/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:09:12,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:09:12,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:09:12,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:09:12,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:09:12,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:09:12,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:09:12,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:09:12,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:09:12,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:09:12,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:09:12,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:09:12,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:09:12,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:09:12,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:09:12,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:09:12,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:09:12,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:09:12,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:09:12,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:09:12,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:09:12,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:09:12,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:09:12,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:09:12,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:09:12,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:09:12,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:09:12,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:09:12,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:09:12,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:09:12,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:09:12,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:09:12,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:09:12,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:09:12,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:09:12,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:09:12,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:09:12,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:09:12,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:09:12,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:09:12,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:09:12,421 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 [2020-10-28 17:09:12,470 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:09:12,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:09:12,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:09:12,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:09:12,473 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:09:12,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:09:12,473 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:09:12,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:09:12,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:09:12,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:09:12,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:09:12,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:09:12,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:09:12,475 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:09:12,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:09:12,475 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:09:12,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:09:12,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:09:12,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:09:12,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:09:12,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:09:12,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:09:12,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:09:12,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:09:12,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:09:12,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:09:12,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:09:12,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:09:12,478 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:09:12,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:09:12,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:09:12,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:09:12,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:09:12,874 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:09:12,874 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:09:12,875 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2020-10-28 17:09:12,960 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/722f70be1/1d6e06629259499f987b634a14c4c175/FLAG778d61ab3 [2020-10-28 17:09:13,591 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:09:13,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2020-10-28 17:09:13,608 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/722f70be1/1d6e06629259499f987b634a14c4c175/FLAG778d61ab3 [2020-10-28 17:09:13,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/722f70be1/1d6e06629259499f987b634a14c4c175 [2020-10-28 17:09:13,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:09:13,866 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:09:13,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:09:13,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:09:13,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:09:13,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:09:13" (1/1) ... [2020-10-28 17:09:13,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@311461d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:13, skipping insertion in model container [2020-10-28 17:09:13,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:09:13" (1/1) ... [2020-10-28 17:09:13,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:09:13,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:09:14,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:09:14,399 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:09:14,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:09:14,600 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:09:14,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:14 WrapperNode [2020-10-28 17:09:14,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:09:14,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:09:14,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:09:14,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:09:14,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:14" (1/1) ... [2020-10-28 17:09:14,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:14" (1/1) ... [2020-10-28 17:09:14,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:14" (1/1) ... [2020-10-28 17:09:14,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:14" (1/1) ... [2020-10-28 17:09:14,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:14" (1/1) ... [2020-10-28 17:09:14,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:14" (1/1) ... [2020-10-28 17:09:14,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:14" (1/1) ... [2020-10-28 17:09:14,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:09:14,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:09:14,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:09:14,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:09:14,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:14" (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 [2020-10-28 17:09:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:09:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:09:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:09:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:09:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:09:14,808 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:09:14,808 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:09:14,808 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:09:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:09:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:09:14,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:09:14,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:09:14,811 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:09:14,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 17:09:14,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 17:09:14,812 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 17:09:14,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:09:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:09:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:09:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:09:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:09:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:09:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:09:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:09:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:09:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:09:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:09:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:09:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:09:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:09:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:09:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:09:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:09:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:09:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:09:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:09:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:09:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:09:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 17:09:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 17:09:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:09:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:09:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:09:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:09:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:09:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:09:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:09:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:09:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:09:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:09:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:09:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:09:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:09:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 17:09:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 17:09:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:09:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:09:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:09:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:09:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:09:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 17:09:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:09:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:09:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:09:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:09:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 17:09:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:09:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 17:09:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:09:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:09:14,825 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:09:14,825 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:09:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:09:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:09:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:09:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:09:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:09:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:09:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:09:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:09:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:09:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:09:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:09:14,830 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:09:14,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:09:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:09:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:09:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:09:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:09:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:09:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:09:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:09:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:09:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:09:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:09:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:09:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:09:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:09:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:09:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:09:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:09:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:09:16,231 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:09:16,232 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:09:16,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:09:16 BoogieIcfgContainer [2020-10-28 17:09:16,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:09:16,240 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:09:16,240 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:09:16,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:09:16,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:09:13" (1/3) ... [2020-10-28 17:09:16,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66878bdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:09:16, skipping insertion in model container [2020-10-28 17:09:16,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:14" (2/3) ... [2020-10-28 17:09:16,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66878bdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:09:16, skipping insertion in model container [2020-10-28 17:09:16,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:09:16" (3/3) ... [2020-10-28 17:09:16,249 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product51.cil.c [2020-10-28 17:09:16,261 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:09:16,267 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:09:16,281 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:09:16,329 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:09:16,329 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:09:16,329 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:09:16,330 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:09:16,330 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:09:16,330 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:09:16,330 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:09:16,330 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:09:16,357 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states. [2020-10-28 17:09:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:09:16,368 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:16,369 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:16,370 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:16,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:16,376 INFO L82 PathProgramCache]: Analyzing trace with hash 786523298, now seen corresponding path program 1 times [2020-10-28 17:09:16,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:16,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2036813747] [2020-10-28 17:09:16,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:16,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:16,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:18,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:18,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:18,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:21,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:21,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:09:21,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:09:21,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:09:21,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:21,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:21,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:21,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:09:21,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:21,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:09:22,214 