/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:06:51,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:06:51,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:06:51,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:06:51,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:06:51,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:06:51,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:06:51,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:06:51,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:06:51,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:06:51,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:06:51,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:06:51,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:06:51,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:06:51,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:06:51,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:06:51,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:06:51,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:06:51,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:06:51,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:06:51,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:06:51,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:06:51,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:06:51,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:06:51,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:06:51,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:06:51,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:06:51,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:06:51,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:06:51,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:06:51,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:06:51,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:06:51,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:06:51,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:06:51,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:06:51,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:06:51,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:06:51,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:06:51,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:06:51,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:06:51,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:06:51,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-21 11:06:51,309 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:06:51,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:06:51,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:06:51,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:06:51,312 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:06:51,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:06:51,313 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:06:51,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:06:51,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:06:51,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:06:51,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:06:51,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:06:51,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:06:51,316 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:06:51,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:06:51,316 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:06:51,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:06:51,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:06:51,316 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:06:51,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:06:51,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:06:51,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:06:51,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:06:51,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:06:51,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:06:51,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:06:51,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:06:51,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:06:51,318 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:06:51,319 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:06:51,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:06:51,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:06:51,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:06:51,770 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:06:51,771 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:06:51,772 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c [2020-09-21 11:06:51,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/321503b58/6a4864edf9a14062b4d683b4656b5fd2/FLAG1374f27ea [2020-09-21 11:06:52,510 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:06:52,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c [2020-09-21 11:06:52,528 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/321503b58/6a4864edf9a14062b4d683b4656b5fd2/FLAG1374f27ea [2020-09-21 11:06:52,721 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/321503b58/6a4864edf9a14062b4d683b4656b5fd2 [2020-09-21 11:06:52,733 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:06:52,738 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:06:52,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:52,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:06:52,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:06:52,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:52" (1/1) ... [2020-09-21 11:06:52,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ac6c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:52, skipping insertion in model container [2020-09-21 11:06:52,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:52" (1/1) ... [2020-09-21 11:06:52,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:06:52,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:06:53,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:53,299 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:06:53,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:53,413 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:06:53,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:53 WrapperNode [2020-09-21 11:06:53,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:53,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:06:53,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:06:53,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:06:53,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:53" (1/1) ... [2020-09-21 11:06:53,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:53" (1/1) ... [2020-09-21 11:06:53,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:53" (1/1) ... [2020-09-21 11:06:53,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:53" (1/1) ... [2020-09-21 11:06:53,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:53" (1/1) ... [2020-09-21 11:06:53,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:53" (1/1) ... [2020-09-21 11:06:53,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:53" (1/1) ... [2020-09-21 11:06:53,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:06:53,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:06:53,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:06:53,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:06:53,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:53" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:06:53,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:06:53,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:06:53,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:53,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:53,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:53,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:53,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:06:53,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:06:53,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:06:53,610 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:06:53,610 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:06:53,610 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:06:53,611 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:06:53,611 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:06:53,611 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:06:53,612 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:06:53,612 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-21 11:06:53,612 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:06:53,612 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:06:53,613 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:06:53,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:06:53,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:06:53,613 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:06:53,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 11:06:53,613 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 11:06:53,614 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:06:53,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:06:53,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:53,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:53,615 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:06:53,615 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:06:53,615 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:06:53,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:06:53,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:06:53,616 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:06:53,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 11:06:53,616 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:06:53,616 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:06:53,616 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:06:53,617 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:06:53,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:06:53,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:06:53,617 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:06:53,618 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:06:53,619 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:06:53,620 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:06:53,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:53,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:06:53,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:06:53,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:06:53,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:06:53,621 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:53,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:06:53,621 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:53,621 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:06:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:06:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:06:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:06:53,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:06:53,623 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:06:53,623 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:06:53,623 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:06:53,623 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:06:53,623 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:06:53,623 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:06:53,623 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:06:53,624 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:53,624 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:06:53,624 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:06:53,624 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:06:53,625 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:06:53,625 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:06:53,625 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:06:53,626 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:06:53,626 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:06:53,627 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:06:53,627 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 11:06:53,627 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:06:53,627 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:06:53,627 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:06:53,627 