/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 enumeration-timeout=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --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_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 12:08:34,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:08:34,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:08:34,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:08:34,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:08:34,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:08:34,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:08:34,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:08:34,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:08:34,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:08:34,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:08:34,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:08:34,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:08:34,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:08:34,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:08:34,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:08:34,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:08:34,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:08:34,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:08:34,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:08:34,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:08:34,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:08:34,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:08:34,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:08:34,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 12:08:34,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 12:08:34,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 12:08:34,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 12:08:34,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 12:08:34,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 12:08:34,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 12:08:34,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 12:08:34,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 12:08:34,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 12:08:34,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 12:08:34,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 12:08:34,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 12:08:34,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 12:08:34,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 12:08:34,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 12:08:34,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 12:08:34,491 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 12:08:34,516 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:08:34,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:08:34,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:08:34,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:08:34,518 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:08:34,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:08:34,519 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 12:08:34,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:08:34,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 12:08:34,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:08:34,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:08:34,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:08:34,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:08:34,520 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 12:08:34,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:08:34,521 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:08:34,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:08:34,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:08:34,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:08:34,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:08:34,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:08:34,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:08:34,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:08:34,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:08:34,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:08:34,523 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:08:34,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:08:34,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:08:34,523 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:08:34,523 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;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-09-21 12:08:34,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:08:35,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:08:35,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:08:35,024 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:08:35,025 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:08:35,027 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c [2020-09-21 12:08:35,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/42b6c023a/3d8978f1a69f422b9155224d9ab3d7a8/FLAGeb69db792 [2020-09-21 12:08:35,725 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:08:35,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c [2020-09-21 12:08:35,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/42b6c023a/3d8978f1a69f422b9155224d9ab3d7a8/FLAGeb69db792 [2020-09-21 12:08:35,992 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/42b6c023a/3d8978f1a69f422b9155224d9ab3d7a8 [2020-09-21 12:08:36,004 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:08:36,010 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:08:36,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:08:36,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:08:36,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:08:36,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:08:35" (1/1) ... [2020-09-21 12:08:36,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cc9c326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:36, skipping insertion in model container [2020-09-21 12:08:36,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:08:35" (1/1) ... [2020-09-21 12:08:36,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:08:36,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:08:36,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:08:36,545 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 12:08:36,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:08:36,669 INFO L208 MainTranslator]: Completed translation [2020-09-21 12:08:36,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:36 WrapperNode [2020-09-21 12:08:36,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:08:36,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 12:08:36,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 12:08:36,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 12:08:36,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:36" (1/1) ... [2020-09-21 12:08:36,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:36" (1/1) ... [2020-09-21 12:08:36,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:36" (1/1) ... [2020-09-21 12:08:36,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:36" (1/1) ... [2020-09-21 12:08:36,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:36" (1/1) ... [2020-09-21 12:08:36,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:36" (1/1) ... [2020-09-21 12:08:36,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:36" (1/1) ... [2020-09-21 12:08:36,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 12:08:36,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 12:08:36,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 12:08:36,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 12:08:36,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:36" (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 12:08:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 12:08:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 12:08:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 12:08:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 12:08:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 12:08:36,848 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 12:08:36,848 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 12:08:36,848 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 12:08:36,848 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-21 12:08:36,848 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 12:08:36,849 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 12:08:36,849 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 12:08:36,849 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 12:08:36,849 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 12:08:36,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 12:08:36,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 12:08:36,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 12:08:36,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 12:08:36,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 12:08:36,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 12:08:36,851 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 12:08:36,851 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 12:08:36,851 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 12:08:36,851 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 12:08:36,851 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 12:08:36,851 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 12:08:36,852 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 12:08:36,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 12:08:36,852 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 12:08:36,852 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 12:08:36,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 12:08:36,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 12:08:36,853 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 12:08:36,853 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 12:08:36,853 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 12:08:36,853 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 12:08:36,853 