/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:07:27,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:07:27,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:07:27,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:07:27,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:07:27,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:07:27,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:07:27,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:07:27,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:07:27,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:07:27,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:07:27,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:07:27,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:07:27,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:07:27,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:07:27,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:07:27,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:07:27,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:07:27,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:07:27,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:07:27,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:07:27,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:07:27,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:07:27,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:07:27,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:07:27,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:07:27,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:07:27,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:07:27,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:07:27,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:07:27,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:07:27,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:07:27,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:07:27,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:07:27,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:07:27,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:07:27,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:07:27,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:07:27,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:07:27,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:07:27,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:07:27,551 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 11:07:27,578 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:07:27,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:07:27,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:07:27,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:07:27,580 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:07:27,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:07:27,581 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:07:27,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:07:27,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:07:27,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:07:27,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:07:27,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:07:27,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:07:27,582 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:07:27,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:07:27,583 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:07:27,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:07:27,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:07:27,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:07:27,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:07:27,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:07:27,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:07:27,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:07:27,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:07:27,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:07:27,585 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:07:27,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:07:27,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:07:27,585 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:07:27,586 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 11:07:28,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:07:28,041 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:07:28,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:07:28,047 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:07:28,049 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:07:28,050 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2020-09-21 11:07:28,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/71e198c1a/28c1ef6cb93a44749c370f4fafd7b24d/FLAG746580684 [2020-09-21 11:07:28,744 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:07:28,745 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2020-09-21 11:07:28,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/71e198c1a/28c1ef6cb93a44749c370f4fafd7b24d/FLAG746580684 [2020-09-21 11:07:29,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/71e198c1a/28c1ef6cb93a44749c370f4fafd7b24d [2020-09-21 11:07:29,034 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:07:29,040 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:07:29,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:07:29,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:07:29,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:07:29,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:07:29" (1/1) ... [2020-09-21 11:07:29,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a556b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:29, skipping insertion in model container [2020-09-21 11:07:29,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:07:29" (1/1) ... [2020-09-21 11:07:29,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:07:29,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:07:29,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:07:29,535 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:07:29,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:07:29,801 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:07:29,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:29 WrapperNode [2020-09-21 11:07:29,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:07:29,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:07:29,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:07:29,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:07:29,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:29" (1/1) ... [2020-09-21 11:07:29,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:29" (1/1) ... [2020-09-21 11:07:29,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:29" (1/1) ... [2020-09-21 11:07:29,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:29" (1/1) ... [2020-09-21 11:07:29,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:29" (1/1) ... [2020-09-21 11:07:29,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:29" (1/1) ... [2020-09-21 11:07:29,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:29" (1/1) ... [2020-09-21 11:07:29,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:07:29,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:07:29,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:07:29,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:07:29,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:29" (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 11:07:29,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:07:29,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:07:29,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:07:29,999 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:07:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:07:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:07:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:07:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:07:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:07:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 11:07:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:07:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:07:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:07:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:07:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:07:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 11:07:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 11:07:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:07:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:07:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:07:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:07:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:07:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:07:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:07:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:07:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:07:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:07:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:07:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:07:30,005 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:07:30,005 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:07:30,005 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:07:30,005 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:07:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:07:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:07:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:07:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:07:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:07:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:07:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:07:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 11:07:30,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:07:30,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:07:30,008 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:07:30,008 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:07:30,008 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:07:30,008 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 11:07:30,008 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:07:30,008 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:07:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:07:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:07:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:07:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:07:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:07:30,009 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 11:07:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:07:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:07:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:07:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:07:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:07:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:07:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:07:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 11:07:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:07:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:07:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 11:07:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:07:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:07:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:07:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:07:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:07:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:07:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:07:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:07:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:07:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:07:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:07:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:07:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:07:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:07:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:07:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:07:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:07:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:07:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:07:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:07:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:07:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:07:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:07:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:07:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:07:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:07:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:07:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:07:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:07:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:07:31,088 