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 11:06:53,627 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:06:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:06:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 11:06:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-09-21 11:06:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:06:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:06:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:06:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:06:53,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:06:53,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:06:53,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:06:54,601 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:06:54,601 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:06:54,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:54 BoogieIcfgContainer [2020-09-21 11:06:54,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:06:54,608 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:06:54,609 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:06:54,612 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:06:54,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:06:52" (1/3) ... [2020-09-21 11:06:54,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cc49d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:54, skipping insertion in model container [2020-09-21 11:06:54,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:53" (2/3) ... [2020-09-21 11:06:54,614 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cc49d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:54, skipping insertion in model container [2020-09-21 11:06:54,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:54" (3/3) ... [2020-09-21 11:06:54,616 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product22.cil.c [2020-09-21 11:06:54,628 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:06:54,637 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:06:54,659 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:06:54,690 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:06:54,690 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:06:54,690 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:06:54,690 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:06:54,690 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:06:54,691 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:06:54,691 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:06:54,691 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:06:54,718 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2020-09-21 11:06:54,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:06:54,729 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:54,731 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:06:54,731 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:54,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:54,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1920161495, now seen corresponding path program 1 times [2020-09-21 11:06:54,748 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:54,749 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1542345632] [2020-09-21 11:06:54,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:55,049 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:55,052 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:55,052 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:55,053 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:55,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 11:06:55,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:55,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-21 11:06:55,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:55,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:55,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:06:55,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:55,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:55,539 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:55,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:55,557 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:55,557 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:55,558 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:55,558 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:55,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:55,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:55,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:55,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:55,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:55,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:55,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:55,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:55,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:55,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:55,612 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:55,612 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:55,612 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:55,613 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:55,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:55,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:55,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:55,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:55,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:55,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:55,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:55,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:55,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:55,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:55,618 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:55,619 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:55,619 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:55,619 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:55,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:55,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:55,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:55,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:55,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:55,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:55,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:55,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:55,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:55,625 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:55,625 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:55,626 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:55,626 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:55,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:55,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:55,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:55,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:55,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:55,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:55,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:55,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:55,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:55,632 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:55,633 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:55,633 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:55,633 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:55,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:55,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:55,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:55,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:55,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:55,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:55,647 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:55,647 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:55,647 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:55,648 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:55,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:55,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:55,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:55,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:55,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:55,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:55,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:55,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:55,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:06:55,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:55,654 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:55,655 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:55,655 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:55,655 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:55,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:55,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:55,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:55,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:55,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:55,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:55,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:55,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:55,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:55,661 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:55,662 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:55,662 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:55,662 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:55,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:55,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:55,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:55,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:55,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:55,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:55,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:55,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:55,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:55,680 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1542345632] [2020-09-21 11:06:55,682 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:55,683 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:06:55,684 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514748795] [2020-09-21 11:06:55,690 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:06:55,691 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:55,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:06:55,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:55,741 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 4 states. [2020-09-21 11:06:56,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:56,823 INFO L93 Difference]: Finished difference Result 288 states and 379 transitions. [2020-09-21 11:06:56,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:06:56,825 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:06:56,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:56,843 INFO L225 Difference]: With dead ends: 288 [2020-09-21 11:06:56,844 INFO L226 Difference]: Without dead ends: 161 [2020-09-21 11:06:56,849 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:56,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-09-21 11:06:56,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 128. [2020-09-21 11:06:56,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-09-21 11:06:56,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 151 transitions. [2020-09-21 11:06:56,948 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 151 transitions. Word has length 51 [2020-09-21 11:06:56,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:56,948 INFO L479 AbstractCegarLoop]: Abstraction has 128 states and 151 transitions. [2020-09-21 11:06:56,949 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:06:56,949 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2020-09-21 11:06:56,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:06:56,952 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:56,953 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:06:56,953 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:06:56,953 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:56,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:56,954 INFO L82 PathProgramCache]: Analyzing trace with hash 1183327725, now seen