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 12:08:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 12:08:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 12:08:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 12:08:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 12:08:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 12:08:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 12:08:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 12:08:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 12:08:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 12:08:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 12:08:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 12:08:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 12:08:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 12:08:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 12:08:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 12:08:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 12:08:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 12:08:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 12:08:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 12:08:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 12:08:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-21 12:08:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 12:08:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 12:08:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 12:08:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 12:08:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 12:08:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 12:08:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 12:08:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 12:08:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 12:08:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 12:08:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 12:08:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 12:08:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 12:08:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 12:08:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 12:08:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 12:08:36,859 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 12:08:36,859 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 12:08:36,859 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 12:08:36,859 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 12:08:36,859 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 12:08:36,860 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 12:08:36,860 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 12:08:36,860 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 12:08:36,860 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 12:08:36,860 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 12:08:36,860 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 12:08:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 12:08:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 12:08:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 12:08:37,989 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 12:08:37,989 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 12:08:37,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:08:37 BoogieIcfgContainer [2020-09-21 12:08:37,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 12:08:37,996 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 12:08:37,996 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 12:08:38,000 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 12:08:38,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 12:08:35" (1/3) ... [2020-09-21 12:08:38,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@506ec532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:08:38, skipping insertion in model container [2020-09-21 12:08:38,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:36" (2/3) ... [2020-09-21 12:08:38,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@506ec532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:08:38, skipping insertion in model container [2020-09-21 12:08:38,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:08:37" (3/3) ... [2020-09-21 12:08:38,004 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product13.cil.c [2020-09-21 12:08:38,015 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 12:08:38,026 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 12:08:38,045 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 12:08:38,074 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 12:08:38,075 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 12:08:38,075 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 12:08:38,075 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 12:08:38,075 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 12:08:38,075 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 12:08:38,076 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 12:08:38,076 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 12:08:38,101 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2020-09-21 12:08:38,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 12:08:38,112 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:08:38,113 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 12:08:38,114 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:08:38,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:08:38,122 INFO L82 PathProgramCache]: Analyzing trace with hash -1769963120, now seen corresponding path program 1 times [2020-09-21 12:08:38,132 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:08:38,133 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1335135304] [2020-09-21 12:08:38,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:08:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:38,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:38,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:39,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:39,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:39,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 12:08:39,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-21 12:08:39,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1001 [2020-09-21 12:08:39,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:39,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:39,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 12:08:39,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:39,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-21 12:08:39,991 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:08:39,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:08:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:40,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:40,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:40,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:40,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:40,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-09-21 12:08:40,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:40,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:40,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:40,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:40,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:40,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:08:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:40,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:40,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:40,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:40,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:40,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:40,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:40,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:40,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:40,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:40,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:40,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:08:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:40,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:40,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:40,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:40,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:40,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:40,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:40,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:40,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:40,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:40,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:40,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:08:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:40,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:40,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:40,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:40,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:40,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:08:40,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:40,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:40,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:40,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:40,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:40,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:08:40,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:40,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:40,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:40,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:40,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:40,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:40,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:40,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:40,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:40,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:40,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:40,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:08:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:40,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:40,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:40,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:40,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:40,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:40,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:40,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:40,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:40,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:40,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:40,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 