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:22,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:22,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:22,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:22,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:22,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:22,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 17:09:22,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:22,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:22,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:22,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:22,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:22,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:22,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:22,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:22,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:22,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:22,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:22,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:22,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:22,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:22,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:22,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:22,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:22,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:22,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:22,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:22,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:22,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:22,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:22,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:22,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:22,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:22,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:22,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:22,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:22,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:22,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:22,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:22,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:22,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:22,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:22,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:22,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:22,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:22,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:22,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:22,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:22,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:22,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:22,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:22,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:22,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:22,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:22,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:22,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:22,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:22,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:22,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:22,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:22,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:22,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:22,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:22,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:22,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:22,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:22,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:22,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:22,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:22,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:22,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:22,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:22,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:22,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:09:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:22,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:22,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:22,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:22,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:22,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:09:22,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:22,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:22,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:22,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:09:22,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:22,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:22,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:22,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:22,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:22,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:22,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:22,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:22,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:22,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:22,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:22,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:22,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:22,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:22,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:09:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:22,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:22,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:22,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:22,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:22,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:22,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:22,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:22,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:22,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:22,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:22,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:22,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:09:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:22,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:22,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:22,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:22,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:22,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:22,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:22,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:22,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:22,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:22,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:22,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:22,474 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:22,475 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2036813747] [2020-10-28 17:09:22,477 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:22,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:09:22,478 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046971511] [2020-10-28 17:09:22,483 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:09:22,484 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:22,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:09:22,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:09:22,501 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 4 states. [2020-10-28 17:09:24,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:24,166 INFO L93 Difference]: Finished difference Result 323 states and 416 transitions. [2020-10-28 17:09:24,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:09:24,168 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:09:24,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:24,183 INFO L225 Difference]: With dead ends: 323 [2020-10-28 17:09:24,183 INFO L226 Difference]: Without dead ends: 176 [2020-10-28 17:09:24,188 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:09:24,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-10-28 17:09:24,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 145. [2020-10-28 17:09:24,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-10-28 17:09:24,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 171 transitions. [2020-10-28 17:09:24,294 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 171 transitions. Word has length 60 [2020-10-28 17:09:24,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:24,295 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 171 transitions. [2020-10-28 17:09:24,295 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:09:24,295 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 171 transitions. [2020-10-28 17:09:24,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-28 17:09:24,299 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:24,299 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:24,300 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:09:24,300 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:24,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:24,300 INFO L82 PathProgramCache]: Analyzing trace with hash 601659458, now seen corresponding path program 1 times [2020-10-28 17:09:24,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:24,301 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [721564955] [2020-10-28 17:09:24,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:24,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:24,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:24,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:25,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:25,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:26,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 17:09:29,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:09:29,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 17:09:29,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:29,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:09:29,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:09:29,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:29,872 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:29,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:29,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 17:09:29,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:29,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:29,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:29,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:29,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:29,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:29,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:09:29,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:29,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:29,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:09:29,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:29,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:29,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:29,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:29,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:29,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:29,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:29,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:29,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:09:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:29,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:29,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:29,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:30,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:30,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:30,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:30,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:09:30,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:30,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:30,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:30,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:30,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:30,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:30,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:30,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:30,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:30,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:30,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:30,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:30,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:30,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:30,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 17:09:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:30,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:30,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:30,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:30,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:30,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:30,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:30,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:30,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:30,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:30,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:30,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:30,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:09:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:30,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:30,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:30,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:30,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:30,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:30,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:30,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:30,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:30,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:30,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:30,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:30,035 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:30,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [721564955] [2020-10-28 17:09:30,036 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:30,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:09:30,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842353180] [2020-10-28 17:09:30,039 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:09:30,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:30,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:09:30,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:09:30,041 INFO L87 Difference]: Start difference. First operand 145 states and 171 transitions. Second operand 5 states. [2020-10-28 17:09:30,812 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:32,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:32,128 INFO L93 Difference]: Finished difference Result 259 states and 316 transitions. [2020-10-28 17:09:32,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:09:32,129 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-28 17:09:32,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:32,135 INFO L225 Difference]: With dead ends: 259 [2020-10-28 17:09:32,136 INFO L226 Difference]: Without dead ends: 166 [2020-10-28 17:09:32,141 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:09:32,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-10-28 17:09:32,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 136. [2020-10-28 17:09:32,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-10-28 17:09:32,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-10-28 17:09:32,207 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 61 [2020-10-28 17:09:32,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:32,207 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-10-28 17:09:32,207 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:09:32,207 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-10-28 17:09:32,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-28 17:09:32,210 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:32,210 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:32,210 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:09:32,210 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:32,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:32,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1421219512, now seen corresponding path program 1 times [2020-10-28 17:09:32,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:32,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [387862052] [2020-10-28 