corresponding path program 1 times [2020-09-21 11:06:56,954 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:56,954 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [10673705] [2020-09-21 11:06:56,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:57,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:57,015 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:57,015 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:57,016 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:57,016 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:57,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:06:57,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:57,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:06:57,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:57,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:57,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:06:57,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:06:57,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:57,380 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:57,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:57,390 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:57,390 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:57,391 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:57,391 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:57,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:57,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:57,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:57,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:57,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:57,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:57,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:57,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:57,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:57,431 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:57,431 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:57,431 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:57,431 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:57,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:57,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:57,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:57,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:57,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:57,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:57,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:57,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:57,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:57,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:57,435 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:57,435 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:57,436 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:57,436 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:57,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:57,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:57,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:57,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:57,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:57,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:57,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:57,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:57,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:57,440 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:57,440 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:57,441 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:57,441 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:57,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:57,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:57,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:57,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:57,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:57,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:57,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:57,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:57,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:57,445 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:57,446 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:57,446 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:57,446 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:57,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:57,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:57,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:57,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:57,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:57,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:57,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:57,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:57,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:57,462 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:57,463 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:57,463 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:57,463 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:57,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:57,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:57,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:57,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:57,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:57,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:57,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:57,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:57,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:06:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:57,468 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:57,468 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:57,468 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:57,469 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:57,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:57,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:57,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:57,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:57,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:57,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:57,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:57,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:57,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:06:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:57,473 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:57,474 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:57,474 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:57,474 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:57,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:57,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:57,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:57,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:57,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:57,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:57,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:57,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:57,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:57,484 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [10673705] [2020-09-21 11:06:57,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:57,485 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:57,485 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183894894] [2020-09-21 11:06:57,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:57,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:57,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:57,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:57,488 INFO L87 Difference]: Start difference. First operand 128 states and 151 transitions. Second operand 5 states. [2020-09-21 11:06:57,973 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:59,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:59,032 INFO L93 Difference]: Finished difference Result 229 states and 286 transitions. [2020-09-21 11:06:59,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:59,032 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 11:06:59,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:59,037 INFO L225 Difference]: With dead ends: 229 [2020-09-21 11:06:59,037 INFO L226 Difference]: Without dead ends: 151 [2020-09-21 11:06:59,038 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 11:06:59,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2020-09-21 11:06:59,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 119. [2020-09-21 11:06:59,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-09-21 11:06:59,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-09-21 11:06:59,081 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 52 [2020-09-21 11:06:59,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:59,081 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-09-21 11:06:59,082 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:59,082 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-09-21 11:06:59,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-09-21 11:06:59,084 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:59,084 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:06:59,085 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:06:59,085 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:59,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:59,085 INFO L82 PathProgramCache]: Analyzing trace with hash -2053206438, now seen corresponding path program 1 times [2020-09-21 11:06:59,085 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:59,086 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1105737448] [2020-09-21 11:06:59,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,468 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:06:59,469 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,469 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,469 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-21 11:06:59,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 303 [2020-09-21 11:06:59,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:06:59,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:59,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-21 11:06:59,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,808 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:59,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,879 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,879 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,880 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,880 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:59,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-09-21 11:06:59,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:59,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,920 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,920 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,920 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,921 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:59,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:59,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:59,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,925 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,926 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,926 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,926 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:59,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:59,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:59,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,931 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,931 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,932 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,932 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:59,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:59,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:59,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:59,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,937 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,937 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,938 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,938 