12:08:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:40,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:40,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:40,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:40,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:40,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:40,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:40,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:40,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:40,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:40,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:40,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 12:08:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:40,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:40,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:40,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:40,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:40,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:40,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:40,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:40,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:40,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:40,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:40,165 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 12:08:40,166 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1335135304] [2020-09-21 12:08:40,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:08:40,169 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 12:08:40,170 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111109801] [2020-09-21 12:08:40,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 12:08:40,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:08:40,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 12:08:40,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:08:40,197 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 4 states. [2020-09-21 12:08:41,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:08:41,134 INFO L93 Difference]: Finished difference Result 236 states and 314 transitions. [2020-09-21 12:08:41,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 12:08:41,136 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 12:08:41,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:08:41,154 INFO L225 Difference]: With dead ends: 236 [2020-09-21 12:08:41,154 INFO L226 Difference]: Without dead ends: 133 [2020-09-21 12:08:41,160 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:08:41,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-09-21 12:08:41,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 104. [2020-09-21 12:08:41,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-09-21 12:08:41,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 122 transitions. [2020-09-21 12:08:41,273 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 122 transitions. Word has length 51 [2020-09-21 12:08:41,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:08:41,274 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 122 transitions. [2020-09-21 12:08:41,274 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 12:08:41,274 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 122 transitions. [2020-09-21 12:08:41,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 12:08:41,277 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:08:41,278 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 12:08:41,278 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 12:08:41,278 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:08:41,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:08:41,279 INFO L82 PathProgramCache]: Analyzing trace with hash -196862469, now seen corresponding path program 1 times [2020-09-21 12:08:41,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:08:41,280 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1313751206] [2020-09-21 12:08:41,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:08:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:41,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:41,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:41,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 12:08:42,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-21 12:08:42,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1028 [2020-09-21 12:08:42,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:42,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 12:08:42,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 12:08:42,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:42,809 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:08:42,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:08:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:42,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-09-21 12:08:42,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:42,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:42,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:42,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:42,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:08:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:42,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:42,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:42,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:42,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:42,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:42,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:08:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:42,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:42,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:42,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:42,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:42,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:42,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:08:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:42,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:42,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:42,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:42,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:42,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:42,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:08:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:42,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:42,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:42,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:42,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:42,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:42,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:08:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:42,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:42,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:42,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:42,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:42,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:42,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 12:08:42,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:42,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:42,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:42,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:42,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:42,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:42,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 12:08:42,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:42,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:08:42,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:42,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:42,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:42,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:43,007 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 12:08:43,008 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1313751206] [2020-09-21 12:08:43,009 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:08:43,009 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 12:08:43,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388582426] [2020-09-21 12:08:43,013 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 12:08:43,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:08:43,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 12:08:43,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 12:08:43,014 INFO L87 Difference]: Start difference. First operand 104 states and 122 transitions. Second operand 5 states. [2020-09-21 12:08:43,575 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:08:44,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:08:44,167 INFO L93 Difference]: Finished difference Result 181 states and 225 transitions. [2020-09-21 12:08:44,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 12:08:44,168 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 12:08:44,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:08:44,171 INFO L225 Difference]: With dead ends: 181 [2020-09-21 12:08:44,171 INFO L226 Difference]: Without dead ends: 123 [2020-09-21 12:08:44,173 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 12:08:44,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-09-21 12:08:44,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2020-09-21 12:08:44,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-09-21 12:08:44,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2020-09-21 12:08:44,207 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 52 [2020-09-21 