17:09:32,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:32,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:32,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:32,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-28 17:09:37,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:09:37,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 17:09:37,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:09:37,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:37,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-28 17:09:37,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,733 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:37,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-28 17:09:37,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:09:37,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:37,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:37,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:37,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:37,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:37,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:37,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:37,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:37,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:37,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:37,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:37,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:37,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:37,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:37,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:37,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:37,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:37,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:37,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:37,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:37,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:09:37,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:37,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:37,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:37,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:37,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:37,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:09:37,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:37,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:37,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:37,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:37,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:09:37,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:37,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:37,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:38,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:38,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:38,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:38,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:38,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:38,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:38,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:38,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:38,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:38,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:38,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:38,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 17:09:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:38,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:38,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:38,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:38,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:38,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:38,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:38,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:38,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:38,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:38,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:38,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 17:09:38,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:09:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:38,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:38,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:38,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:38,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:38,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:38,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:38,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:38,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:38,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:38,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:38,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:38,042 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:38,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [387862052] [2020-10-28 17:09:38,043 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:38,043 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:09:38,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939308427] [2020-10-28 17:09:38,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:09:38,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:38,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:09:38,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:09:38,046 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 5 states. [2020-10-28 17:09:38,597 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:40,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:40,782 INFO L93 Difference]: Finished difference Result 390 states and 481 transitions. [2020-10-28 17:09:40,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:09:40,784 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-10-28 17:09:40,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:40,788 INFO L225 Difference]: With dead ends: 390 [2020-10-28 17:09:40,789 INFO L226 Difference]: Without dead ends: 282 [2020-10-28 17:09:40,790 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:09:40,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-10-28 17:09:40,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 237. [2020-10-28 17:09:40,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2020-10-28 17:09:40,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 284 transitions. [2020-10-28 17:09:40,889 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 284 transitions. Word has length 65 [2020-10-28 17:09:40,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:40,890 INFO L481 AbstractCegarLoop]: Abstraction has 237 states and 284 transitions. [2020-10-28 17:09:40,890 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:09:40,890 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 284 transitions. [2020-10-28 17:09:40,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-28 17:09:40,893 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:40,893 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:40,893 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:09:40,893 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:40,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:40,894 INFO L82 PathProgramCache]: Analyzing trace with hash 1704956362, now seen corresponding path program 1 times [2020-10-28 17:09:40,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:40,895 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [109924040] [2020-10-28 17:09:40,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:40,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:40,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:42,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:43,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:43,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 17:09:43,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:09:43,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2483 [2020-10-28 17:09:43,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:43,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:43,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:09:43,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 17:09:43,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-28 17:09:43,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:43,875 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:43,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:43,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:43,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:43,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:43,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:43,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-28 17:09:43,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:43,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:43,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:43,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:43,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:43,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:09:43,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:43,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:44,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:44,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:44,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:44,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:44,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:44,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:44,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:44,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:44,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:44,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:44,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:44,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:44,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:44,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:44,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:44,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:44,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:44,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:44,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:44,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:44,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:44,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:44,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:44,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:44,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:44,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:44,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:44,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:44,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:44,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:44,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:44,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:44,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:44,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:44,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:44,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:44,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:44,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:44,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:44,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:44,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:44,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:44,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:44,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:44,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:44,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:44,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:44,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:44,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:44,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:44,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:44,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:44,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:44,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:44,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:44,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:44,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:44,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:44,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:44,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:44,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:09:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:44,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:44,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:44,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:44,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:44,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:44,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:44,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:44,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:44,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:44,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:09:44,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:44,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 17:09:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:44,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:44,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:44,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:44,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:44,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:09:44,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:44,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:44,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:44,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:44,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:09:44,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:44,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:44,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:44,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:44,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:44,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:44,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:44,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:44,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:44,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:44,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:44,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:44,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:44,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:09:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:44,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:44,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:44,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:44,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:44,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:44,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:44,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:44,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:44,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:44,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:44,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:44,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 17:09:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:44,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:44,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:44,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:44,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:44,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:09:44,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:44,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:44,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:44,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:44,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:44,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:44,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:09:44,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [109924040] [2020-10-28 17:09:44,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:44,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:09:44,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035302444] [2020-10-28 17:09:44,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:09:44,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:44,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:09:44,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:09:44,184 INFO L87 Difference]: Start difference. First operand 237 states and 284 transitions. Second operand 9 states. [2020-10-28 17:09:44,798 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:45,809 