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:59,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:59,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:59,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,951 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,951 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,952 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,952 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:59,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:59,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:59,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:59,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:59,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:59,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,956 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,957 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,957 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,957 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:59,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:06:59,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:59,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:59,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:59,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 11:06:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:59,961 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:59,961 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:59,962 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:59,962 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:59,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:59,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:59,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:59,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:59,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:59,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:59,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:59,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:59,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:59,972 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1105737448] [2020-09-21 11:06:59,973 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:59,973 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:59,973 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830419888] [2020-09-21 11:06:59,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:59,974 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:59,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:59,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:59,975 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 5 states. [2020-09-21 11:07:00,334 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:01,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:01,241 INFO L93 Difference]: Finished difference Result 242 states and 305 transitions. [2020-09-21 11:07:01,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:07:01,241 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-09-21 11:07:01,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:01,245 INFO L225 Difference]: With dead ends: 242 [2020-09-21 11:07:01,245 INFO L226 Difference]: Without dead ends: 151 [2020-09-21 11:07:01,247 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:07:01,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2020-09-21 11:07:01,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 119. [2020-09-21 11:07:01,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-09-21 11:07:01,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 138 transitions. [2020-09-21 11:07:01,282 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 138 transitions. Word has length 57 [2020-09-21 11:07:01,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:01,282 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 138 transitions. [2020-09-21 11:07:01,282 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:07:01,283 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 138 transitions. [2020-09-21 11:07:01,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-09-21 11:07:01,285 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:01,285 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:07:01,285 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:07:01,286 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:01,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:01,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1469392380, now seen corresponding path program 1 times [2020-09-21 11:07:01,286 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:01,287 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [46605733] [2020-09-21 11:07:01,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:01,666 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:01,666 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:01,666 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:01,667 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:01,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-09-21 11:07:01,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:01,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 334 [2020-09-21 11:07:01,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:01,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:07:01,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:01,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-09-21 11:07:01,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:02,021 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:02,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:02,074 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:02,075 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:02,075 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:02,075 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:02,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:02,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:02,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-21 11:07:02,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:02,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:02,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:02,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:02,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:02,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:02,112 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:02,112 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:02,112 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:02,113 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:02,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:02,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:02,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:02,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:02,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:02,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:02,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:02,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:02,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:02,118 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:02,118 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:02,118 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:02,118 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:02,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:02,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:02,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:02,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:02,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:02,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:02,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:02,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:02,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:02,123 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:02,123 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:02,124 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:02,124 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:02,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:02,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:02,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:02,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:02,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:02,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:02,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:02,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:02,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:02,129 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:02,129 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:02,129 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:02,130 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:02,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:02,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:02,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:02,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:02,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:02,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:02,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:02,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:02,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:02,143 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:02,143 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:02,143 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:02,143 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:02,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:02,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:02,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:02,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:02,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:02,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:02,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:02,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:02,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-21 11:07:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:02,162 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:02,163 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:02,163 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:02,163 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:02,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-21 11:07:02,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:02,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:02,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:02,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:02,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:02,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-21 11:07:02,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:02,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:07:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:02,169 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:02,169 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:02,170 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:02,170 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:02,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:07:02,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:02,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:02,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:02,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:02,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:02,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:02,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:02,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:07:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:02,174 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:02,174 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:02,175 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:02,175 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:02,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:02,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:02,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:02,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:02,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:02,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:02,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:02,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:02,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 