11:12:14,308 INFO L268 CegarLoopResult]: For program point L451-1(lines 451 471) no Hoare annotation was computed. [2020-09-21 11:12:14,308 INFO L268 CegarLoopResult]: For program point L139(lines 139 147) no Hoare annotation was computed. [2020-09-21 11:12:14,308 INFO L268 CegarLoopResult]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2020-09-21 11:12:14,308 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2020-09-21 11:12:14,309 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2020-09-21 11:12:14,309 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2020-09-21 11:12:14,309 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:12:14,309 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:12:14,309 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:12:14,309 INFO L268 CegarLoopResult]: For program point L384(lines 383 403) no Hoare annotation was computed. [2020-09-21 11:12:14,309 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-09-21 11:12:14,309 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 334 436) no Hoare annotation was computed. [2020-09-21 11:12:14,309 INFO L268 CegarLoopResult]: For program point L415-1(line 415) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point L380(lines 380 421) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point L399(line 399) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point L399-1(line 399) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point L358(lines 358 362) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point L422(lines 422 433) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 334 436) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point L385(lines 385 389) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point L383-2(lines 383 403) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point L404(lines 382 405) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 334 436) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point L363(lines 363 379) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-09-21 11:12:14,310 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:12:14,311 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:12:14,311 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:12:14,311 INFO L268 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-09-21 11:12:14,311 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 673 689) no Hoare annotation was computed. [2020-09-21 11:12:14,311 INFO L268 CegarLoopResult]: For program point L684-1(lines 673 689) no Hoare annotation was computed. [2020-09-21 11:12:14,311 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 673 689) no Hoare annotation was computed. [2020-09-21 11:12:14,311 INFO L268 CegarLoopResult]: For program point L680(lines 680 686) no Hoare annotation was computed. [2020-09-21 11:12:14,311 INFO L268 CegarLoopResult]: For program point L678(line 678) no Hoare annotation was computed. [2020-09-21 11:12:14,311 INFO L268 CegarLoopResult]: For program point L678-1(line 678) no Hoare annotation was computed. [2020-09-21 11:12:14,312 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 154 162) the Hoare annotation is: true [2020-09-21 11:12:14,312 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2020-09-21 11:12:14,312 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2020-09-21 11:12:14,312 INFO L268 CegarLoopResult]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2020-09-21 11:12:14,312 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2))) [2020-09-21 11:12:14,312 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2020-09-21 11:12:14,312 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:12:14,312 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:12:14,312 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:12:14,312 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2020-09-21 11:12:14,312 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2020-09-21 11:12:14,312 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2020-09-21 11:12:14,313 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 608 631) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or (not (= |old(~waterLevel~0)| 2)) .cse1 .cse2 (and (= 2 ~waterLevel~0) .cse0)))) [2020-09-21 11:12:14,313 INFO L264 CegarLoopResult]: At program point L621(line 621) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or (not (= |old(~waterLevel~0)| 2)) .cse1 .cse2 (and (= 2 ~waterLevel~0) .cse0)))) [2020-09-21 11:12:14,313 INFO L264 CegarLoopResult]: At program point L619(lines 619 625) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (= |old(~waterLevel~0)| 2)) .cse1 .cse2))) [2020-09-21 11:12:14,313 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 608 631) no Hoare annotation was computed. [2020-09-21 11:12:14,313 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 608 631) no Hoare annotation was computed. [2020-09-21 11:12:14,313 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 2)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1))) [2020-09-21 11:12:14,313 INFO L268 CegarLoopResult]: For program point L612(lines 611 630) no Hoare annotation was computed. [2020-09-21 11:12:14,313 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 773 802) no Hoare annotation was computed. [2020-09-21 11:12:14,314 INFO L271 CegarLoopResult]: At program point L798(lines 773 802) the Hoare annotation is: true [2020-09-21 11:12:14,314 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 773 802) the Hoare annotation is: true [2020-09-21 11:12:14,314 INFO L268 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-09-21 11:12:14,314 INFO L268 CegarLoopResult]: For program point L787(lines 787 791) no Hoare annotation was computed. [2020-09-21 11:12:14,314 INFO L271 CegarLoopResult]: At program point L787-1(lines 787 791) the Hoare annotation is: true [2020-09-21 11:12:14,314 INFO L268 CegarLoopResult]: For program point L784(line 784) no Hoare annotation was computed. [2020-09-21 11:12:14,314 INFO L271 CegarLoopResult]: At program point L783-2(lines 783 797) the Hoare annotation is: true [2020-09-21 11:12:14,314 INFO L271 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: true [2020-09-21 11:12:14,314 INFO L268 CegarLoopResult]: For program point L779-1(line 779) no Hoare annotation was computed. [2020-09-21 11:12:14,315 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2020-09-21 11:12:14,315 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2020-09-21 11:12:14,315 INFO L268 CegarLoopResult]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2020-09-21 11:12:14,315 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 827 833) no Hoare annotation was computed. [2020-09-21 11:12:14,315 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 827 833) the Hoare annotation is: true [2020-09-21 11:12:14,315 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:12:14,315 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-21 11:12:14,315 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:12:14,316 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:12:14,316 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 754 761) no Hoare annotation was computed. [2020-09-21 11:12:14,316 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 754 761) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= 1 ~systemActive~0))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))))) [2020-09-21 11:12:14,316 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 754 761) no Hoare annotation was computed. [2020-09-21 11:12:14,316 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2020-09-21 11:12:14,316 INFO L268 CegarLoopResult]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2020-09-21 11:12:14,316 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) .cse0 (not (= |old(~waterLevel~0)| 2)) .cse1) (or (not (= |old(~waterLevel~0)| 1)) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-09-21 11:12:14,317 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 763 770) no Hoare annotation was computed. [2020-09-21 11:12:14,317 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 767) no Hoare annotation was computed. [2020-09-21 11:12:14,317 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 763 770) the Hoare annotation is: true [2020-09-21 11:12:14,317 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 763 770) no Hoare annotation was computed. [2020-09-21 11:12:14,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:12:14 BoogieIcfgContainer [2020-09-21 11:12:14,338 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:12:14,340 INFO L168 Benchmark]: Toolchain (without parser) took 41124.86 ms. Allocated memory was 137.4 MB in the beginning and 635.4 MB in the end (delta: 498.1 MB). Free memory was 99.6 MB in the beginning and 304.8 MB in the end (delta: -205.2 MB). Peak memory consumption was 521.5 MB. Max. memory is 7.1 GB. [2020-09-21 11:12:14,341 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-21 11:12:14,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.33 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 99.0 MB in the beginning and 171.8 MB in the end (delta: -72.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2020-09-21 11:12:14,343 INFO L168 Benchmark]: Boogie Preprocessor took 96.49 ms. Allocated memory is still 201.9 MB. Free memory was 171.8 MB in the beginning and 167.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-09-21 11:12:14,344 INFO L168 Benchmark]: RCFGBuilder took 1163.33 ms. Allocated memory was 201.9 MB in the beginning and 231.2 MB in the end (delta: 29.4 MB). Free memory was 167.5 MB in the beginning and 200.6 MB in the end (delta: -33.1 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:12:14,344 INFO L168 Benchmark]: TraceAbstraction took 39127.80 ms. Allocated memory was 231.2 MB in the beginning and 635.4 MB in the end (delta: 404.2 MB). Free memory was 200.6 MB in the beginning and 304.8 MB in the end (delta: -104.2 MB). Peak memory consumption was 528.6 MB. Max. memory is 7.1 GB. [2020-09-21 11:12:14,348 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 728.33 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 99.0 MB in the beginning and 171.8 MB in the end (delta: -72.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.49 ms. Allocated memory is still 201.9 MB. Free memory was 171.8 MB in the beginning and 167.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1163.33 ms. Allocated memory was 201.9 MB in the beginning and 231.2 MB in the end (delta: 29.4 MB). Free memory was 167.5 MB in the beginning and 200.6 MB in the end (delta: -33.1 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 39127.80 ms. Allocated memory was 231.2 MB in the beginning and 635.4 MB in the end (delta: 404.2 MB). Free memory was 200.6 MB in the beginning and 304.8 MB in the end (delta: -104.2 MB). Peak memory consumption was 528.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 767]: 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: 542]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || (((2 == waterLevel && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 0)) || (((\old(waterLevel) == waterLevel && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 0)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.7s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 13.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 578 SDtfs, 1105 SDslu, 479 SDs, 0 SdLazy, 2239 SolverSat, 871 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 173 GetRequests, 117 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 220 ImplicationChecksByTransitivity, 7.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=338occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 236 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 354 PreInvPairs, 377 NumberOfFragments, 1081 HoareAnnotationTreeSize, 354 FomulaSimplifications, 79873 FormulaSimplificationTreeSizeReduction, 10.8s HoareSimplificationTime, 51 FomulaSimplificationsInter, 7835 FormulaSimplificationTreeSizeReductionInter, 8.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 333 NumberOfCodeBlocks, 333 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 327 ConstructedInterpolants, 0 QuantifiedInterpolants, 93946 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...