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:07:31,089 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:07:31,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:07:31 BoogieIcfgContainer [2020-09-21 11:07:31,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:07:31,096 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:07:31,096 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:07:31,100 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:07:31,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:07:29" (1/3) ... [2020-09-21 11:07:31,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72e73b4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:07:31, skipping insertion in model container [2020-09-21 11:07:31,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:07:29" (2/3) ... [2020-09-21 11:07:31,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72e73b4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:07:31, skipping insertion in model container [2020-09-21 11:07:31,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:07:31" (3/3) ... [2020-09-21 11:07:31,104 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product31.cil.c [2020-09-21 11:07:31,115 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:07:31,125 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:07:31,147 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:07:31,178 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:07:31,178 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:07:31,178 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:07:31,179 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:07:31,179 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:07:31,179 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:07:31,179 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:07:31,179 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:07:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2020-09-21 11:07:31,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:07:31,216 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:31,217 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:07:31,217 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:31,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:31,224 INFO L82 PathProgramCache]: Analyzing trace with hash -83384634, now seen corresponding path program 1 times [2020-09-21 11:07:31,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:31,236 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1207351382] [2020-09-21 11:07:31,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:31,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:31,523 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:31,523 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:31,524 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:31,524 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:31,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 11:07:31,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:31,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:07:31,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:31,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:31,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:07:31,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:31,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:31,958 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:31,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:31,985 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:31,985 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:31,986 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:31,986 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:31,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:31,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:31,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:31,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:31,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:31,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:31,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:31,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,106 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,107 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,107 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,107 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:32,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:32,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:32,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:32,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-09-21 11:07:32,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:32,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,122 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,122 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,122 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,123 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:32,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:32,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:32,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:32,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,128 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,129 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,129 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,129 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:32,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:32,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:32,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:32,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,136 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,136 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,136 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,137 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:32,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:32,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:32,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:32,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,150 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,150 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,151 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,151 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:32,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:32,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:32,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:32,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:32,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:07:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,157 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,158 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,158 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,158 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:32,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:32,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:32,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:32,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:32,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:07:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:32,165 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:32,165 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:32,166 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:32,166 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:32,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:32,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:32,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:32,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:32,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:32,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:32,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:32,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:32,183 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 11:07:32,184 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1207351382] [2020-09-21 11:07:32,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:32,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:07:32,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809285686] [2020-09-21 11:07:32,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:07:32,194 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:32,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:07:32,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:07:32,217 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 4 states. [2020-09-21 11:07:33,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:33,295 INFO L93 Difference]: Finished difference Result 293 states and 388 transitions. [2020-09-21 11:07:33,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:07:33,297 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:07:33,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:33,315 INFO L225 Difference]: With dead ends: 293 [2020-09-21 11:07:33,315 INFO L226 Difference]: Without dead ends: 164 [2020-09-21 11:07:33,321 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:07:33,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-09-21 11:07:33,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 130. [2020-09-21 11:07:33,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-09-21 11:07:33,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 155 transitions. [2020-09-21 11:07:33,419 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 155 transitions. Word has length 51 [2020-09-21 11:07:33,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:33,419 INFO L479 AbstractCegarLoop]: Abstraction has 130 states and 155 transitions. [2020-09-21 11:07:33,419 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:07:33,420 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 155 transitions. [2020-09-21 11:07:33,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:07:33,426 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:33,426 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 11:07:33,427 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:07:33,427 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:33,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:33,427 INFO L82 PathProgramCache]: Analyzing trace with hash -38187558, now seen corresponding path program 1 times [2020-09-21 11:07:33,427 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:33,428 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1141797571] [2020-09-21 11:07:33,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:33,529 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:33,529 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:33,529 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:33,529 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:33,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:07:33,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:33,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:07:33,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:33,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:33,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:07:33,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:07:33,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:33,820 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:33,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:33,830 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:33,830 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:33,831 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:33,831 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:33,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:33,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:33,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:33,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:33,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:33,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:33,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:33,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:33,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:33,873 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:33,874 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:33,874 