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:09:47,051 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:47,582 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:09:48,422 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:09:48,842 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 17:09:49,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:49,637 INFO L93 Difference]: Finished difference Result 638 states and 829 transitions. [2020-10-28 17:09:49,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 17:09:49,638 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2020-10-28 17:09:49,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:49,644 INFO L225 Difference]: With dead ends: 638 [2020-10-28 17:09:49,644 INFO L226 Difference]: Without dead ends: 429 [2020-10-28 17:09:49,646 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-10-28 17:09:49,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2020-10-28 17:09:49,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 371. [2020-10-28 17:09:49,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 371 states. [2020-10-28 17:09:49,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 448 transitions. [2020-10-28 17:09:49,777 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 448 transitions. Word has length 71 [2020-10-28 17:09:49,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:49,778 INFO L481 AbstractCegarLoop]: Abstraction has 371 states and 448 transitions. [2020-10-28 17:09:49,778 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:09:49,778 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 448 transitions. [2020-10-28 17:09:49,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 17:09:49,780 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:49,780 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:49,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:09:49,781 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:49,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:49,781 INFO L82 PathProgramCache]: Analyzing trace with hash 2000373831, now seen corresponding path program 1 times [2020-10-28 17:09:49,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:49,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [144175342] [2020-10-28 17:09:49,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:49,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-28 17:09:50,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 292 [2020-10-28 17:09:50,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:50,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-28 17:09:50,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:50,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,487 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:50,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:50,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 17:09:50,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:50,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:50,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:50,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:50,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:50,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:50,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:50,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:50,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:50,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:50,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:50,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:50,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:50,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:50,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:50,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:50,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:50,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:50,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:50,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:50,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:50,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:50,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:50,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:50,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:50,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:50,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:50,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:50,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:09:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:50,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:50,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:50,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:50,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:50,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:50,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:50,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:50,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:50,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:50,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:09:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:09:50,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:09:50,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:50,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:09:50,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:50,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:09:50,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:09:50,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:09:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:50,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:09:50,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:09:50,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:50,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 17:09:50,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:50,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:50,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:09:50,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:09:50,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:50,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:50,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:09:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:50,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:50,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:50,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:50,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:50,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:09:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:50,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:50,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:50,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:50,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:50,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 17:09:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:50,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:50,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:50,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:50,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:50,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:50,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:50,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:50,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:50,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:50,784 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:50,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [144175342] [2020-10-28 17:09:50,785 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:50,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:09:50,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640970029] [2020-10-28 17:09:50,786 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:09:50,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:50,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:09:50,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:09:50,787 INFO L87 Difference]: Start difference. First operand 371 states and 448 transitions. Second operand 8 states. [2020-10-28 17:09:52,162 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:52,591 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:53,013 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:54,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:54,110 INFO L93 Difference]: Finished difference Result 790 states and 1021 transitions. [2020-10-28 17:09:54,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:09:54,111 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2020-10-28 17:09:54,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:54,115 INFO L225 Difference]: With dead ends: 790 [2020-10-28 17:09:54,115 INFO L226 Difference]: Without dead ends: 447 [2020-10-28 17:09:54,117 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:09:54,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-10-28 17:09:54,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 382. [2020-10-28 17:09:54,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2020-10-28 17:09:54,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 460 transitions. [2020-10-28 17:09:54,233 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 460 transitions. Word has length 93 [2020-10-28 17:09:54,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:54,233 INFO L481 AbstractCegarLoop]: Abstraction has 382 states and 460 transitions. [2020-10-28 17:09:54,233 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:09:54,233 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 460 transitions. [2020-10-28 17:09:54,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 17:09:54,237 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:54,237 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:54,237 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:09:54,238 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:54,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:54,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1725614217, now seen corresponding path program 1 times [2020-10-28 17:09:54,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:54,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2095234659] [2020-10-28 17:09:54,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:54,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:54,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:54,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-28 17:09:54,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:54,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 331 [2020-10-28 17:09:54,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:54,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:54,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:09:54,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-28 17:09:54,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:09:54,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:54,922 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:54,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:54,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:54,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:54,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:54,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:54,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 17:09:54,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:54,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:54,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:54,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:54,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:54,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:54,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:54,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:54,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:54,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:54,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:54,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:54,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:54,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:54,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:54,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:54,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:54,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:54,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:54,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:54,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:54,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:54,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:54,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:54,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:54,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:54,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:54,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:54,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:54,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:54,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:54,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:54,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:54,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:54,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:54,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:54,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:54,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:54,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:54,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:54,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:54,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:54,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:54,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:54,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:54,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:54,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:54,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:54,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:54,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:54,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:54,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:54,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:54,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:55,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:55,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:55,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:55,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:55,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:55,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:55,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:55,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:55,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:55,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:55,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:55,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:55,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:09:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:55,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:55,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:55,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:55,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:55,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:55,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:55,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:55,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:55,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:55,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:55,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:55,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:55,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:55,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:55,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:55,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:55,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:55,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:55,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:55,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:55,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:55,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:55,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:55,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:09:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:55,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:55,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:55,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:09:55,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:55,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:09:55,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:55,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:09:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 