12:08:44,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:08:44,208 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2020-09-21 12:08:44,208 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 12:08:44,208 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2020-09-21 12:08:44,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-09-21 12:08:44,210 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:08:44,210 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 12:08:44,211 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 12:08:44,211 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:08:44,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:08:44,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1769510197, now seen corresponding path program 1 times [2020-09-21 12:08:44,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:08:44,212 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1616176879] [2020-09-21 12:08:44,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:08:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:44,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:44,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:45,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:45,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-09-21 12:08:45,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:08:45,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1035 [2020-09-21 12:08:45,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:45,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:45,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:45,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-09-21 12:08:45,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:45,586 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:08:45,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:08:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:45,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:45,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:45,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:45,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:45,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-09-21 12:08:45,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:45,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:45,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:45,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 12:08:45,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:45,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:08:45,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:45,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:45,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:45,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:45,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:45,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:45,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:45,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:45,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:45,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:08:45,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:45,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:08:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:45,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:45,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:45,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:45,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:45,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:45,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:08:45,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:45,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:08:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:45,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:45,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:45,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:45,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:45,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:08:45,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:45,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:45,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:45,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:08:45,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:45,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:08:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:45,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:45,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:45,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:45,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:45,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:45,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:45,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:45,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:45,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:08:45,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:45,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:08:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:45,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:45,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:45,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:45,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:45,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:45,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:45,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:45,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:45,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:08:45,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:45,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 12:08:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:45,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:45,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:45,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:45,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:45,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:45,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:45,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:45,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:45,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:45,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:45,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 12:08:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:45,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:45,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:45,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:45,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:45,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:45,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:45,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:45,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:45,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:45,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:45,799 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 12:08:45,799 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1616176879] [2020-09-21 12:08:45,799 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:08:45,800 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 12:08:45,800 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802090917] [2020-09-21 12:08:45,801 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 12:08:45,801 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:08:45,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 12:08:45,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 12:08:45,802 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 5 states. [2020-09-21 12:08:46,179 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:08:46,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:08:46,901 INFO L93 Difference]: Finished difference Result 190 states and 240 transitions. [2020-09-21 12:08:46,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 12:08:46,901 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-09-21 12:08:46,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:08:46,904 INFO L225 Difference]: With dead ends: 190 [2020-09-21 12:08:46,906 INFO L226 Difference]: Without dead ends: 123 [2020-09-21 12:08:46,907 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 12:08:46,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-09-21 12:08:46,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2020-09-21 12:08:46,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-09-21 12:08:46,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2020-09-21 12:08:46,957 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 56 [2020-09-21 12:08:46,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:08:46,958 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2020-09-21 12:08:46,958 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 12:08:46,959 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2020-09-21 12:08:46,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 12:08:46,965 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:08:46,966 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:08:46,966 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 12:08:46,966 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:08:46,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:08:46,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1543424388, now seen corresponding path program 1 times [2020-09-21 12:08:46,967 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:08:46,967 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1746334532] [2020-09-21 12:08:46,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:08:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:47,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:47,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:47,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:48,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:48,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-09-21 12:08:48,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-21 12:08:48,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1003 [2020-09-21 12:08:48,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:48,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 12:08:48,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-09-21 12:08:48,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-09-21 12:08:48,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:48,335 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:08:48,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:08:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:48,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:48,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:48,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:48,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:48,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-09-21 12:08:48,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:48,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:48,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:48,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:48,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:48,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:08:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:48,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:48,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:48,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:48,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:48,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 12:08:48,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:48,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:48,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:48,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:48,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:48,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:08:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:48,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:48,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:48,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:48,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:48,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 12:08:48,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:48,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:48,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:48,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:48,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:48,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:08:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:48,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:48,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:48,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:48,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:48,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:48,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:48,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:48,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:48,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:48,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:48,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:08:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:48,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:48,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:48,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:48,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:48,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 12:08:48,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:48,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:48,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:48,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:48,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:48,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:08:48,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:48,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:48,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:48,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:48,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:48,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:48,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:48,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:48,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:48,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:48,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:48,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-21 12:08:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:48,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:48,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:48,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:08:48,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:48,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:08:48,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:48,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:48,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:48,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 12:08:48,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:48,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 12:08:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:48,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:48,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:48,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:48,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:48,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:48,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:48,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:48,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:48,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:08:48,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:48,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 12:08:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:48,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:48,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:48,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:48,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:48,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:08:48,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:48,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:48,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:48,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:08:48,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:48,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 12:08:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:48,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:48,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:48,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:48,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:48,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:08:48,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:48,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:08:48,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:48,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:08:48,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:48,551 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 12:08:48,552 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1746334532] [2020-09-21 12:08:48,553 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:08:48,553 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 12:08:48,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971167970] [2020-09-21 12:08:48,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 12:08:48,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:08:48,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 12:08:48,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 12:08:48,556 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 9 states. [2020-09-21 12:08:48,981 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:08:49,816 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:50,151 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:50,479 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-21 12:08:50,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:08:50,660 INFO L93 Difference]: Finished difference Result 164 states and 206 transitions. [2020-09-21 12:08:50,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-21 12:08:50,660 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-09-21 12:08:50,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:08:50,661 INFO L225 Difference]: With dead ends: 164 [2020-09-21 12:08:50,661 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 12:08:50,663 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2020-09-21 12:08:50,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 12:08:50,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 12:08:50,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 12:08:50,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 12:08:50,664 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-09-21 12:08:50,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:08:50,664 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 12:08:50,664 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 12:08:50,664 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 12:08:50,668 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 12:08:50,668 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 12:08:50,670 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 12:08:50,910 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:51,079 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:51,246 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:51,414 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:51,572 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 12 [2020-09-21 12:08:51,726 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:08:51,890 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:52,053 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:52,234 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:52,392 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:52,669 