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:33,874 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:33,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:33,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:33,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:33,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:33,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:33,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:33,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:33,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:33,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:33,878 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:33,878 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:33,879 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:33,879 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:33,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:33,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:33,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:33,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:33,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:33,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:33,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:33,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:33,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:33,883 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:33,883 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:33,883 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:33,884 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:33,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:33,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:33,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:33,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:33,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:33,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:33,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:33,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:33,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:33,889 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:33,889 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:33,889 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:33,889 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:33,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:33,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:33,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:33,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:33,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:33,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:33,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:33,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:33,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:33,900 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:33,901 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:33,901 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:33,901 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:33,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:33,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:33,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:33,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:33,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:33,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:33,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:33,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:33,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:07:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:33,906 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:33,906 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:33,906 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:33,907 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:33,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:33,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:33,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:33,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:33,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:33,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:33,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:33,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:33,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:07:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:33,912 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:33,912 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:33,912 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:33,913 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:33,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:33,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:33,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:33,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:33,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:33,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:33,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:33,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:33,921 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 11:07:33,922 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1141797571] [2020-09-21 11:07:33,922 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:33,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:07:33,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313934146] [2020-09-21 11:07:33,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:07:33,925 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:33,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:07:33,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:07:33,925 INFO L87 Difference]: Start difference. First operand 130 states and 155 transitions. Second operand 5 states. [2020-09-21 11:07:34,444 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:35,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:35,562 INFO L93 Difference]: Finished difference Result 232 states and 291 transitions. [2020-09-21 11:07:35,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:07:35,563 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 11:07:35,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:35,567 INFO L225 Difference]: With dead ends: 232 [2020-09-21 11:07:35,567 INFO L226 Difference]: Without dead ends: 154 [2020-09-21 11:07:35,569 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:07:35,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-09-21 11:07:35,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 121. [2020-09-21 11:07:35,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-09-21 11:07:35,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 143 transitions. [2020-09-21 11:07:35,615 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 143 transitions. Word has length 52 [2020-09-21 11:07:35,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:35,615 INFO L479 AbstractCegarLoop]: Abstraction has 121 states and 143 transitions. [2020-09-21 11:07:35,615 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:07:35,615 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 143 transitions. [2020-09-21 11:07:35,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-09-21 11:07:35,618 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:35,618 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] [2020-09-21 11:07:35,618 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:07:35,618 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:35,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:35,619 INFO L82 PathProgramCache]: Analyzing trace with hash -47793526, now seen corresponding path program 1 times [2020-09-21 11:07:35,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:35,619 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [534819201] [2020-09-21 11:07:35,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,018 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:07:36,019 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,019 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,019 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-09-21 11:07:36,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 345 [2020-09-21 11:07:36,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:07:36,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:36,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-09-21 11:07:36,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:36,387 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:36,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,463 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,463 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,464 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,464 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:36,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-09-21 11:07:36,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:36,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:36,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:36,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:36,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:36,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,504 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,504 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,504 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,505 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:36,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:36,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:36,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:36,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:36,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,510 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,510 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,510 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,510 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:36,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:36,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:36,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:36,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:36,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,517 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,518 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,518 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,518 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:36,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:36,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:36,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:36,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:36,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,523 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,524 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,524 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,524 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:36,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:36,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:36,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:36,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:36,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,538 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,539 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,539 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,539 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:36,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:36,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:36,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:36,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:36,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:36,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:07:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,544 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,544 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,544 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,544 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:36,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:07:36,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:36,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:36,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:36,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:36,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:07:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:36,548 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:36,549 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:36,549 