17:09:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:09:55,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:55,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:55,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:55,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:55,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:09:55,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:55,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:09:55,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:55,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:55,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:09:55,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 17:09:55,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:09:55,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:55,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:55,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:55,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:55,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:55,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:09:55,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:55,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:09:55,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:55,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:55,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:55,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:55,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:09:55,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:55,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:55,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:55,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:55,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:55,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:55,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:55,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:55,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:55,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:55,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:55,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:55,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:55,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:09:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:55,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:55,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:55,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:55,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:55,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:55,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:55,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:55,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:55,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:55,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:55,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:55,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:09:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:55,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:55,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:55,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:55,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:55,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:55,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:55,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:55,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:55,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:55,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:55,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:55,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 17:09:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:55,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:55,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:55,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:55,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:55,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:55,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:55,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:55,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:55,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:55,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:55,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:55,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:55,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2095234659] [2020-10-28 17:09:55,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:55,188 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:09:55,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495085713] [2020-10-28 17:09:55,189 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:09:55,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:55,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:09:55,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:09:55,190 INFO L87 Difference]: Start difference. First operand 382 states and 460 transitions. Second operand 9 states. [2020-10-28 17:09:56,651 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:57,076 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:09:57,553 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:09:58,002 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:09:59,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:59,073 INFO L93 Difference]: Finished difference Result 805 states and 1018 transitions. [2020-10-28 17:09:59,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:09:59,075 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2020-10-28 17:09:59,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:59,079 INFO L225 Difference]: With dead ends: 805 [2020-10-28 17:09:59,080 INFO L226 Difference]: Without dead ends: 451 [2020-10-28 17:09:59,081 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:09:59,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2020-10-28 17:09:59,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 392. [2020-10-28 17:09:59,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 392 states. [2020-10-28 17:09:59,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 470 transitions. [2020-10-28 17:09:59,168 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 470 transitions. Word has length 93 [2020-10-28 17:09:59,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:59,169 INFO L481 AbstractCegarLoop]: Abstraction has 392 states and 470 transitions. [2020-10-28 17:09:59,169 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:09:59,169 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 470 transitions. [2020-10-28 17:09:59,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 17:09:59,170 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:59,171 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:59,171 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:09:59,171 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:59,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:59,172 INFO L82 PathProgramCache]: Analyzing trace with hash -344293210, now seen corresponding path program 1 times [2020-10-28 17:09:59,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:59,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [327852704] [2020-10-28 17:09:59,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:59,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:59,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:59,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-28 17:09:59,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:59,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 594 [2020-10-28 17:09:59,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:59,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:59,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:09:59,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:59,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-28 17:09:59,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,314 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:00,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:00,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-28 17:10:00,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:00,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:00,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:10:00,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:00,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:00,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:00,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:00,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:00,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:00,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:00,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:00,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:00,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:00,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:00,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:10:00,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:00,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:00,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:00,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:00,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:00,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:00,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:00,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:00,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:00,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:00,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:00,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:00,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:00,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:10:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:00,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:00,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:00,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:00,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:10:00,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:00,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:00,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:00,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:00,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:00,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:10:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:10:00,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:10:00,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:00,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:10:00,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:10:00,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:10:00,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:10:00,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:00,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:00,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:10:00,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:10:00,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:10:00,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:00,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:00,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:10:00,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:00,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:00,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:00,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:00,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:10:00,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:10:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:00,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:00,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:00,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:00,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:00,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:10:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:00,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:00,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:00,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:00,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:00,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 17:10:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:00,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:00,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:00,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:00,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:00,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:00,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:00,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:00,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:00,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:00,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:00,631 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:10:00,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [327852704] [2020-10-28 17:10:00,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:10:00,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:10:00,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035989932] [2020-10-28 17:10:00,634 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:10:00,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:00,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:10:00,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:10:00,635 INFO L87 Difference]: Start difference. First operand 392 states and 470 transitions. Second operand 7 states. [2020-10-28 17:10:01,097 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:01,863 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:04,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:04,367 INFO L93 Difference]: Finished difference Result 1198 states and 1554 transitions. [2020-10-28 17:10:04,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:10:04,368 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2020-10-28 17:10:04,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:04,374 INFO L225 Difference]: With dead ends: 1198 [2020-10-28 17:10:04,375 INFO L226 Difference]: Without dead ends: 834 [2020-10-28 17:10:04,382 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 37 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:10:04,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2020-10-28 17:10:04,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 771. [2020-10-28 17:10:04,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2020-10-28 17:10:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 939 transitions. [2020-10-28 17:10:04,585 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 939 transitions. Word has length 93 [2020-10-28 17:10:04,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:04,585 INFO L481 AbstractCegarLoop]: Abstraction has 771 states and 939 transitions. [2020-10-28 17:10:04,585 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:10:04,586 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 939 transitions. [2020-10-28 17:10:04,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-28 17:10:04,588 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:04,588 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:10:04,589 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:10:04,589 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:04,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:04,589 INFO L82 PathProgramCache]: Analyzing trace with hash -1519252404, now seen corresponding path program 1 times [2020-10-28 17:10:04,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:04,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1224881927] [2020-10-28 17:10:04,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:05,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:06,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:06,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-28 17:10:06,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:10:06,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1850 [2020-10-28 17:10:06,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:06,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:06,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:10:06,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 17:10:06,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-28 17:10:06,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:06,952 