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 191 [2020-09-21 12:08:52,958 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 191 [2020-09-21 12:08:53,245 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 191 [2020-09-21 12:08:53,405 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:53,560 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:53,712 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:53,870 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:54,024 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:54,177 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:54,330 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:54,579 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 13 [2020-09-21 12:08:54,733 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:54,885 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:55,050 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:55,209 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:55,349 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 12 [2020-09-21 12:08:55,592 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 13 [2020-09-21 12:08:55,747 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:55,902 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:56,054 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:56,216 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:56,376 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:56,539 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:56,807 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 191 [2020-09-21 12:08:57,076 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 191 [2020-09-21 12:08:57,345 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 191 [2020-09-21 12:08:57,500 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:57,661 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:57,820 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:57,976 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:08:58,168 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-09-21 12:08:58,424 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-09-21 12:08:58,651 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-09-21 12:08:58,957 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:08:59,176 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 18 [2020-09-21 12:08:59,412 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 18 [2020-09-21 12:08:59,628 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2020-09-21 12:08:59,868 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-09-21 12:09:00,103 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-09-21 12:09:00,331 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2020-09-21 12:09:00,535 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-09-21 12:09:00,751 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-09-21 12:09:01,010 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2020-09-21 12:09:01,223 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-09-21 12:09:01,442 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-09-21 12:09:01,673 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-09-21 12:09:01,897 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 18 [2020-09-21 12:09:02,116 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2020-09-21 12:09:02,321 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2020-09-21 12:09:02,527 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2020-09-21 12:09:02,537 INFO L268 CegarLoopResult]: For program point L353-2(lines 353 374) no Hoare annotation was computed. [2020-09-21 12:09:02,537 INFO L268 CegarLoopResult]: For program point L375(lines 352 376) no Hoare annotation was computed. [2020-09-21 12:09:02,538 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 328 383) no Hoare annotation was computed. [2020-09-21 12:09:02,538 INFO L268 CegarLoopResult]: For program point L359(lines 359 363) no Hoare annotation was computed. [2020-09-21 12:09:02,538 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 328 383) no Hoare annotation was computed. [2020-09-21 12:09:02,538 INFO L268 CegarLoopResult]: For program point L359-1(lines 359 363) no Hoare annotation was computed. [2020-09-21 12:09:02,538 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 328 383) no Hoare annotation was computed. [2020-09-21 12:09:02,538 INFO L268 CegarLoopResult]: For program point L354(line 354) no Hoare annotation was computed. [2020-09-21 12:09:02,539 INFO L268 CegarLoopResult]: For program point L416(lines 416 420) no Hoare annotation was computed. [2020-09-21 12:09:02,539 INFO L268 CegarLoopResult]: For program point L416-1(lines 416 420) no Hoare annotation was computed. [2020-09-21 12:09:02,539 INFO L268 CegarLoopResult]: For program point L411(line 411) no Hoare annotation was computed. [2020-09-21 12:09:02,539 INFO L268 CegarLoopResult]: For program point L410-2(lines 410 435) no Hoare annotation was computed. [2020-09-21 12:09:02,539 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 384 443) no Hoare annotation was computed. [2020-09-21 12:09:02,539 INFO L268 CegarLoopResult]: For program point L436(lines 409 437) no Hoare annotation was computed. [2020-09-21 12:09:02,540 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 384 443) no Hoare annotation was computed. [2020-09-21 12:09:02,540 INFO L268 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-09-21 12:09:02,540 INFO L268 CegarLoopResult]: For program point L429-1(line 429) no Hoare annotation was computed. [2020-09-21 12:09:02,540 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 384 443) no Hoare annotation was computed. [2020-09-21 12:09:02,541 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 663 669) the Hoare annotation is: true [2020-09-21 12:09:02,541 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 663 669) no Hoare annotation was computed. [2020-09-21 12:09:02,541 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 670 678) no Hoare annotation was computed. [2020-09-21 12:09:02,541 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 670 678) the Hoare annotation is: true [2020-09-21 12:09:02,541 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 670 678) no Hoare annotation was computed. [2020-09-21 12:09:02,541 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 873 895) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,542 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 873 895) no Hoare annotation was computed. [2020-09-21 12:09:02,542 INFO L264 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,542 INFO L264 CegarLoopResult]: At program point L885-1(line 885) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,542 INFO L268 CegarLoopResult]: For program point L883(lines 883 890) no Hoare annotation was computed. [2020-09-21 12:09:02,542 INFO L268 CegarLoopResult]: For program point L883-1(lines 883 890) no Hoare annotation was computed. [2020-09-21 12:09:02,542 INFO L268 CegarLoopResult]: For program point L881(line 881) no Hoare annotation was computed. [2020-09-21 12:09:02,542 INFO L264 CegarLoopResult]: At program point L880(line 880) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,543 INFO L264 CegarLoopResult]: At program point L879(line 879) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,543 INFO L264 CegarLoopResult]: At program point L879-1(line 879) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,543 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 873 895) no Hoare annotation was computed. [2020-09-21 12:09:02,543 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 831 854) no Hoare annotation was computed. [2020-09-21 12:09:02,543 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 831 854) no Hoare annotation was computed. [2020-09-21 12:09:02,544 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 831 854) no Hoare annotation was computed. [2020-09-21 12:09:02,544 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-09-21 12:09:02,544 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-09-21 12:09:02,544 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-09-21 12:09:02,544 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-09-21 12:09:02,544 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-09-21 12:09:02,544 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-09-21 12:09:02,545 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-09-21 12:09:02,545 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-09-21 12:09:02,545 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-09-21 12:09:02,545 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-09-21 12:09:02,545 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-09-21 12:09:02,545 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-09-21 12:09:02,545 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-09-21 12:09:02,545 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-09-21 12:09:02,546 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 153 159) no Hoare annotation was computed. [2020-09-21 12:09:02,546 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 153 159) the Hoare annotation is: true [2020-09-21 12:09:02,546 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 186 193) no Hoare annotation was computed. [2020-09-21 12:09:02,546 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 186 193) no Hoare annotation was computed. [2020-09-21 12:09:02,546 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 186 193) no Hoare annotation was computed. [2020-09-21 12:09:02,546 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 230 238) no Hoare annotation was computed. [2020-09-21 12:09:02,546 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 230 238) the Hoare annotation is: true [2020-09-21 12:09:02,546 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 230 238) no Hoare annotation was computed. [2020-09-21 12:09:02,547 INFO L268 CegarLoopResult]: For program point L258-2(lines 258 266) no Hoare annotation was computed. [2020-09-21 12:09:02,547 INFO L268 CegarLoopResult]: For program point L246(lines 246 254) no Hoare annotation was computed. [2020-09-21 12:09:02,547 INFO L268 CegarLoopResult]: For program point L246-2(lines 246 254) no Hoare annotation was computed. [2020-09-21 12:09:02,547 