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:36,549 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:36,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:36,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:36,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:07:36,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:36,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:36,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:36,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:36,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:36,558 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 11:07:36,559 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [534819201] [2020-09-21 11:07:36,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:36,559 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:07:36,559 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888797485] [2020-09-21 11:07:36,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:07:36,560 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:36,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:07:36,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:07:36,561 INFO L87 Difference]: Start difference. First operand 121 states and 143 transitions. Second operand 5 states. [2020-09-21 11:07:36,889 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:38,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:38,711 INFO L93 Difference]: Finished difference Result 351 states and 447 transitions. [2020-09-21 11:07:38,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:07:38,711 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-09-21 11:07:38,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:38,721 INFO L225 Difference]: With dead ends: 351 [2020-09-21 11:07:38,722 INFO L226 Difference]: Without dead ends: 258 [2020-09-21 11:07:38,725 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:07:38,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-09-21 11:07:38,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 208. [2020-09-21 11:07:38,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2020-09-21 11:07:38,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 253 transitions. [2020-09-21 11:07:38,833 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 253 transitions. Word has length 56 [2020-09-21 11:07:38,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:38,836 INFO L479 AbstractCegarLoop]: Abstraction has 208 states and 253 transitions. [2020-09-21 11:07:38,836 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:07:38,836 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 253 transitions. [2020-09-21 11:07:38,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-09-21 11:07:38,842 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:38,842 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] [2020-09-21 11:07:38,842 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:07:38,842 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:38,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:38,843 INFO L82 PathProgramCache]: Analyzing trace with hash -670381442, now seen corresponding path program 1 times [2020-09-21 11:07:38,843 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:38,844 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2061566267] [2020-09-21 11:07:38,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:39,279 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:39,280 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:39,280 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:39,280 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:39,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-09-21 11:07:39,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:39,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 381 [2020-09-21 11:07:39,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:39,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:07:39,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:39,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-21 11:07:39,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:39,631 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:39,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:39,685 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:39,685 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:39,685 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:39,686 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:39,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:39,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:39,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-21 11:07:39,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:39,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:39,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:39,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:39,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:39,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:39,720 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:39,721 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:39,721 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:39,721 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:39,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:39,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:39,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:39,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:39,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:39,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:39,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:39,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:39,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:39,725 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:39,726 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:39,726 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:39,726 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:39,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:39,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:39,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:39,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:39,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:39,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:39,731 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:39,731 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:39,731 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:39,731 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:39,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:39,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:39,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:39,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:39,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:39,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:39,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:39,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:39,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:39,736 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:39,737 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:39,737 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:39,737 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:39,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:39,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:39,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:39,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:39,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:39,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:39,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:39,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:39,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:39,756 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:39,756 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:39,756 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:39,756 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:39,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:39,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:39,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:39,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:39,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:39,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:39,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:39,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:39,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:07:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:39,775 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:39,775 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:39,775 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:39,775 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:39,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:07:39,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:39,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:39,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:39,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:39,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:39,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:07:39,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:39,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:07:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:39,783 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:39,783 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:39,783 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:39,784 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:39,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:39,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:39,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:39,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:39,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:07:39,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:39,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:39,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:39,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 11:07:39,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:39,801 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:39,801 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:39,801 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:39,801 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:39,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:39,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:39,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:39,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:39,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:39,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:39,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:39,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:39,812 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 11:07:39,813 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2061566267] [2020-09-21 11:07:39,813 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:39,813 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:07:39,813 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182341884] [2020-09-21 11:07:39,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:07:39,814 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:39,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:07:39,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:07:39,815 INFO L87 Difference]: Start difference. First operand 208 states and 253 transitions. Second operand 9 states. [2020-09-21 11:07:40,295 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:41,457 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:41,937 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:42,306 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:42,695 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:44,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:44,179 INFO L93 Difference]: Finished difference Result 667 states and 891 transitions. [2020-09-21 11:07:44,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-21 11:07:44,181 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-09-21 11:07:44,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:44,186 INFO L225 Difference]: With dead ends: 667 [2020-09-21 11:07:44,186 INFO L226 Difference]: Without dead ends: 487 [2020-09-21 11:07:44,188 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-21 11:07:44,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2020-09-21 11:07:44,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 371. [2020-09-21 