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:06,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:06,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:07,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-28 17:10:07,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:07,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:07,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:07,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:07,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:07,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:07,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:07,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:07,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:07,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:07,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:07,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:07,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:07,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:07,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:07,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:07,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:07,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:07,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:07,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:07,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:07,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:07,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:07,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:07,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:10:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:07,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:07,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:07,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:10:07,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 17:10:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:07,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:10:07,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:07,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:10:07,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:07,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:07,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:07,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:07,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:10:07,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:10:07,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:10:07,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:10:07,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 17:10:07,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:10:07,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:10:07,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:10:07,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:10:07,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:10:07,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:07,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:10:07,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:07,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:07,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:07,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:10:07,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:10:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:07,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:07,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:07,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:07,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 17:10:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:07,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:10:07,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:10:07,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:07,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:07,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:07,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 17:10:07,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:07,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:07,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:07,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:07,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:07,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:07,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:07,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:07,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:07,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:07,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:07,263 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:10:07,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1224881927] [2020-10-28 17:10:07,264 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:10:07,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 17:10:07,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939464519] [2020-10-28 17:10:07,264 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:10:07,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:07,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:10:07,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:10:07,266 INFO L87 Difference]: Start difference. First operand 771 states and 939 transitions. Second operand 12 states. [2020-10-28 17:10:08,080 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:09,391 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:10:09,890 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:10:10,272 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:11,609 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:10:12,125 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:10:12,524 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:10:14,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:14,143 INFO L93 Difference]: Finished difference Result 1544 states and 1997 transitions. [2020-10-28 17:10:14,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 17:10:14,144 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 97 [2020-10-28 17:10:14,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:14,153 INFO L225 Difference]: With dead ends: 1544 [2020-10-28 17:10:14,153 INFO L226 Difference]: Without dead ends: 946 [2020-10-28 17:10:14,156 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-28 17:10:14,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 946 states. [2020-10-28 17:10:14,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 946 to 838. [2020-10-28 17:10:14,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2020-10-28 17:10:14,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1029 transitions. [2020-10-28 17:10:14,376 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1029 transitions. Word has length 97 [2020-10-28 17:10:14,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:14,376 INFO L481 AbstractCegarLoop]: Abstraction has 838 states and 1029 transitions. [2020-10-28 17:10:14,377 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:10:14,377 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1029 transitions. [2020-10-28 17:10:14,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-28 17:10:14,380 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:14,381 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:10:14,381 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:10:14,381 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:14,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:14,382 INFO L82 PathProgramCache]: Analyzing trace with hash -1944278780, now seen corresponding path program 1 times [2020-10-28 17:10:14,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:14,382 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1039594065] [2020-10-28 17:10:14,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:14,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:14,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:14,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:14,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:14,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:14,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:15,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-28 17:10:17,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:10:17,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3028 [2020-10-28 17:10:17,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:17,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 133 [2020-10-28 17:10:17,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-28 17:10:17,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,830 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:17,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:17,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 17:10:17,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:17,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:17,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:17,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:17,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:17,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:17,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:17,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:17,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:17,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:17,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:17,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:17,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:17,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:17,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:10:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:17,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:17,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 17:10:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:17,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:17,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 17:10:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-28 17:10:17,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:17,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:17,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:17,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:17,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:17,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:17,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:10:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:10:17,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:17,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:18,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 17:10:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:18,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 17:10:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-28 17:10:18,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:10:18,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:18,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:10:18,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:18,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:18,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:18,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:18,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:10:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:10:18,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:10:18,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:18,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 17:10:18,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:18,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:10:18,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:18,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:10:18,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:18,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:18,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:18,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:10:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:18,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:10:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:10:18,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:10:18,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:18,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:10:18,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:18,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:18,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-28 17:10:18,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:18,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:18,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:18,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:10:18,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:18,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:18,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-28 17:10:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:18,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:18,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:18,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-28 17:10:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:18,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:18,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-28 17:10:18,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:18,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:18,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,225 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2020-10-28 17:10:18,225 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1039594065] [2020-10-28 17:10:18,225 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:10:18,225 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 17:10:18,226 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302779282] [2020-10-28 17:10:18,226 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:10:18,226 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:18,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:10:18,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:10:18,227 INFO L87 Difference]: Start difference. First operand 838 states and 1029 transitions. Second operand 9 states. [2020-10-28 17:10:18,791 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:21,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:21,670 INFO L93 Difference]: Finished difference Result 1509 states and 1910 transitions. [2020-10-28 17:10:21,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 17:10:21,671 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 173 [2020-10-28 17:10:21,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:21,679 INFO L225 Difference]: With dead ends: 1509 [2020-10-28 17:10:21,679 INFO L226 Difference]: Without dead ends: 1071 [2020-10-28 17:10:21,681 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=164, Invalid=388, Unknown=0, NotChecked=0, Total=552 [2020-10-28 17:10:21,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1071 states. [2020-10-28 17:10:21,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1071 to 973. [2020-10-28 17:10:21,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 973 states. [2020-10-28 17:10:21,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 973 states and 1193 transitions. [2020-10-28 17:10:21,921 INFO L78 Accepts]: Start accepts. Automaton has 973 states and 1193 transitions. Word has length 173 [2020-10-28 17:10:21,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:21,922 INFO L481 AbstractCegarLoop]: Abstraction has 973 states and 1193 transitions. [2020-10-28 17:10:21,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:10:21,922 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1193 transitions. [2020-10-28 17:10:21,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-28 17:10:21,926 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:21,927 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:10:21,927 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:10:21,928 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:21,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:21,928 INFO L82 PathProgramCache]: Analyzing trace with hash -335654549, now seen corresponding path program 1 times [2020-10-28 17:10:21,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:21,929 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [954559096] [2020-10-28 17:10:21,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:21,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:22,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:22,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:22,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:22,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:22,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:25,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:26,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:26,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-28 