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 239 274) no Hoare annotation was computed. [2020-09-21 12:09:02,547 INFO L268 CegarLoopResult]: For program point L269(line 269) no Hoare annotation was computed. [2020-09-21 12:09:02,547 INFO L268 CegarLoopResult]: For program point L269-1(line 269) no Hoare annotation was computed. [2020-09-21 12:09:02,547 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 239 274) no Hoare annotation was computed. [2020-09-21 12:09:02,548 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 239 274) no Hoare annotation was computed. [2020-09-21 12:09:02,548 INFO L268 CegarLoopResult]: For program point L258(lines 258 266) no Hoare annotation was computed. [2020-09-21 12:09:02,548 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 656 662) no Hoare annotation was computed. [2020-09-21 12:09:02,548 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 656 662) the Hoare annotation is: true [2020-09-21 12:09:02,548 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 282 327) no Hoare annotation was computed. [2020-09-21 12:09:02,548 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 282 327) no Hoare annotation was computed. [2020-09-21 12:09:02,548 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 282 327) no Hoare annotation was computed. [2020-09-21 12:09:02,548 INFO L268 CegarLoopResult]: For program point L609(lines 609 629) no Hoare annotation was computed. [2020-09-21 12:09:02,549 INFO L268 CegarLoopResult]: For program point L609-1(lines 609 629) no Hoare annotation was computed. [2020-09-21 12:09:02,549 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 595 640) no Hoare annotation was computed. [2020-09-21 12:09:02,549 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 595 640) no Hoare annotation was computed. [2020-09-21 12:09:02,549 INFO L268 CegarLoopResult]: For program point L615(lines 615 622) no Hoare annotation was computed. [2020-09-21 12:09:02,549 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 595 640) no Hoare annotation was computed. [2020-09-21 12:09:02,549 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 862 872) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,549 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 862 872) no Hoare annotation was computed. [2020-09-21 12:09:02,549 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 862 872) no Hoare annotation was computed. [2020-09-21 12:09:02,550 INFO L264 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:09:02,550 INFO L271 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: true [2020-09-21 12:09:02,550 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 219 229) the Hoare annotation is: true [2020-09-21 12:09:02,550 INFO L268 CegarLoopResult]: For program point L224-1(line 224) no Hoare annotation was computed. [2020-09-21 12:09:02,550 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 219 229) no Hoare annotation was computed. [2020-09-21 12:09:02,550 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 219 229) no Hoare annotation was computed. [2020-09-21 12:09:02,550 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 211 218) the Hoare annotation is: true [2020-09-21 12:09:02,551 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 211 218) no Hoare annotation was computed. [2020-09-21 12:09:02,551 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 211 218) no Hoare annotation was computed. [2020-09-21 12:09:02,551 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 161 185) no Hoare annotation was computed. [2020-09-21 12:09:02,551 INFO L264 CegarLoopResult]: At program point L180(line 180) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,551 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 161 185) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,551 INFO L268 CegarLoopResult]: For program point L180-1(lines 161 185) no Hoare annotation was computed. [2020-09-21 12:09:02,552 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,552 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,552 INFO L268 CegarLoopResult]: For program point L169(lines 169 177) no Hoare annotation was computed. [2020-09-21 12:09:02,552 INFO L264 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,552 INFO L268 CegarLoopResult]: For program point L167-1(line 167) no Hoare annotation was computed. [2020-09-21 12:09:02,552 INFO L268 CegarLoopResult]: For program point L165(lines 165 182) no Hoare annotation was computed. [2020-09-21 12:09:02,553 INFO L264 CegarLoopResult]: At program point L97(lines 54 99) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:09:02,553 INFO L268 CegarLoopResult]: For program point L64(lines 64 70) no Hoare annotation was computed. [2020-09-21 12:09:02,553 INFO L264 CegarLoopResult]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,553 INFO L268 CegarLoopResult]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2020-09-21 12:09:02,553 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-09-21 12:09:02,553 INFO L268 CegarLoopResult]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2020-09-21 12:09:02,554 INFO L264 CegarLoopResult]: At program point L100(lines 53 101) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,554 INFO L268 CegarLoopResult]: For program point L90(lines 90 94) no Hoare annotation was computed. [2020-09-21 12:09:02,554 INFO L264 CegarLoopResult]: At program point L90-2(lines 84 95) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:09:02,554 INFO L268 CegarLoopResult]: For program point L55(lines 54 99) no Hoare annotation was computed. [2020-09-21 12:09:02,554 INFO L268 CegarLoopResult]: For program point L84(lines 84 95) no Hoare annotation was computed. [2020-09-21 12:09:02,554 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:09:02,554 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-09-21 12:09:02,555 INFO L268 CegarLoopResult]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2020-09-21 12:09:02,555 INFO L268 CegarLoopResult]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2020-09-21 12:09:02,555 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:09:02,555 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 549 594) no Hoare annotation was computed. [2020-09-21 12:09:02,555 INFO L268 CegarLoopResult]: For program point L569(lines 569 576) no Hoare annotation was computed. [2020-09-21 12:09:02,555 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 549 594) no Hoare annotation was computed. [2020-09-21 12:09:02,555 INFO L268 CegarLoopResult]: For program point L563(lines 563 583) no Hoare annotation was computed. [2020-09-21 12:09:02,555 INFO L268 CegarLoopResult]: For program point L563-1(lines 563 583) no Hoare annotation was computed. [2020-09-21 12:09:02,556 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 549 594) no Hoare annotation was computed. [2020-09-21 12:09:02,556 INFO L264 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0))) [2020-09-21 12:09:02,556 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 770 798) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 12:09:02,556 INFO L268 CegarLoopResult]: For program point L783(lines 783 789) no Hoare annotation was computed. [2020-09-21 12:09:02,556 INFO L268 CegarLoopResult]: For program point L782(lines 782 792) no Hoare annotation was computed. [2020-09-21 12:09:02,556 INFO L264 CegarLoopResult]: At program point L780(line 780) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 12:09:02,556 INFO L268 CegarLoopResult]: For program point L780-1(line 780) no Hoare annotation was computed. [2020-09-21 12:09:02,557 INFO L268 CegarLoopResult]: For program point L778(lines 778 795) no Hoare annotation was computed. [2020-09-21 12:09:02,557 INFO L268 CegarLoopResult]: For program point L778-1(lines 770 798) no Hoare annotation was computed. [2020-09-21 12:09:02,557 INFO L264 CegarLoopResult]: At program point L776(line 776) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 12:09:02,557 INFO L268 CegarLoopResult]: For program point L776-1(line 776) no Hoare annotation was computed. [2020-09-21 12:09:02,557 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 770 798) no Hoare annotation was computed. [2020-09-21 12:09:02,557 INFO L268 CegarLoopResult]: For program point L736(lines 736 744) no Hoare annotation was computed. [2020-09-21 12:09:02,557 INFO L268 CegarLoopResult]: For program point L736-2(lines 736 744) no Hoare annotation was computed. [2020-09-21 12:09:02,558 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 728 750) no Hoare annotation was computed. [2020-09-21 12:09:02,558 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 728 750) no Hoare annotation was computed. [2020-09-21 12:09:02,558 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 728 750) no Hoare annotation was computed. [2020-09-21 12:09:02,558 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 762 769) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 12:09:02,558 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 762 769) no Hoare annotation was computed. [2020-09-21 12:09:02,558 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 762 769) no Hoare annotation was computed. [2020-09-21 12:09:02,558 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 446 548) no Hoare annotation was computed. [2020-09-21 12:09:02,559 INFO L268 CegarLoopResult]: For program point L475(lines 475 491) no Hoare annotation was computed. [2020-09-21 12:09:02,559 INFO L268 CegarLoopResult]: For program point L535(lines 535 542) no Hoare annotation was computed. [2020-09-21 12:09:02,559 INFO L268 CegarLoopResult]: For program point L496(lines 495 515) no Hoare annotation was computed. [2020-09-21 12:09:02,559 INFO L268 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-09-21 12:09:02,559 INFO L268 CegarLoopResult]: For program point L527-1(line 527) no Hoare annotation was computed. [2020-09-21 12:09:02,559 INFO L268 CegarLoopResult]: For program point L492(lines 492 533) no Hoare annotation was computed. [2020-09-21 12:09:02,559 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 446 548) no Hoare annotation was computed. [2020-09-21 12:09:02,560 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-09-21 12:09:02,560 INFO L268 CegarLoopResult]: For program point L511-1(line 511) no Hoare annotation was computed. [2020-09-21 