11:07:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 371 states. [2020-09-21 11:07:44,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 456 transitions. [2020-09-21 11:07:44,279 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 456 transitions. Word has length 62 [2020-09-21 11:07:44,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:44,279 INFO L479 AbstractCegarLoop]: Abstraction has 371 states and 456 transitions. [2020-09-21 11:07:44,279 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:07:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 456 transitions. [2020-09-21 11:07:44,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-09-21 11:07:44,282 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:44,282 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:07:44,282 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:07:44,282 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:44,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:44,283 INFO L82 PathProgramCache]: Analyzing trace with hash 1429119450, now seen corresponding path program 1 times [2020-09-21 11:07:44,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:44,283 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [44425955] [2020-09-21 11:07:44,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:44,737 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:44,737 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:44,738 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:44,738 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:44,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-09-21 11:07:44,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:44,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 413 [2020-09-21 11:07:44,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:44,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:07:44,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:44,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-09-21 11:07:44,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:45,135 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:45,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:45,217 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:45,217 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:45,217 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:45,218 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:45,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:45,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:45,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-09-21 11:07:45,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:45,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:45,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:45,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:45,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:45,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:45,259 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:45,259 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:45,260 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:45,260 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:45,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:45,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:45,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:45,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:45,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:45,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:45,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:45,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:45,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:45,266 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:45,266 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:45,266 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:45,267 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:45,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:45,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:45,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:45,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:45,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:45,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:45,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:45,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:45,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:45,274 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:45,274 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:45,274 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:45,275 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:45,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:45,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:45,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:45,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:45,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:45,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:45,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:45,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:45,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:45,282 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:45,282 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:45,282 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:45,283 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:45,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:45,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:45,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:45,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:45,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:45,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:45,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:45,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:45,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:45,304 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:45,304 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:45,304 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:45,304 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:45,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:45,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:45,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:45,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:45,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:45,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:45,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:45,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:45,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:07:45,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:45,325 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:45,325 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:45,325 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:45,325 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:45,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:45,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:45,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:45,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:45,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:45,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:45,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:45,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:45,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:07:45,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:45,346 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:45,346 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:45,346 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:45,346 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:45,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:07:45,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:45,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:45,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:45,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:45,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:45,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:45,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:45,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:07:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:45,352 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:45,353 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:45,353 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:45,353 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:45,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:45,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:45,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:45,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:45,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:45,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:45,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:45,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:45,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-21 11:07:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:45,362 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:45,362 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:45,363 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:45,363 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:45,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:45,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:45,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:45,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:45,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:07:45,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:45,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:45,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:45,399 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 11:07:45,400 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [44425955] [2020-09-21 11:07:45,400 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:45,400 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-21 11:07:45,401 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026758877] [2020-09-21 11:07:45,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 11:07:45,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:45,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 11:07:45,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:07:45,402 INFO L87 Difference]: Start difference. First operand 371 states and 456 transitions. Second operand 10 states. [2020-09-21 11:07:46,077 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:47,172 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:47,491 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:47,806 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:48,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:48,215 INFO L93 Difference]: Finished difference Result 643 states and 845 transitions. [2020-09-21 11:07:48,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-21 11:07:48,217 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2020-09-21 11:07:48,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:48,217 INFO L225 Difference]: With dead ends: 643 [2020-09-21 11:07:48,217 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:07:48,220 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-09-21 11:07:48,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:07:48,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:07:48,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:07:48,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:07:48,223 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-09-21 11:07:48,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:48,223 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:07:48,223 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 11:07:48,223 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:07:48,223 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:07:48,224 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:07:48,226 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:07:48,438 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:48,609 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:48,784 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:48,944 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:49,111 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:49,283 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:49,447 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:49,615 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:49,790 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:49,945 