17:10:26,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:10:26,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-28 17:10:26,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:26,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:26,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:10:26,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-28 17:10:26,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-28 17:10:26,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,375 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:27,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:27,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:10:27,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:27,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:27,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:27,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:27,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:27,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:27,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:27,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:27,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:27,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:27,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:10:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:27,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:27,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 17:10:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-28 17:10:27,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:10:27,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:27,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 17:10:27,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:27,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:27,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:27,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:27,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:10:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:10:27,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:10:27,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:27,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:10:27,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:10:27,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:10:27,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:27,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:10:27,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:10:27,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:27,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:27,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:27,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:10:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:27,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:27,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:27,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:10:27,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:10:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:10:27,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:27,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:27,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:10:27,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:27,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:27,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:27,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 17:10:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:27,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:10:27,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:10:27,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:10:27,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:27,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:27,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:27,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:10:27,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:27,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 17:10:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:27,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:27,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:27,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:27,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-28 17:10:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:10:27,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:10:27,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:27,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 17:10:27,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:10:27,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:27,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:27,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:27,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:10:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:27,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:27,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:27,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:27,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:27,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:27,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-28 17:10:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:27,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:27,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:27,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:27,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-28 17:10:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:27,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:27,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:27,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:27,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:27,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:27,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:27,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:27,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:27,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:27,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:27,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:27,743 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-28 17:10:27,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [954559096] [2020-10-28 17:10:27,744 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:10:27,744 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:10:27,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226423151] [2020-10-28 17:10:27,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:10:27,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:27,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:10:27,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:10:27,746 INFO L87 Difference]: Start difference. First operand 973 states and 1193 transitions. Second operand 12 states. [2020-10-28 17:10:28,369 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:10:29,299 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:29,772 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:30,571 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:31,754 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:32,291 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:33,019 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:10:33,520 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:10:34,463 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-10-28 17:10:35,329 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:35,938 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:10:36,889 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-28 17:10:37,884 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:10:38,689 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-28 17:10:39,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:39,315 INFO L93 Difference]: Finished difference Result 1942 states and 2470 transitions. [2020-10-28 17:10:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-28 17:10:39,315 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 158 [2020-10-28 17:10:39,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:39,317 INFO L225 Difference]: With dead ends: 1942 [2020-10-28 17:10:39,317 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:10:39,323 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 499 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=526, Invalid=1544, Unknown=0, NotChecked=0, Total=2070 [2020-10-28 17:10:39,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:10:39,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:10:39,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:10:39,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:10:39,324 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2020-10-28 17:10:39,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:39,325 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:10:39,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:10:39,325 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:10:39,325 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:10:39,325 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:10:39,327 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:10:41,352 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 281 [2020-10-28 17:10:45,982 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 307 [2020-10-28 17:10:46,917 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 267 [2020-10-28 17:10:47,704 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2020-10-28 17:10:48,050 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 266 [2020-10-28 17:10:50,140 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 181 DAG size of output: 16 [2020-10-28 17:10:50,502 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-28 17:10:50,848 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 27 [2020-10-28 17:10:51,567 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 21 [2020-10-28 17:10:51,835 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-28 17:10:53,337 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 223 DAG size of output: 45 [2020-10-28 17:10:54,513 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 194 DAG size of output: 35 [2020-10-28 17:10:54,841 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:10:55,081 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 1 [2020-10-28 17:10:55,410 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:10:56,440 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 173 DAG size of output: 23 [2020-10-28 17:10:56,776 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:57,066 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 1 [2020-10-28 17:10:57,462 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 38 [2020-10-28 17:10:57,765 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-28 17:10:59,863 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 224 DAG size of output: 35 [2020-10-28 17:11:00,492 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 43 [2020-10-28 17:11:00,864 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 23 [2020-10-28 17:11:01,089 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 1 [2020-10-28 17:11:01,349 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 1 [2020-10-28 17:11:03,422 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 206 DAG size of output: 34 [2020-10-28 17:11:04,057 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-28 17:11:04,407 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:11:06,090 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 199 DAG size of output: 31 [2020-10-28 17:11:08,077 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 215 DAG size of output: 30 [2020-10-28 17:11:09,504 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 252 DAG size of output: 39 [2020-10-28 17:11:09,848 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:11:10,958 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 181 DAG size of output: 16 [2020-10-28 17:11:11,832 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 17 [2020-10-28 17:11:12,837 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 23 [2020-10-28 17:11:13,168 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:11:13,497 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:11:13,828 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:11:14,830 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 23 [2020-10-28 17:11:15,148 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 19 [2020-10-28 17:11:15,457 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-28 17:11:15,786 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:11:16,900 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 213 DAG size of output: 41 [2020-10-28 17:11:17,560 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 21 [2020-10-28 17:11:17,891 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:11:18,697 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 46 [2020-10-28 17:11:19,722 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 167 DAG size of output: 21 [2020-10-28 17:11:20,378 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 26 [2020-10-28 17:11:20,725 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:11:21,703 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 42 [2020-10-28 17:11:21,818 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 24 [2020-10-28 17:11:22,780 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 42 [2020-10-28 17:11:23,781 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 23 [2020-10-28 17:11:25,773 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 205 DAG size of output: 37 [2020-10-28 17:11:26,796 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 173 DAG size of output: 23 [2020-10-28 17:11:26,801 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:11:26,801 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:11:26,801 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:11:26,802 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:11:26,802 INFO L274 CegarLoopResult]: For program point L575(lines 552 576) no Hoare annotation was computed. [2020-10-28 17:11:26,802 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 528 583) no Hoare annotation was computed. [2020-10-28 17:11:26,802 INFO L274 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2020-10-28 17:11:26,802 INFO L274 CegarLoopResult]: For program point L559-1(lines 559 563) no Hoare annotation was computed. [2020-10-28 17:11:26,802 INFO L274 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-10-28 17:11:26,803 INFO L274 CegarLoopResult]: For program point L553-2(lines 553 574) no Hoare annotation was computed. [2020-10-28 17:11:26,803 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 528 583) no Hoare annotation was computed. [2020-10-28 17:11:26,803 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 528 583) no Hoare annotation was computed. [2020-10-28 17:11:26,803 INFO L274 CegarLoopResult]: For program point L610-2(lines 610 635) no Hoare annotation was computed. [2020-10-28 17:11:26,803 INFO L274 CegarLoopResult]: For program point L636(lines 609 637) no Hoare annotation was computed. [2020-10-28 17:11:26,803 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 584 643) no Hoare annotation was computed. [2020-10-28 17:11:26,803 INFO L274 CegarLoopResult]: For program point L629(line 629) no Hoare annotation was computed. [2020-10-28 17:11:26,803 INFO L274 CegarLoopResult]: For program point L629-1(line 629) no Hoare annotation was computed. [2020-10-28 17:11:26,803 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 584 643) no Hoare annotation was computed. [2020-10-28 17:11:26,803 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 584 643) no Hoare annotation was computed. [2020-10-28 17:11:26,804 INFO L274 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-10-28 17:11:26,804 INFO L274 CegarLoopResult]: For program point L616-1(lines 616 620) no Hoare annotation was computed. [2020-10-28 17:11:26,804 INFO L274 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-10-28 17:11:26,804 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 459 465) the Hoare annotation is: true [2020-10-28 17:11:26,804 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 459 465) no Hoare annotation was computed. [2020-10-28 17:11:26,804 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 466 474) no Hoare annotation was computed. [2020-10-28 17:11:26,804 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 466 474) the Hoare annotation is: true [2020-10-28 17:11:26,804 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 466 474) no Hoare annotation was computed. [2020-10-28 17:11:26,804 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 956 963) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~waterLevel~0 1)) (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:11:26,804 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 956 963) no Hoare annotation was computed. [2020-10-28 17:11:26,805 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 956 963) no Hoare annotation was computed. [2020-10-28 17:11:26,805 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 964 973) the Hoare annotation is: (let ((.cse0 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= 0 ~pumpRunning~0))) (.cse4 (not (<= ~pumpRunning~0 0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse6 (= 0 ~systemActive~0)) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse7 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or (not (= ~waterLevel~0 1)) .cse1 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse3 .cse7))) [2020-10-28 17:11:26,805 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 964 973) no Hoare annotation was computed. [2020-10-28 17:11:26,805 INFO L274 CegarLoopResult]: For program point L969(line 969) no Hoare annotation was computed. [2020-10-28 17:11:26,805 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 964 973) no Hoare annotation was computed. [2020-10-28 17:11:26,805 INFO L270 CegarLoopResult]: At program point L989(line 989) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (<= 0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 0)) .cse3) (or .cse0 .cse1 .cse2 .cse3))) [2020-10-28 17:11:26,805 INFO L274 CegarLoopResult]: For program point L987(lines 987 993) no Hoare annotation was computed. [2020-10-28 17:11:26,805 INFO L274 CegarLoopResult]: For program point L986(lines 986 996) no Hoare annotation was computed. [2020-10-28 17:11:26,806 INFO L270 CegarLoopResult]: At program point L984(line 984) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 (= 0 ~systemActive~0) .cse1) (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0)) .