11:07:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:02,182 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:02,183 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:02,183 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:02,183 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:02,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:02,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:02,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:02,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:02,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:07:02,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:02,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:02,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:02,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-09-21 11:07:02,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:02,211 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:02,211 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:02,211 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:02,211 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:02,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:02,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:02,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:02,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:02,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:07:02,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:02,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:07:02,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:07:02,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:07:02,225 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [46605733] [2020-09-21 11:07:02,225 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:02,225 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:07:02,226 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388990467] [2020-09-21 11:07:02,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:07:02,227 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:02,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:07:02,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:07:02,227 INFO L87 Difference]: Start difference. First operand 119 states and 138 transitions. Second operand 9 states. [2020-09-21 11:07:02,766 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:03,828 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:04,315 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:05,220 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:05,483 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:06,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:06,088 INFO L93 Difference]: Finished difference Result 373 states and 496 transitions. [2020-09-21 11:07:06,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-21 11:07:06,095 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-09-21 11:07:06,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:06,101 INFO L225 Difference]: With dead ends: 373 [2020-09-21 11:07:06,102 INFO L226 Difference]: Without dead ends: 282 [2020-09-21 11:07:06,105 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-21 11:07:06,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-09-21 11:07:06,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 200. [2020-09-21 11:07:06,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2020-09-21 11:07:06,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 236 transitions. [2020-09-21 11:07:06,178 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 236 transitions. Word has length 70 [2020-09-21 11:07:06,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:06,179 INFO L479 AbstractCegarLoop]: Abstraction has 200 states and 236 transitions. [2020-09-21 11:07:06,179 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:07:06,179 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 236 transitions. [2020-09-21 11:07:06,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-09-21 11:07:06,181 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:07:06,181 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:07:06,182 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:07:06,182 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:07:06,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:07:06,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1644322976, now seen corresponding path program 1 times [2020-09-21 11:07:06,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:07:06,183 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2112771533] [2020-09-21 11:07:06,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:07:06,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:06,873 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:06,874 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:06,874 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:06,875 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:06,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-09-21 11:07:06,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:06,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 648 [2020-09-21 11:07:06,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:06,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-09-21 11:07:06,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:07:06,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-09-21 11:07:06,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,288 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:07,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:07:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:07,404 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:07,404 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:07,405 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:07,405 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:07,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:07,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:07,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-09-21 11:07:07,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:07,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:07,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:07,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:07:07,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:07:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:07,448 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:07,449 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:07,449 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:07,449 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:07,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:07,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:07,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:07:07,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:07,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:07,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:07,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:07,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:07:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:07,457 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:07,457 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:07,458 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:07,458 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:07,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:07,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:07,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:07,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:07,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:07,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:07,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:07,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:07:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:07,467 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:07,467 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:07,468 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:07,468 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:07,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:07,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:07,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:07,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:07,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:07,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:07,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:07,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:07:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:07,477 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:07,477 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:07,478 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:07,478 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:07,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:07,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:07,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:07:07,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:07,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:07,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:07,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:07,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:07:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:07,498 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:07,499 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:07,499 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:07,499 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:07,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:07,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:07,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:07,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:07,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:07,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:07,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:07,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:07:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:07,524 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:07,524 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:07,525 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:07,525 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:07,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:07,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:07,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:07,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:07,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:07,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:07,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:07,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 11:07:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:07,549 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:07,550 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:07,550 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:07,550 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:07,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-21 11:07:07,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:07,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:07,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:07,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-21 11:07:07,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:07:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:07,560 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:07,561 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:07,561 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:07,561 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:07,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:07:07,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:07,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:07,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:07,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:07,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:07,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:07:07,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:07:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:07,569 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:07,570 