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:50,100 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:50,258 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:50,678 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:07:51,061 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:07:51,442 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:07:51,728 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:52,007 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2020-09-21 11:07:52,288 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2020-09-21 11:07:52,571 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2020-09-21 11:07:52,849 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2020-09-21 11:07:53,125 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 190 [2020-09-21 11:07:53,495 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 193 [2020-09-21 11:07:53,781 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:54,194 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 6 [2020-09-21 11:07:54,345 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:54,500 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:54,662 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:54,824 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:55,274 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 6 [2020-09-21 11:07:55,418 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:55,576 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:55,736 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:55,893 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:56,047 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:56,200 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:56,348 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:56,522 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:56,670 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:56,822 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:56,979 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:57,134 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:57,291 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:57,441 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:57,595 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:57,749 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:57,902 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:58,050 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:58,208 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:58,365 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:58,522 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:58,679 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:58,831 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:58,989 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:59,147 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:59,305 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:59,457 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:59,616 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:59,774 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:59,922 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:00,079 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:00,236 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:00,389 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:00,551 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:00,704 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:00,861 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:01,018 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:01,209 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:01,358 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:01,534 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:01,913 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:08:02,282 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:08:02,652 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:08:02,946 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:08:03,297 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 191 [2020-09-21 11:08:03,578 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 190 [2020-09-21 11:08:03,930 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 191 [2020-09-21 11:08:04,210 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 190 [2020-09-21 11:08:04,561 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 191 [2020-09-21 11:08:04,930 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-09-21 11:08:05,225 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:08:05,381 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:05,534 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:05,682 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:05,841 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:05,998 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:06,152 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:06,305 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:06,464 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:06,613 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:06,770 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:06,937 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:07,094 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:07,245 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:07,404 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:07,578 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:08,007 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 6 [2020-09-21 11:08:08,182 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:08,368 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:08,527 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:08,676 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:08,828 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:08,980 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:09,134 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:09,291 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:09,448 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:09,600 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:09,710 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 6 [2020-09-21 11:08:09,863 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:08:10,016 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:08:10,164 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:08:10,321 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:08:10,431 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 6 [2020-09-21 11:08:10,889 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:08:11,128 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:11,362 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:11,605 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:11,814 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:08:12,311 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:08:12,753 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:08:13,051 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:08:13,482 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:08:13,723 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:08:14,151 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 8 [2020-09-21 11:08:14,388 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:14,624 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:15,028 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:08:15,399 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:08:15,857 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 13 [2020-09-21 11:08:16,133 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:16,568 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 14 [2020-09-21 11:08:16,983 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:08:17,194 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-09-21 11:08:17,598 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-09-21 11:08:17,819 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:18,058 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:08:18,267 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:08:18,765 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 11 [2020-09-21 11:08:19,171 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:08:19,187 INFO L268 CegarLoopResult]: For program point L477(lines 454 478) no Hoare annotation was computed. [2020-09-21 11:08:19,187 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 430 485) no Hoare annotation was computed. [2020-09-21 11:08:19,188 INFO L268 CegarLoopResult]: For program point L461(lines 461 465) no Hoare annotation was computed. [2020-09-21 11:08:19,188 INFO L268 CegarLoopResult]: For program point L461-1(lines 461 465) no Hoare annotation was computed. [2020-09-21 11:08:19,188 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-09-21 11:08:19,188 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 430 485) no Hoare annotation was computed. [2020-09-21 11:08:19,188 INFO L268 CegarLoopResult]: For program point L455-2(lines 455 476) no Hoare annotation was computed. [2020-09-21 11:08:19,188 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 430 485) no Hoare annotation was computed. [2020-09-21 11:08:19,188 INFO L268 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-09-21 11:08:19,189 INFO L268 CegarLoopResult]: For program point L512-2(lines 512 537) no Hoare annotation was computed. [2020-09-21 11:08:19,189 INFO L268 CegarLoopResult]: For program point L538(lines 511 539) no Hoare annotation was computed. [2020-09-21 11:08:19,189 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 486 545) no Hoare annotation was computed. [2020-09-21 11:08:19,189 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-09-21 11:08:19,189 INFO L268 CegarLoopResult]: For program point L531-1(line 531) no Hoare annotation was computed. [2020-09-21 11:08:19,190 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 486 545) no Hoare annotation was computed. [2020-09-21 11:08:19,190 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 486 545) no Hoare annotation was computed. [2020-09-21 11:08:19,190 INFO L268 CegarLoopResult]: For program point L518(lines 518 522) no Hoare annotation was computed. [2020-09-21 11:08:19,190 INFO L268 CegarLoopResult]: For program point L518-1(lines 518 522) no Hoare annotation was computed. [2020-09-21 11:08:19,190 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 361 367) the Hoare annotation is: true [2020-09-21 11:08:19,190 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 361 367) no Hoare annotation was computed. [2020-09-21 11:08:19,190 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 368 376) no Hoare annotation was computed. [2020-09-21 11:08:19,190 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 368 376) the Hoare annotation is: true [2020-09-21 11:08:19,191 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 368 376) no Hoare annotation was computed. [2020-09-21 11:08:19,191 INFO L268 CegarLoopResult]: For program point L866-1(lines 866 873) no Hoare annotation was computed. [2020-09-21 11:08:19,191 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-09-21 11:08:19,191 INFO L264 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:19,191 INFO L264 CegarLoopResult]: At program point L862(line 862) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:19,192 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 856 878) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:19,192 INFO L264 CegarLoopResult]: At program point L862-1(line 862) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:19,192 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 856 878) no Hoare annotation was computed. [2020-09-21 11:08:19,192 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 856 878) no Hoare annotation was computed. [2020-09-21 11:08:19,192 INFO L264 CegarLoopResult]: At program point L868(line 868) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:19,192 INFO L264 CegarLoopResult]: At program point L868-1(line 868) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:19,193 INFO L268 CegarLoopResult]: For program point L866(lines 866 873) no Hoare annotation was computed. [2020-09-21 11:08:19,193 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-09-21 11:08:19,193 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 814 837) no Hoare annotation was computed. [2020-09-21 11:08:19,193 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-09-21 11:08:19,193 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-09-21 11:08:19,193 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-09-21 11:08:19,193 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 814 837) no Hoare annotation was computed. [2020-09-21 