12:09:02,560 INFO L268 CegarLoopResult]: For program point L470(lines 470 474) no Hoare annotation was computed. [2020-09-21 12:09:02,560 INFO L268 CegarLoopResult]: For program point L534(lines 534 545) no Hoare annotation was computed. [2020-09-21 12:09:02,560 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 446 548) no Hoare annotation was computed. [2020-09-21 12:09:02,560 INFO L268 CegarLoopResult]: For program point L497(lines 497 501) no Hoare annotation was computed. [2020-09-21 12:09:02,560 INFO L268 CegarLoopResult]: For program point L495-2(lines 495 515) no Hoare annotation was computed. [2020-09-21 12:09:02,560 INFO L268 CegarLoopResult]: For program point L516(lines 494 517) no Hoare annotation was computed. [2020-09-21 12:09:02,561 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 646 655) no Hoare annotation was computed. [2020-09-21 12:09:02,561 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 646 655) no Hoare annotation was computed. [2020-09-21 12:09:02,561 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 646 655) no Hoare annotation was computed. [2020-09-21 12:09:02,561 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:09:02,561 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 12:09:02,562 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:09:02,562 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-09-21 12:09:02,562 INFO L268 CegarLoopResult]: For program point L205-1(lines 194 210) no Hoare annotation was computed. [2020-09-21 12:09:02,562 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 194 210) no Hoare annotation was computed. [2020-09-21 12:09:02,562 INFO L268 CegarLoopResult]: For program point L201(lines 201 207) no Hoare annotation was computed. [2020-09-21 12:09:02,562 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 194 210) no Hoare annotation was computed. [2020-09-21 12:09:02,562 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-09-21 12:09:02,562 INFO L268 CegarLoopResult]: For program point L199-1(line 199) no Hoare annotation was computed. [2020-09-21 12:09:02,563 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 751 759) no Hoare annotation was computed. [2020-09-21 12:09:02,563 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 751 759) no Hoare annotation was computed. [2020-09-21 12:09:02,563 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 751 759) no Hoare annotation was computed. [2020-09-21 12:09:02,563 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 707 718) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 12:09:02,563 INFO L268 CegarLoopResult]: For program point L711-1(lines 707 718) no Hoare annotation was computed. [2020-09-21 12:09:02,563 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 707 718) no Hoare annotation was computed. [2020-09-21 12:09:02,563 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:09:02,563 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 12:09:02,564 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:09:02,564 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 129 152) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,564 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,564 INFO L264 CegarLoopResult]: At program point L140(lines 140 146) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,564 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 129 152) no Hoare annotation was computed. [2020-09-21 12:09:02,564 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:09:02,564 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 129 152) no Hoare annotation was computed. [2020-09-21 12:09:02,565 INFO L268 CegarLoopResult]: For program point L133(lines 132 151) no Hoare annotation was computed. [2020-09-21 12:09:02,565 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 801 830) no Hoare annotation was computed. [2020-09-21 12:09:02,565 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 801 830) the Hoare annotation is: true [2020-09-21 12:09:02,565 INFO L271 CegarLoopResult]: At program point L826(lines 801 830) the Hoare annotation is: true [2020-09-21 12:09:02,565 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-09-21 12:09:02,565 INFO L268 CegarLoopResult]: For program point L815(lines 815 819) no Hoare annotation was computed. [2020-09-21 12:09:02,565 INFO L271 CegarLoopResult]: At program point L815-1(lines 815 819) the Hoare annotation is: true [2020-09-21 12:09:02,565 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-09-21 12:09:02,566 INFO L271 CegarLoopResult]: At program point L811-2(lines 811 825) the Hoare annotation is: true [2020-09-21 12:09:02,566 INFO L271 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: true [2020-09-21 12:09:02,566 INFO L268 CegarLoopResult]: For program point L807-1(line 807) no Hoare annotation was computed. [2020-09-21 12:09:02,566 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 719 727) the Hoare annotation is: true [2020-09-21 12:09:02,566 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 719 727) no Hoare annotation was computed. [2020-09-21 12:09:02,566 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 719 727) no Hoare annotation was computed. [2020-09-21 12:09:02,566 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 683 694) the Hoare annotation is: true [2020-09-21 12:09:02,566 INFO L268 CegarLoopResult]: For program point L687-1(lines 683 694) no Hoare annotation was computed. [2020-09-21 12:09:02,566 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 683 694) no Hoare annotation was computed. [2020-09-21 12:09:02,567 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 855 861) no Hoare annotation was computed. [2020-09-21 12:09:02,567 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 855 861) the Hoare annotation is: true [2020-09-21 12:09:02,567 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:09:02,567 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-21 12:09:02,567 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 12:09:02,567 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:09:02,567 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 695 706) no Hoare annotation was computed. [2020-09-21 12:09:02,567 INFO L268 CegarLoopResult]: For program point L699-1(lines 695 706) no Hoare annotation was computed. [2020-09-21 12:09:02,568 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 695 706) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 12:09:02,568 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 109 116) no Hoare annotation was computed. [2020-09-21 12:09:02,568 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2020-09-21 12:09:02,568 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 109 116) the Hoare annotation is: true [2020-09-21 12:09:02,568 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 109 116) no Hoare annotation was computed. [2020-09-21 12:09:02,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 12:09:02 BoogieIcfgContainer [2020-09-21 12:09:02,587 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 12:09:02,589 INFO L168 Benchmark]: Toolchain (without parser) took 26582.61 ms. Allocated memory was 140.0 MB in the beginning and 545.3 MB in the end (delta: 405.3 MB). Free memory was 102.6 MB in the beginning and 252.4 MB in the end (delta: -149.7 MB). Peak memory consumption was 382.3 MB. Max. memory is 7.1 GB. [2020-09-21 12:09:02,589 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 12:09:02,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.05 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 101.9 MB in the beginning and 170.6 MB in the end (delta: -68.7 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2020-09-21 12:09:02,591 INFO L168 Benchmark]: Boogie Preprocessor took 88.11 ms. Allocated memory is still 202.9 MB. Free memory was 170.6 MB in the beginning and 166.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-09-21 12:09:02,592 INFO L168 Benchmark]: RCFGBuilder took 1234.89 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 166.5 MB in the beginning and 200.1 MB in the end (delta: -33.7 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2020-09-21 12:09:02,593 INFO L168 Benchmark]: TraceAbstraction took 24590.62 ms. Allocated memory was 236.5 MB in the beginning and 545.3 MB in the end (delta: 308.8 MB). Free memory was 198.7 MB in the beginning and 252.4 MB in the end (delta: -53.7 MB). Peak memory consumption was 381.9 MB. Max. memory is 7.1 GB. [2020-09-21 12:09:02,596 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 660.05 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 101.9 MB in the beginning and 170.6 MB in the end (delta: -68.7 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.11 ms. Allocated memory is still 202.9 MB. Free memory was 170.6 MB in the beginning and 166.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1234.89 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 166.5 MB in the beginning and 200.1 MB in the end (delta: -33.7 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24590.62 ms. Allocated memory was 236.5 MB in the beginning and 545.3 MB in the end (delta: 308.8 MB). Free memory was 198.7 MB in the beginning and 252.4 MB in the end (delta: -53.7 MB). Peak memory consumption was 381.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 113]: 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: (!(1 <= systemActive) || !(\old(pumpRunning) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: !(1 <= systemActive) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 216 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 327 SDtfs, 444 SDslu, 177 SDs, 0 SdLazy, 682 SolverSat, 291 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 85 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 171 PreInvPairs, 188 NumberOfFragments, 671 HoareAnnotationTreeSize, 171 FomulaSimplifications, 15980 FormulaSimplificationTreeSizeReduction, 7.3s HoareSimplificationTime, 50 FomulaSimplificationsInter, 4947 FormulaSimplificationTreeSizeReductionInter, 4.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.4s InterpolantComputationTime, 223 NumberOfCodeBlocks, 223 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 219 ConstructedInterpolants, 0 QuantifiedInterpolants, 58363 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...