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:07,570 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:07,570 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:07,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:07:07,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:07,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:07,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:07,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:07,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:07,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:07:07,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-09-21 11:07:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:07,578 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:07,578 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:07,579 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:07,579 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:07,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:07,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:07,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:07:07,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:07,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:07:07,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:07,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:07,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-09-21 11:07:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:07:07,592 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:07:07,593 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:07:07,593 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:07:07,593 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:07:07,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:07:07,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:07:07,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:07:07,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:07:07,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:07:07,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:07:07,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:07:07,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:07:07,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:07:07,660 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2112771533] [2020-09-21 11:07:07,660 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:07:07,661 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-21 11:07:07,661 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26625591] [2020-09-21 11:07:07,664 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-21 11:07:07,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:07:07,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-21 11:07:07,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:07:07,666 INFO L87 Difference]: Start difference. First operand 200 states and 236 transitions. Second operand 10 states. [2020-09-21 11:07:08,332 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:09,471 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:09,735 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:10,088 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:10,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:07:10,408 INFO L93 Difference]: Finished difference Result 349 states and 444 transitions. [2020-09-21 11:07:10,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-21 11:07:10,409 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 74 [2020-09-21 11:07:10,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:07:10,410 INFO L225 Difference]: With dead ends: 349 [2020-09-21 11:07:10,410 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:07:10,412 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-21 11:07:10,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:07:10,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:07:10,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:07:10,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:07:10,413 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2020-09-21 11:07:10,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:07:10,413 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:07:10,413 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-21 11:07:10,413 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:07:10,413 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:07:10,413 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:07:10,415 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:07:10,613 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:10,791 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:11,285 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 12 [2020-09-21 11:07:11,464 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:11,646 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:11,825 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:12,002 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:12,172 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:12,339 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:12,670 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:12,979 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:13,276 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:13,575 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 192 [2020-09-21 11:07:13,898 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:14,184 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-21 11:07:14,338 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:14,497 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:14,656 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:14,813 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:14,966 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:15,124 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:15,270 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:15,591 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 18 [2020-09-21 11:07:15,757 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:15,927 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:16,085 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:16,242 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:16,396 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:16,549 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:16,710 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:16,877 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:17,034 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:17,189 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:17,347 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:17,504 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:17,657 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:17,816 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:17,981 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:18,138 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:18,296 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:18,457 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:18,612 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:18,770 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:18,940 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:19,099 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:19,263 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:19,416 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:19,594 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:19,758 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:19,916 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:20,076 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:20,545 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 12 [2020-09-21 11:07:20,911 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:21,273 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:21,559 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 192 [2020-09-21 11:07:21,847 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 192 [2020-09-21 11:07:22,210 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:22,576 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:07:22,729 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:22,891 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:23,071 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:23,228 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:23,382 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:23,539 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:23,704 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:24,020 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 18 [2020-09-21 11:07:24,185 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:24,343 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:24,500 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:24,963 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 12 [2020-09-21 11:07:25,401 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-09-21 11:07:25,638 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:25,852 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 11:07:26,224 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-09-21 11:07:26,732 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-09-21 11:07:27,154 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2020-09-21 11:07:27,416 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:27,686 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:27,945 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:28,394 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-09-21 11:07:28,840 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2020-09-21 11:07:29,282 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:07:29,541 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:29,783 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:30,220 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-09-21 11:07:30,466 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-09-21 11:07:30,704 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:31,122 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 11 [2020-09-21 11:07:31,588 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-09-21 11:07:31,754 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 11:07:32,007 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2020-09-21 11:07:32,475 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:07:32,711 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:32,977 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:33,412 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:07:33,447 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-09-21 11:07:33,447 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-09-21 11:07:33,447 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-09-21 11:07:33,447 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-09-21 11:07:33,447 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-09-21 11:07:33,447 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-09-21 11:07:33,448 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-09-21 11:07:33,448 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-09-21 11:07:33,448 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-09-21 11:07:33,448 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-09-21 11:07:33,448 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-09-21 11:07:33,449 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-09-21 11:07:33,449 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-09-21 11:07:33,449 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-09-21 11:07:33,450 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-09-21 11:07:33,450 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-09-21 11:07:33,450 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-09-21 11:07:33,450 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-09-21 11:07:33,450 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 930 936) the Hoare annotation is: true [2020-09-21 11:07:33,450 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 930 936) no Hoare annotation was computed. [2020-09-21 11:07:33,451 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 937 945) no Hoare annotation was computed. [2020-09-21 11:07:33,451 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 937 945) the Hoare annotation is: true [2020-09-21 11:07:33,451 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 937 945) no Hoare annotation