11:08:19,194 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-09-21 11:08:19,194 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 814 837) no Hoare annotation was computed. [2020-09-21 11:08:19,194 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-09-21 11:08:19,194 INFO L268 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-09-21 11:08:19,194 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-09-21 11:08:19,194 INFO L268 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-09-21 11:08:19,194 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-09-21 11:08:19,194 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-09-21 11:08:19,194 INFO L268 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-09-21 11:08:19,194 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-09-21 11:08:19,195 INFO L268 CegarLoopResult]: For program point L819(line 819) no Hoare annotation was computed. [2020-09-21 11:08:19,195 INFO L264 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:19,195 INFO L268 CegarLoopResult]: For program point L184-1(lines 165 189) no Hoare annotation was computed. [2020-09-21 11:08:19,195 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:19,195 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 165 189) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:19,195 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:19,195 INFO L268 CegarLoopResult]: For program point L173(lines 173 181) no Hoare annotation was computed. [2020-09-21 11:08:19,195 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 165 189) no Hoare annotation was computed. [2020-09-21 11:08:19,195 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:19,195 INFO L268 CegarLoopResult]: For program point L171-1(line 171) no Hoare annotation was computed. [2020-09-21 11:08:19,196 INFO L268 CegarLoopResult]: For program point L169(lines 169 186) no Hoare annotation was computed. [2020-09-21 11:08:19,196 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 324 338) no Hoare annotation was computed. [2020-09-21 11:08:19,196 INFO L264 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:19,196 INFO L268 CegarLoopResult]: For program point L328(lines 328 334) no Hoare annotation was computed. [2020-09-21 11:08:19,196 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 324 338) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:08:19,196 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 324 338) no Hoare annotation was computed. [2020-09-21 11:08:19,196 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 260 268) no Hoare annotation was computed. [2020-09-21 11:08:19,196 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 260 268) the Hoare annotation is: true [2020-09-21 11:08:19,197 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 260 268) no Hoare annotation was computed. [2020-09-21 11:08:19,197 INFO L268 CegarLoopResult]: For program point L314(lines 314 318) no Hoare annotation was computed. [2020-09-21 11:08:19,197 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 305 323) the Hoare annotation is: true [2020-09-21 11:08:19,197 INFO L271 CegarLoopResult]: At program point L312(line 312) the Hoare annotation is: true [2020-09-21 11:08:19,197 INFO L268 CegarLoopResult]: For program point L314-2(lines 314 318) no Hoare annotation was computed. [2020-09-21 11:08:19,197 INFO L268 CegarLoopResult]: For program point L312-1(line 312) no Hoare annotation was computed. [2020-09-21 11:08:19,197 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 305 323) no Hoare annotation was computed. [2020-09-21 11:08:19,197 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 305 323) no Hoare annotation was computed. [2020-09-21 11:08:19,198 INFO L268 CegarLoopResult]: For program point L288(lines 288 296) no Hoare annotation was computed. [2020-09-21 11:08:19,198 INFO L268 CegarLoopResult]: For program point L288-2(lines 288 296) no Hoare annotation was computed. [2020-09-21 11:08:19,198 INFO L268 CegarLoopResult]: For program point L276(lines 276 284) no Hoare annotation was computed. [2020-09-21 11:08:19,198 INFO L268 CegarLoopResult]: For program point L276-2(lines 276 284) no Hoare annotation was computed. [2020-09-21 11:08:19,198 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 269 304) no Hoare annotation was computed. [2020-09-21 11:08:19,198 INFO L268 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-09-21 11:08:19,198 INFO L268 CegarLoopResult]: For program point L299-1(line 299) no Hoare annotation was computed. [2020-09-21 11:08:19,198 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 269 304) no Hoare annotation was computed. [2020-09-21 11:08:19,199 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 269 304) no Hoare annotation was computed. [2020-09-21 11:08:19,199 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 354 360) no Hoare annotation was computed. [2020-09-21 11:08:19,199 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 354 360) the Hoare annotation is: true [2020-09-21 11:08:19,199 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 384 429) no Hoare annotation was computed. [2020-09-21 11:08:19,199 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 384 429) no Hoare annotation was computed. [2020-09-21 11:08:19,199 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 384 429) no Hoare annotation was computed. [2020-09-21 11:08:19,199 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 697 742) no Hoare annotation was computed. [2020-09-21 11:08:19,199 INFO L268 CegarLoopResult]: For program point L717(lines 717 724) no Hoare annotation was computed. [2020-09-21 11:08:19,200 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 697 742) no Hoare annotation was computed. [2020-09-21 11:08:19,200 INFO L268 CegarLoopResult]: For program point L711(lines 711 731) no Hoare annotation was computed. [2020-09-21 11:08:19,200 INFO L268 CegarLoopResult]: For program point L711-1(lines 711 731) no Hoare annotation was computed. [2020-09-21 11:08:19,200 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 697 742) no Hoare annotation was computed. [2020-09-21 11:08:19,200 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 845 855) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:19,200 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 845 855) no Hoare annotation was computed. [2020-09-21 11:08:19,200 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 845 855) no Hoare annotation was computed. [2020-09-21 11:08:19,201 INFO L264 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:19,201 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 249 259) the Hoare annotation is: true [2020-09-21 11:08:19,201 INFO L271 CegarLoopResult]: At program point L254(line 254) the Hoare annotation is: true [2020-09-21 11:08:19,201 INFO L268 CegarLoopResult]: For program point L254-1(line 254) no Hoare annotation was computed. [2020-09-21 11:08:19,201 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 249 259) no Hoare annotation was computed. [2020-09-21 11:08:19,201 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 249 259) no Hoare annotation was computed. [2020-09-21 11:08:19,201 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 241 248) the Hoare annotation is: true [2020-09-21 11:08:19,202 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 241 248) no Hoare annotation was computed. [2020-09-21 11:08:19,202 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 241 248) no Hoare annotation was computed. [2020-09-21 11:08:19,202 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 191 215) no Hoare annotation was computed. [2020-09-21 11:08:19,202 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 191 215) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:19,202 INFO L264 CegarLoopResult]: At program point L210(line 210) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:19,202 INFO L268 CegarLoopResult]: For program point L210-1(lines 191 215) no Hoare annotation was computed. [2020-09-21 11:08:19,202 INFO L264 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:19,202 INFO L264 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:19,202 INFO L268 CegarLoopResult]: For program point L199(lines 199 207) no Hoare annotation was computed. [2020-09-21 11:08:19,203 INFO L264 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:19,203 INFO L268 CegarLoopResult]: For program point L197-1(line 197) no Hoare annotation was computed. [2020-09-21 11:08:19,203 INFO L268 CegarLoopResult]: For program point L195(lines 195 212) no Hoare annotation was computed. [2020-09-21 11:08:19,203 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 157 163) no Hoare annotation was computed. [2020-09-21 11:08:19,203 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 157 163) the Hoare annotation is: true [2020-09-21 11:08:19,203 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:19,203 INFO L264 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:08:19,204 INFO L268 CegarLoopResult]: For program point L91(lines 91 97) no Hoare annotation was computed. [2020-09-21 11:08:19,204 INFO L264 CegarLoopResult]: At program point L91-1(lines 85 98) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:08:19,204 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-09-21 11:08:19,204 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-09-21 11:08:19,204 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-09-21 11:08:19,204 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:08:19,204 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-09-21 11:08:19,204 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-09-21 11:08:19,205 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:08:19,205 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:08:19,205 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-09-21 11:08:19,205 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-09-21 11:08:19,205 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-09-21 11:08:19,205 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:08:19,205 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-09-21 11:08:19,206 INFO L268 CegarLoopResult]: For program point L671(lines 671 678) no Hoare annotation was computed. [2020-09-21 11:08:19,206 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 651 696) no Hoare annotation was computed. [2020-09-21 11:08:19,206 INFO L268 CegarLoopResult]: For program point L665(lines 665 685) no Hoare annotation was computed. [2020-09-21 11:08:19,206 INFO L268 CegarLoopResult]: For program point L665-1(lines 665 685) no Hoare annotation was computed. [2020-09-21 11:08:19,206 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 651 696) no Hoare annotation was computed. [2020-09-21 11:08:19,206 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 651 696) no Hoare annotation was computed. [2020-09-21 11:08:19,206 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 216 223) no Hoare annotation was computed. [2020-09-21 11:08:19,206 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 216 223) no Hoare annotation was computed. [2020-09-21 11:08:19,206 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 216 223) no Hoare annotation was computed. [2020-09-21 11:08:19,206 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 960 968) no Hoare annotation was computed. [2020-09-21 11:08:19,207 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 960 968) the Hoare annotation is: true [2020-09-21 11:08:19,207 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 960 968) no Hoare annotation was computed. [2020-09-21 11:08:19,207 INFO L264 CegarLoopResult]: At program point L768(line 768) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 11:08:19,207 INFO L268 CegarLoopResult]: For program point L766(lines 766 772) no Hoare annotation was computed. [2020-09-21 11:08:19,207 INFO L268 CegarLoopResult]: For program point L765(lines 765 775) no Hoare annotation was computed. [2020-09-21 11:08:19,207 INFO L264 CegarLoopResult]: At program point L763(line 763) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-09-21 11:08:19,207 INFO L268 CegarLoopResult]: For program point L763-1(line 763) no Hoare annotation was computed. [2020-09-21 11:08:19,208 INFO L268 CegarLoopResult]: For program point L761(lines 761 778) no Hoare annotation was computed. [2020-09-21 11:08:19,208 INFO L268 CegarLoopResult]: For program point L761-1(lines 753 781) no Hoare annotation was computed. [2020-09-21 11:08:19,208 INFO L264 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:08:19,208 INFO L268 CegarLoopResult]: For program point L759-1(line 759) no Hoare annotation was computed. [2020-09-21 11:08:19,208 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 753 781) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:08:19,208 