was computed. [2020-09-21 11:07:33,451 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,451 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2020-09-21 11:07:33,451 INFO L264 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,452 INFO L264 CegarLoopResult]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,452 INFO L268 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed. [2020-09-21 11:07:33,452 INFO L268 CegarLoopResult]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2020-09-21 11:07:33,452 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-09-21 11:07:33,452 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,452 INFO L264 CegarLoopResult]: At program point L494(line 494) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,453 INFO L264 CegarLoopResult]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,453 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2020-09-21 11:07:33,453 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-09-21 11:07:33,453 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-09-21 11:07:33,453 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 441 464) no Hoare annotation was computed. [2020-09-21 11:07:33,453 INFO L268 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-09-21 11:07:33,453 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-09-21 11:07:33,454 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 441 464) no Hoare annotation was computed. [2020-09-21 11:07:33,454 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 441 464) no Hoare annotation was computed. [2020-09-21 11:07:33,454 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-09-21 11:07:33,454 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-09-21 11:07:33,454 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-09-21 11:07:33,454 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-09-21 11:07:33,454 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-09-21 11:07:33,454 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-09-21 11:07:33,455 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-09-21 11:07:33,455 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-09-21 11:07:33,455 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-09-21 11:07:33,455 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-09-21 11:07:33,455 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 634 642) no Hoare annotation was computed. [2020-09-21 11:07:33,455 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 634 642) the Hoare annotation is: true [2020-09-21 11:07:33,455 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 634 642) no Hoare annotation was computed. [2020-09-21 11:07:33,455 INFO L268 CegarLoopResult]: For program point L688(lines 688 692) no Hoare annotation was computed. [2020-09-21 11:07:33,456 INFO L271 CegarLoopResult]: At program point L686(line 686) the Hoare annotation is: true [2020-09-21 11:07:33,456 INFO L268 CegarLoopResult]: For program point L688-2(lines 688 692) no Hoare annotation was computed. [2020-09-21 11:07:33,456 INFO L268 CegarLoopResult]: For program point L686-1(line 686) no Hoare annotation was computed. [2020-09-21 11:07:33,456 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 679 697) the Hoare annotation is: true [2020-09-21 11:07:33,456 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 679 697) no Hoare annotation was computed. [2020-09-21 11:07:33,456 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 679 697) no Hoare annotation was computed. [2020-09-21 11:07:33,456 INFO L268 CegarLoopResult]: For program point L673(line 673) no Hoare annotation was computed. [2020-09-21 11:07:33,457 INFO L268 CegarLoopResult]: For program point L673-1(line 673) no Hoare annotation was computed. [2020-09-21 11:07:33,457 INFO L268 CegarLoopResult]: For program point L662(lines 662 670) no Hoare annotation was computed. [2020-09-21 11:07:33,457 INFO L268 CegarLoopResult]: For program point L662-2(lines 662 670) no Hoare annotation was computed. [2020-09-21 11:07:33,457 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 643 678) no Hoare annotation was computed. [2020-09-21 11:07:33,457 INFO L268 CegarLoopResult]: For program point L650(lines 650 658) no Hoare annotation was computed. [2020-09-21 11:07:33,457 INFO L268 CegarLoopResult]: For program point L650-2(lines 650 658) no Hoare annotation was computed. [2020-09-21 11:07:33,457 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 643 678) no Hoare annotation was computed. [2020-09-21 11:07:33,457 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 643 678) no Hoare annotation was computed. [2020-09-21 11:07:33,458 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 923 929) no Hoare annotation was computed. [2020-09-21 11:07:33,458 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 923 929) the Hoare annotation is: true [2020-09-21 11:07:33,458 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-09-21 11:07:33,458 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-09-21 11:07:33,458 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-09-21 11:07:33,458 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-09-21 11:07:33,458 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-09-21 11:07:33,458 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-09-21 11:07:33,459 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-09-21 11:07:33,459 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-09-21 11:07:33,459 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-09-21 11:07:33,459 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,459 INFO L264 CegarLoopResult]: At program point L479(line 479) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 11:07:33,459 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2020-09-21 11:07:33,459 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2020-09-21 11:07:33,460 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 623 633) the Hoare annotation is: true [2020-09-21 11:07:33,460 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 623 633) no Hoare annotation was computed. [2020-09-21 11:07:33,460 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 623 633) no Hoare annotation was computed. [2020-09-21 11:07:33,460 INFO L271 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: true [2020-09-21 11:07:33,460 INFO L268 CegarLoopResult]: For program point L628-1(line 628) no Hoare annotation was computed. [2020-09-21 11:07:33,460 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 615 622) the Hoare annotation is: true [2020-09-21 11:07:33,460 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 615 622) no Hoare annotation was computed. [2020-09-21 11:07:33,460 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 615 622) no Hoare annotation was computed. [2020-09-21 11:07:33,461 INFO L264 CegarLoopResult]: At program point L601(line 601) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,461 INFO L268 CegarLoopResult]: For program point L601-1(lines 582 606) no Hoare annotation was computed. [2020-09-21 11:07:33,461 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 582 606) no Hoare annotation was computed. [2020-09-21 11:07:33,461 INFO L264 CegarLoopResult]: At program point L596(line 596) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,461 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 582 606) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,461 INFO L264 CegarLoopResult]: At program point L592(line 592) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,461 INFO L268 CegarLoopResult]: For program point L590(lines 590 598) no Hoare annotation was computed. [2020-09-21 11:07:33,461 INFO L264 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,462 INFO L268 CegarLoopResult]: For program point L588-1(line 588) no Hoare annotation was computed. [2020-09-21 11:07:33,462 INFO L268 CegarLoopResult]: For program point L586(lines 586 603) no Hoare annotation was computed. [2020-09-21 11:07:33,462 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 548 554) no Hoare annotation was computed. [2020-09-21 11:07:33,462 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 548 554) the Hoare annotation is: true [2020-09-21 11:07:33,462 INFO L268 CegarLoopResult]: For program point L737(lines 737 743) no Hoare annotation was computed. [2020-09-21 11:07:33,462 INFO L268 CegarLoopResult]: For program point L737-1(lines 737 743) no Hoare annotation was computed. [2020-09-21 11:07:33,462 INFO L264 CegarLoopResult]: At program point testENTRY(lines 707 772) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,463 INFO L264 CegarLoopResult]: At program point L762(lines 717 764) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,463 INFO L264 CegarLoopResult]: At program point L729(line 729) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,463 INFO L268 CegarLoopResult]: For program point L727(lines 727 733) no Hoare annotation was computed. [2020-09-21 11:07:33,463 INFO L268 CegarLoopResult]: For program point testFINAL(lines 707 772) no Hoare annotation was computed. [2020-09-21 11:07:33,463 INFO L268 CegarLoopResult]: For program point L727-1(lines 727 733) no Hoare annotation was computed. [2020-09-21 11:07:33,463 INFO L268 CegarLoopResult]: For program point L719(lines 719 723) no Hoare annotation was computed. [2020-09-21 11:07:33,463 INFO L264 CegarLoopResult]: At program point L765(lines 716 766) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,463 INFO L268 CegarLoopResult]: For program point L755(lines 755 759) no Hoare annotation was computed. [2020-09-21 11:07:33,464 INFO L264 CegarLoopResult]: At program point L755-2(lines 747 760) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,464 INFO L268 CegarLoopResult]: For program point L718(lines 717 764) no Hoare annotation was computed. [2020-09-21 11:07:33,464 INFO L264 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,464 INFO L268 CegarLoopResult]: For program point L747(lines 747 760) no Hoare annotation was computed. [2020-09-21 11:07:33,464 INFO L264 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:33,464 INFO L268 CegarLoopResult]: For program point testEXIT(lines 707 772) no Hoare annotation was computed. [2020-09-21 11:07:33,464 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-09-21 11:07:33,465 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-09-21 11:07:33,465 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-09-21 11:07:33,465 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-09-21 11:07:33,465 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-09-21 11:07:33,465 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-09-21 11:07:33,465 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 902 910) no Hoare annotation was computed. [2020-09-21 11:07:33,465 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 902 910) the Hoare annotation is: true [2020-09-21 11:07:33,465 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 902 910) no Hoare annotation was computed. [2020-09-21 11:07:33,466 INFO L268 CegarLoopResult]: For program point L802-1(line 802) no Hoare annotation was computed. [2020-09-21 11:07:33,466 INFO L268 CegarLoopResult]: For program point L800(lines 800 817) no Hoare annotation was computed. [2020-09-21 11:07:33,466 INFO L268 CegarLoopResult]: For program point L800-1(lines 792 820) no Hoare annotation was computed. [2020-09-21 11:07:33,466 INFO L264 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:33,466 INFO L268 CegarLoopResult]: For program point L798-1(line 798) no Hoare annotation was computed. [2020-09-21 11:07:33,466 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 792 820) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:33,466 INFO L264 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:07:33,467 INFO L268 CegarLoopResult]: For program point L805(lines 805 811) no Hoare annotation was computed. [2020-09-21 11:07:33,467 INFO L268 CegarLoopResult]: For program point L804(lines 804 814) no Hoare annotation was computed. [2020-09-21 11:07:33,467 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 792 820) no Hoare annotation was computed. [2020-09-21 11:07:33,467 INFO L264 CegarLoopResult]: At program point L802(line 802) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-09-21 11:07:33,467 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 784 791) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:33,467 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 784 791) no Hoare annotation was computed. [2020-09-21 11:07:33,467 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 