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 753 781) no Hoare annotation was computed. [2020-09-21 11:08:19,208 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 928 950) no Hoare annotation was computed. [2020-09-21 11:08:19,208 INFO L268 CegarLoopResult]: For program point L936(lines 936 944) no Hoare annotation was computed. [2020-09-21 11:08:19,208 INFO L268 CegarLoopResult]: For program point L936-2(lines 936 944) no Hoare annotation was computed. [2020-09-21 11:08:19,209 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 928 950) no Hoare annotation was computed. [2020-09-21 11:08:19,209 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 928 950) no Hoare annotation was computed. [2020-09-21 11:08:19,209 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 745 752) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:08:19,209 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 745 752) no Hoare annotation was computed. [2020-09-21 11:08:19,209 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 745 752) no Hoare annotation was computed. [2020-09-21 11:08:19,209 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 344 353) no Hoare annotation was computed. [2020-09-21 11:08:19,209 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 344 353) no Hoare annotation was computed. [2020-09-21 11:08:19,209 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 344 353) no Hoare annotation was computed. [2020-09-21 11:08:19,210 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 548 650) no Hoare annotation was computed. [2020-09-21 11:08:19,210 INFO L268 CegarLoopResult]: For program point L572(lines 572 576) no Hoare annotation was computed. [2020-09-21 11:08:19,210 INFO L268 CegarLoopResult]: For program point L636(lines 636 647) no Hoare annotation was computed. [2020-09-21 11:08:19,210 INFO L268 CegarLoopResult]: For program point L599(lines 599 603) no Hoare annotation was computed. [2020-09-21 11:08:19,210 INFO L268 CegarLoopResult]: For program point L597-2(lines 597 617) no Hoare annotation was computed. [2020-09-21 11:08:19,210 INFO L268 CegarLoopResult]: For program point L618(lines 596 619) no Hoare annotation was computed. [2020-09-21 11:08:19,210 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 548 650) no Hoare annotation was computed. [2020-09-21 11:08:19,210 INFO L268 CegarLoopResult]: For program point L577(lines 577 593) no Hoare annotation was computed. [2020-09-21 11:08:19,210 INFO L268 CegarLoopResult]: For program point L637(lines 637 644) no Hoare annotation was computed. [2020-09-21 11:08:19,211 INFO L268 CegarLoopResult]: For program point L598(lines 597 617) no Hoare annotation was computed. [2020-09-21 11:08:19,211 INFO L268 CegarLoopResult]: For program point L629(line 629) no Hoare annotation was computed. [2020-09-21 11:08:19,211 INFO L268 CegarLoopResult]: For program point L629-1(line 629) no Hoare annotation was computed. [2020-09-21 11:08:19,211 INFO L268 CegarLoopResult]: For program point L594(lines 594 635) no Hoare annotation was computed. [2020-09-21 11:08:19,211 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 548 650) no Hoare annotation was computed. [2020-09-21 11:08:19,211 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-09-21 11:08:19,211 INFO L268 CegarLoopResult]: For program point L613-1(line 613) no Hoare annotation was computed. [2020-09-21 11:08:19,211 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:08:19,212 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:08:19,212 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:08:19,212 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 224 240) no Hoare annotation was computed. [2020-09-21 11:08:19,212 INFO L268 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-09-21 11:08:19,212 INFO L268 CegarLoopResult]: For program point L235-1(lines 224 240) no Hoare annotation was computed. [2020-09-21 11:08:19,212 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 224 240) no Hoare annotation was computed. [2020-09-21 11:08:19,212 INFO L268 CegarLoopResult]: For program point L231(lines 231 237) no Hoare annotation was computed. [2020-09-21 11:08:19,213 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-09-21 11:08:19,213 INFO L268 CegarLoopResult]: For program point L229-1(line 229) no Hoare annotation was computed. [2020-09-21 11:08:19,213 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 951 959) no Hoare annotation was computed. [2020-09-21 11:08:19,213 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 951 959) no Hoare annotation was computed. [2020-09-21 11:08:19,213 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 951 959) no Hoare annotation was computed. [2020-09-21 11:08:19,213 INFO L268 CegarLoopResult]: For program point L911-1(lines 907 918) no Hoare annotation was computed. [2020-09-21 11:08:19,213 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 907 918) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:08:19,213 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 907 918) no Hoare annotation was computed. [2020-09-21 11:08:19,214 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:08:19,214 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:08:19,214 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:08:19,214 INFO L264 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:19,214 INFO L264 CegarLoopResult]: At program point L144(lines 144 150) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:19,214 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 133 156) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:08:19,214 INFO L264 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:08:19,215 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 133 156) no Hoare annotation was computed. [2020-09-21 11:08:19,215 INFO L268 CegarLoopResult]: For program point L137(lines 136 155) no Hoare annotation was computed. [2020-09-21 11:08:19,215 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 133 156) no Hoare annotation was computed. [2020-09-21 11:08:19,215 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 784 813) no Hoare annotation was computed. [2020-09-21 11:08:19,215 INFO L268 CegarLoopResult]: For program point L798(lines 798 802) no Hoare annotation was computed. [2020-09-21 11:08:19,215 INFO L271 CegarLoopResult]: At program point L798-1(lines 798 802) the Hoare annotation is: true [2020-09-21 11:08:19,215 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 784 813) the Hoare annotation is: true [2020-09-21 11:08:19,215 INFO L268 CegarLoopResult]: For program point L795(line 795) no Hoare annotation was computed. [2020-09-21 11:08:19,216 INFO L271 CegarLoopResult]: At program point L794-2(lines 794 808) the Hoare annotation is: true [2020-09-21 11:08:19,216 INFO L271 CegarLoopResult]: At program point L790(line 790) the Hoare annotation is: true [2020-09-21 11:08:19,216 INFO L268 CegarLoopResult]: For program point L790-1(line 790) no Hoare annotation was computed. [2020-09-21 11:08:19,216 INFO L271 CegarLoopResult]: At program point L809(lines 784 813) the Hoare annotation is: true [2020-09-21 11:08:19,216 INFO L268 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-09-21 11:08:19,216 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 919 927) the Hoare annotation is: true [2020-09-21 11:08:19,216 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 919 927) no Hoare annotation was computed. [2020-09-21 11:08:19,216 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 919 927) no Hoare annotation was computed. [2020-09-21 11:08:19,216 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 883 894) the Hoare annotation is: true [2020-09-21 11:08:19,217 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 883 894) no Hoare annotation was computed. [2020-09-21 11:08:19,217 INFO L268 CegarLoopResult]: For program point L887-1(lines 883 894) no Hoare annotation was computed. [2020-09-21 11:08:19,217 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 838 844) no Hoare annotation was computed. [2020-09-21 11:08:19,217 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 838 844) the Hoare annotation is: true [2020-09-21 11:08:19,217 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:08:19,217 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 11:08:19,217 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:08:19,217 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:08:19,218 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 895 906) no Hoare annotation was computed. [2020-09-21 11:08:19,218 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 895 906) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:08:19,218 INFO L268 CegarLoopResult]: For program point L899-1(lines 895 906) no Hoare annotation was computed. [2020-09-21 11:08:19,218 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 112 119) no Hoare annotation was computed. [2020-09-21 11:08:19,218 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 116) no Hoare annotation was computed. [2020-09-21 11:08:19,218 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 112 119) the Hoare annotation is: true [2020-09-21 11:08:19,218 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 112 119) no Hoare annotation was computed. [2020-09-21 11:08:19,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:08:19 BoogieIcfgContainer [2020-09-21 11:08:19,240 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:08:19,242 INFO L168 Benchmark]: Toolchain (without parser) took 50206.12 ms. Allocated memory was 137.9 MB in the beginning and 658.0 MB in the end (delta: 520.1 MB). Free memory was 100.5 MB in the beginning and 430.9 MB in the end (delta: -330.5 MB). Peak memory consumption was 544.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:19,243 INFO L168 Benchmark]: CDTParser took 0.88 ms. Allocated memory is still 137.9 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-21 11:08:19,244 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.19 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 99.8 MB in the beginning and 170.9 MB in the end (delta: -71.1 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:19,244 INFO L168 Benchmark]: Boogie Preprocessor took 94.60 ms. Allocated memory is still 201.3 MB. Free memory was 170.9 MB in the beginning and 166.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:19,245 INFO L168 Benchmark]: RCFGBuilder took 1197.96 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 166.7 MB in the beginning and 196.5 MB in the end (delta: -29.9 MB). Peak memory consumption was 88.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:19,246 INFO L168 Benchmark]: TraceAbstraction took 48144.11 ms. Allocated memory was 231.7 MB in the beginning and 658.0 MB in the end (delta: 426.2 MB). Free memory was 196.5 MB in the beginning and 430.9 MB in the end (delta: -234.4 MB). Peak memory consumption was 546.4 MB. Max. memory is 7.1 GB. [2020-09-21 11:08:19,249 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 ms. Allocated memory is still 137.9 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 759.19 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 99.8 MB in the beginning and 170.9 MB in the end (delta: -71.1 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.60 ms. Allocated memory is still 201.3 MB. Free memory was 170.9 MB in the beginning and 166.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1197.96 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 166.7 MB in the beginning and 196.5 MB in the end (delta: -29.9 MB). Peak memory consumption was 88.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 48144.11 ms. Allocated memory was 231.7 MB in the beginning and 658.0 MB in the end (delta: 426.2 MB). Free memory was 196.5 MB in the beginning and 430.9 MB in the end (delta: -234.4 MB). Peak memory consumption was 546.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 116]: 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: 54]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 242 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 12.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 30.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 541 SDtfs, 1022 SDslu, 458 SDs, 0 SdLazy, 1966 SolverSat, 763 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=371occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 233 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 555 PreInvPairs, 620 NumberOfFragments, 777 HoareAnnotationTreeSize, 555 FomulaSimplifications, 152727 FormulaSimplificationTreeSizeReduction, 22.1s HoareSimplificationTime, 61 FomulaSimplificationsInter, 14764 FormulaSimplificationTreeSizeReductionInter, 8.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 82406 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...