784 791) no Hoare annotation was computed. [2020-09-21 11:07:33,468 INFO L268 CegarLoopResult]: For program point L878(lines 878 886) no Hoare annotation was computed. [2020-09-21 11:07:33,468 INFO L268 CegarLoopResult]: For program point L878-2(lines 878 886) no Hoare annotation was computed. [2020-09-21 11:07:33,468 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 870 892) no Hoare annotation was computed. [2020-09-21 11:07:33,468 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 870 892) no Hoare annotation was computed. [2020-09-21 11:07:33,468 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 870 892) no Hoare annotation was computed. [2020-09-21 11:07:33,468 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-09-21 11:07:33,468 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-09-21 11:07:33,468 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-09-21 11:07:33,468 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-09-21 11:07:33,469 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-09-21 11:07:33,469 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-09-21 11:07:33,469 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-09-21 11:07:33,469 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-09-21 11:07:33,469 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-09-21 11:07:33,469 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-09-21 11:07:33,469 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-09-21 11:07:33,469 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-09-21 11:07:33,469 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-09-21 11:07:33,470 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-09-21 11:07:33,470 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-09-21 11:07:33,470 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-09-21 11:07:33,470 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 913 922) no Hoare annotation was computed. [2020-09-21 11:07:33,470 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 913 922) no Hoare annotation was computed. [2020-09-21 11:07:33,470 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 913 922) no Hoare annotation was computed. [2020-09-21 11:07:33,470 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:33,471 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:07:33,471 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:33,471 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 607 614) no Hoare annotation was computed. [2020-09-21 11:07:33,471 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 607 614) no Hoare annotation was computed. [2020-09-21 11:07:33,471 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 607 614) no Hoare annotation was computed. [2020-09-21 11:07:33,471 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 893 901) no Hoare annotation was computed. [2020-09-21 11:07:33,471 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 893 901) no Hoare annotation was computed. [2020-09-21 11:07:33,471 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 893 901) no Hoare annotation was computed. [2020-09-21 11:07:33,472 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:33,472 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:07:33,472 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:33,472 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 849 860) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:07:33,472 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 849 860) no Hoare annotation was computed. [2020-09-21 11:07:33,472 INFO L268 CegarLoopResult]: For program point L853-1(lines 849 860) no Hoare annotation was computed. [2020-09-21 11:07:33,472 INFO L264 CegarLoopResult]: At program point L537(line 537) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,472 INFO L264 CegarLoopResult]: At program point L535(lines 535 541) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,473 INFO L264 CegarLoopResult]: At program point L530(line 530) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,473 INFO L268 CegarLoopResult]: For program point L528(lines 527 546) no Hoare annotation was computed. [2020-09-21 11:07:33,473 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 524 547) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,473 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 524 547) no Hoare annotation was computed. [2020-09-21 11:07:33,473 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 524 547) no Hoare annotation was computed. [2020-09-21 11:07:33,473 INFO L271 CegarLoopResult]: At program point L418-2(lines 418 432) the Hoare annotation is: true [2020-09-21 11:07:33,473 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2020-09-21 11:07:33,473 INFO L271 CegarLoopResult]: At program point L414(line 414) the Hoare annotation is: true [2020-09-21 11:07:33,474 INFO L268 CegarLoopResult]: For program point L414-1(line 414) no Hoare annotation was computed. [2020-09-21 11:07:33,474 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2020-09-21 11:07:33,474 INFO L271 CegarLoopResult]: At program point L433(lines 408 437) the Hoare annotation is: true [2020-09-21 11:07:33,474 INFO L268 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-09-21 11:07:33,474 INFO L268 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2020-09-21 11:07:33,474 INFO L271 CegarLoopResult]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2020-09-21 11:07:33,474 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-09-21 11:07:33,475 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 861 869) the Hoare annotation is: true [2020-09-21 11:07:33,475 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 861 869) no Hoare annotation was computed. [2020-09-21 11:07:33,475 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 861 869) no Hoare annotation was computed. [2020-09-21 11:07:33,475 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 825 836) the Hoare annotation is: true [2020-09-21 11:07:33,475 INFO L268 CegarLoopResult]: For program point L829-1(lines 825 836) no Hoare annotation was computed. [2020-09-21 11:07:33,475 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 825 836) no Hoare annotation was computed. [2020-09-21 11:07:33,475 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2020-09-21 11:07:33,475 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2020-09-21 11:07:33,476 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:33,476 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 11:07:33,476 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:07:33,476 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:33,476 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 698 705) no Hoare annotation was computed. [2020-09-21 11:07:33,476 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 698 705) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-09-21 11:07:33,476 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 698 705) no Hoare annotation was computed. [2020-09-21 11:07:33,476 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 837 848) no Hoare annotation was computed. [2020-09-21 11:07:33,477 INFO L268 CegarLoopResult]: For program point L841-1(lines 837 848) no Hoare annotation was computed. [2020-09-21 11:07:33,477 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 837 848) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:07:33,477 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 774 781) no Hoare annotation was computed. [2020-09-21 11:07:33,477 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 778) no Hoare annotation was computed. [2020-09-21 11:07:33,477 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 774 781) the Hoare annotation is: true [2020-09-21 11:07:33,477 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 774 781) no Hoare annotation was computed. [2020-09-21 11:07:33,477 INFO L264 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,478 INFO L268 CegarLoopResult]: For program point L575-1(lines 556 580) no Hoare annotation was computed. [2020-09-21 11:07:33,478 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 556 580) no Hoare annotation was computed. [2020-09-21 11:07:33,478 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 556 580) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,478 INFO L264 CegarLoopResult]: At program point L570(line 570) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,478 INFO L264 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,478 INFO L268 CegarLoopResult]: For program point L564(lines 564 572) no Hoare annotation was computed. [2020-09-21 11:07:33,479 INFO L264 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:07:33,479 INFO L268 CegarLoopResult]: For program point L562-1(line 562) no Hoare annotation was computed. [2020-09-21 11:07:33,479 INFO L268 CegarLoopResult]: For program point L560(lines 560 577) no Hoare annotation was computed. [2020-09-21 11:07:33,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:07:33 BoogieIcfgContainer [2020-09-21 11:07:33,500 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:07:33,502 INFO L168 Benchmark]: Toolchain (without parser) took 40767.33 ms. Allocated memory was 139.5 MB in the beginning and 632.8 MB in the end (delta: 493.4 MB). Free memory was 100.5 MB in the beginning and 334.3 MB in the end (delta: -233.8 MB). Peak memory consumption was 480.6 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:33,502 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:07:33,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.17 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 99.8 MB in the beginning and 172.4 MB in the end (delta: -72.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:33,504 INFO L168 Benchmark]: Boogie Preprocessor took 96.17 ms. Allocated memory is still 203.4 MB. Free memory was 172.4 MB in the beginning and 168.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:33,505 INFO L168 Benchmark]: RCFGBuilder took 1096.32 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 167.6 MB in the beginning and 198.0 MB in the end (delta: -30.4 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:33,505 INFO L168 Benchmark]: TraceAbstraction took 38891.37 ms. Allocated memory was 235.9 MB in the beginning and 632.8 MB in the end (delta: 396.9 MB). Free memory was 198.0 MB in the beginning and 334.3 MB in the end (delta: -136.2 MB). Peak memory consumption was 481.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:33,510 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 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 675.17 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 99.8 MB in the beginning and 172.4 MB in the end (delta: -72.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.17 ms. Allocated memory is still 203.4 MB. Free memory was 172.4 MB in the beginning and 168.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1096.32 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 167.6 MB in the beginning and 198.0 MB in the end (delta: -30.4 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 38891.37 ms. Allocated memory was 235.9 MB in the beginning and 632.8 MB in the end (delta: 396.9 MB). Free memory was 198.0 MB in the beginning and 334.3 MB in the end (delta: -136.2 MB). Peak memory consumption was 481.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 778]: 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: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || ((splverifierCounter <= 0 && 1 == systemActive) && pumpRunning == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 233 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 10.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 23.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 506 SDtfs, 1016 SDslu, 360 SDs, 0 SdLazy, 1619 SolverSat, 794 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 153 GetRequests, 105 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 179 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 352 PreInvPairs, 390 NumberOfFragments, 880 HoareAnnotationTreeSize, 352 FomulaSimplifications, 110327 FormulaSimplificationTreeSizeReduction, 14.5s HoareSimplificationTime, 60 FomulaSimplificationsInter, 8622 FormulaSimplificationTreeSizeReductionInter, 8.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 304 NumberOfCodeBlocks, 304 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 299 ConstructedInterpolants, 0 QuantifiedInterpolants, 89923 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...