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))))) [2020-10-28 17:11:26,806 INFO L274 CegarLoopResult]: For program point L984-1(line 984) no Hoare annotation was computed. [2020-10-28 17:11:26,806 INFO L274 CegarLoopResult]: For program point L982(lines 982 999) no Hoare annotation was computed. [2020-10-28 17:11:26,806 INFO L274 CegarLoopResult]: For program point L982-1(lines 974 1002) no Hoare annotation was computed. [2020-10-28 17:11:26,806 INFO L277 CegarLoopResult]: At program point L980(line 980) the Hoare annotation is: true [2020-10-28 17:11:26,806 INFO L274 CegarLoopResult]: For program point L980-1(line 980) no Hoare annotation was computed. [2020-10-28 17:11:26,806 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 974 1002) the Hoare annotation is: true [2020-10-28 17:11:26,806 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 974 1002) no Hoare annotation was computed. [2020-10-28 17:11:26,806 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 350 372) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:11:26,806 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 350 372) no Hoare annotation was computed. [2020-10-28 17:11:26,806 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 350 372) no Hoare annotation was computed. [2020-10-28 17:11:26,807 INFO L270 CegarLoopResult]: At program point L362(line 362) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:11:26,807 INFO L270 CegarLoopResult]: At program point L362-1(line 362) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:11:26,807 INFO L274 CegarLoopResult]: For program point L360(lines 360 367) no Hoare annotation was computed. [2020-10-28 17:11:26,807 INFO L274 CegarLoopResult]: For program point L360-1(lines 360 367) no Hoare annotation was computed. [2020-10-28 17:11:26,807 INFO L274 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-10-28 17:11:26,807 INFO L270 CegarLoopResult]: At program point L357(line 357) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:11:26,807 INFO L270 CegarLoopResult]: At program point L356(line 356) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:11:26,807 INFO L270 CegarLoopResult]: At program point L356-1(line 356) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:11:26,807 INFO L274 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 303 326) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L318(line 318) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L317(line 317) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 303 326) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L316(line 316) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 303 326) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L315(line 315) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L314(line 314) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L312(line 312) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L311(line 311) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L310(line 310) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L309(line 309) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point L308(line 308) no Hoare annotation was computed. [2020-10-28 17:11:26,808 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 254 268) no Hoare annotation was computed. [2020-10-28 17:11:26,809 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 254 268) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse6 (not (<= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse2 .cse3) (or .cse6 .cse7 (not (= ~waterLevel~0 1)) .cse3) (or .cse6 .cse7 .cse5 .cse2 .cse3) (or .cse6 .cse7 .cse2 .cse3 .cse4))) [2020-10-28 17:11:26,809 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 254 268) no Hoare annotation was computed. [2020-10-28 17:11:26,809 INFO L270 CegarLoopResult]: At program point L260(line 260) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse6 (not (<= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse2 .cse3) (or .cse6 .cse7 .cse2 .cse4) (or .cse6 .cse7 .cse5 .cse2) (or .cse6 .cse7 (not (= ~waterLevel~0 1))))) [2020-10-28 17:11:26,809 INFO L274 CegarLoopResult]: For program point L258(lines 258 264) no Hoare annotation was computed. [2020-10-28 17:11:26,809 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 171 179) no Hoare annotation was computed. [2020-10-28 17:11:26,809 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 171 179) the Hoare annotation is: true [2020-10-28 17:11:26,809 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 171 179) no Hoare annotation was computed. [2020-10-28 17:11:26,809 INFO L274 CegarLoopResult]: For program point L242-1(line 242) no Hoare annotation was computed. [2020-10-28 17:11:26,809 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 235 253) the Hoare annotation is: true [2020-10-28 17:11:26,809 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 235 253) no Hoare annotation was computed. [2020-10-28 17:11:26,809 INFO L274 CegarLoopResult]: For program point L244(lines 244 248) no Hoare annotation was computed. [2020-10-28 17:11:26,809 INFO L277 CegarLoopResult]: At program point L242(line 242) the Hoare annotation is: true [2020-10-28 17:11:26,809 INFO L274 CegarLoopResult]: For program point L244-2(lines 244 248) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 235 253) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point L187(lines 187 195) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point L187-2(lines 187 195) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point L210-1(line 210) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 180 215) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point L199(lines 199 207) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 180 215) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point L199-2(lines 199 207) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 180 215) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 452 458) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 452 458) the Hoare annotation is: true [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 482 527) no Hoare annotation was computed. [2020-10-28 17:11:26,810 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 482 527) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 482 527) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point L826(lines 826 827) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 795 840) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point L819(lines 819 820) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point L815(lines 815 822) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 819 820) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 826 827) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 795 840) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point L809(lines 809 829) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point L809-1(lines 809 829) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 795 840) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 336 346) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 336 346) no Hoare annotation was computed. [2020-10-28 17:11:26,811 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 336 346) no Hoare annotation was computed. [2020-10-28 17:11:26,812 INFO L270 CegarLoopResult]: At program point L341(line 341) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:11:26,812 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 160 170) no Hoare annotation was computed. [2020-10-28 17:11:26,812 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 160 170) no Hoare annotation was computed. [2020-10-28 17:11:26,812 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 160 170) no Hoare annotation was computed. [2020-10-28 17:11:26,812 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-28 17:11:26,812 INFO L274 CegarLoopResult]: For program point L165-1(line 165) no Hoare annotation was computed. [2020-10-28 17:11:26,812 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 152 159) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:11:26,812 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 152 159) no Hoare annotation was computed. [2020-10-28 17:11:26,812 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 152 159) no Hoare annotation was computed. [2020-10-28 17:11:26,812 INFO L274 CegarLoopResult]: For program point L926(lines 926 932) no Hoare annotation was computed. [2020-10-28 17:11:26,813 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 922 935) no Hoare annotation was computed. [2020-10-28 17:11:26,813 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 922 935) the Hoare annotation is: true [2020-10-28 17:11:26,813 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 922 935) no Hoare annotation was computed. [2020-10-28 17:11:26,813 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:11:26,813 INFO L274 CegarLoopResult]: For program point L127(lines 127 135) no Hoare annotation was computed. [2020-10-28 17:11:26,813 INFO L270 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:11:26,813 INFO L274 CegarLoopResult]: For program point L125-1(line 125) no Hoare annotation was computed. [2020-10-28 17:11:26,813 INFO L274 CegarLoopResult]: For program point L123(lines 123 140) no Hoare annotation was computed. [2020-10-28 17:11:26,813 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 119 143) no Hoare annotation was computed. [2020-10-28 17:11:26,814 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 119 143) the Hoare annotation is: (or (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:11:26,814 INFO L270 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:11:26,814 INFO L274 CegarLoopResult]: For program point L138-1(lines 119 143) no Hoare annotation was computed. [2020-10-28 17:11:26,814 INFO L270 CegarLoopResult]: At program point L133(line 133) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:11:26,814 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 85 91) no Hoare annotation was computed. [2020-10-28 17:11:26,814 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 85 91) the Hoare annotation is: true [2020-10-28 17:11:26,814 INFO L270 CegarLoopResult]: At program point testENTRY(lines 374 439) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:11:26,814 INFO L274 CegarLoopResult]: For program point testFINAL(lines 374 439) no Hoare annotation was computed. [2020-10-28 17:11:26,814 INFO L270 CegarLoopResult]: At program point L432(lines 383 433) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:11:26,815 INFO L270 CegarLoopResult]: At program point L422(line 422) the Hoare annotation is: (let ((.cse6 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse2 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse5 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse8 .cse4 .cse6) (and .cse7 .cse0 .cse8 .cse2 .cse4) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse3 .cse5))) [2020-10-28 17:11:26,815 INFO L274 CegarLoopResult]: For program point L420(lines 420 426) no Hoare annotation was computed. [2020-10-28 17:11:26,815 INFO L270 CegarLoopResult]: At program point L420-1(lines 414 427) the Hoare annotation is: (let ((.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse1 (<= 2 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse3 .cse5) (and .cse6 .cse0 .cse7 .cse1 .cse3) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse2 .cse4))) [2020-10-28 17:11:26,815 INFO L274 CegarLoopResult]: For program point L385(lines 384 431) no Hoare annotation was computed. [2020-10-28 17:11:26,815 INFO L274 CegarLoopResult]: For program point L414(lines 414 427) no Hoare annotation was computed. [2020-10-28 17:11:26,815 INFO L270 CegarLoopResult]: At program point L406(line 406) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (<= 0 ~pumpRunning~0)) (.cse6 (<= ~pumpRunning~0 0)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse9 (not (= 0 ~systemActive~0))) (.cse3 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse4 .cse5 .cse6 .cse7) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse6) (and .cse8 .cse0 .cse9 .cse5 .cse7) (and .cse8 .cse0 .cse9 .cse3 .cse5))) [2020-10-28 17:11:26,815 INFO L274 CegarLoopResult]: For program point L404(lines 404 410) no Hoare annotation was computed. [2020-10-28 17:11:26,816 INFO L274 CegarLoopResult]: For program point L404-1(lines 404 410) no Hoare annotation was computed. [2020-10-28 17:11:26,816 INFO L270 CegarLoopResult]: At program point L429(lines 384 431) the Hoare annotation is: (let ((.cse1 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~pumpRunning~0 0)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse3) (and .cse5 .cse0 .cse6 .cse2 .cse4) (and .cse5 .cse0 .cse6 (<= 2 ~waterLevel~0) .cse2))) [2020-10-28 17:11:26,816 INFO L270 CegarLoopResult]: At program point L396(line 396) the Hoare annotation is: (let ((.cse1 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~pumpRunning~0 0)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse3) (and .cse5 .cse0 .cse6 .cse2 .cse4) (and .cse5 .cse0 .cse6 (<= 2 ~waterLevel~0) .cse2))) [2020-10-28 17:11:26,816 INFO L274 CegarLoopResult]: For program point L394(lines 394 400) no Hoare annotation was computed. [2020-10-28 17:11:26,816 INFO L274 CegarLoopResult]: For program point L394-1(lines 394 400) no Hoare annotation was computed. [2020-10-28 17:11:26,816 INFO L274 CegarLoopResult]: For program point testEXIT(lines 374 439) no Hoare annotation was computed. [2020-10-28 17:11:26,816 INFO L274 CegarLoopResult]: For program point L386(lines 386 390) no Hoare annotation was computed. [2020-10-28 17:11:26,816 INFO L274 CegarLoopResult]: For program point L769(lines 769 776) no Hoare annotation was computed. [2020-10-28 17:11:26,816 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 773 774) no Hoare annotation was computed. [2020-10-28 17:11:26,817 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 780 781) no Hoare annotation was computed. [2020-10-28 17:11:26,817 INFO L274 CegarLoopResult]: For program point L763(lines 763 783) no Hoare annotation was computed. [2020-10-28 17:11:26,817 INFO L274 CegarLoopResult]: For program point L763-1(lines 763 783) no Hoare annotation was computed. [2020-10-28 17:11:26,817 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 749 794) no Hoare annotation was computed. [2020-10-28 17:11:26,817 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 749 794) no Hoare annotation was computed. [2020-10-28 17:11:26,817 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 749 794) no Hoare annotation was computed. [2020-10-28 17:11:26,817 INFO L274 CegarLoopResult]: For program point L780(lines 780 781) no Hoare annotation was computed. [2020-10-28 17:11:26,817 INFO L274 CegarLoopResult]: For program point L773(lines 773 774) no Hoare annotation was computed. [2020-10-28 17:11:26,817 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 936 944) no Hoare annotation was computed. [2020-10-28 17:11:26,817 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 936 944) the Hoare annotation is: true [2020-10-28 17:11:26,817 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 936 944) no Hoare annotation was computed. [2020-10-28 17:11:26,817 INFO L274 CegarLoopResult]: For program point L898-2(lines 898 906) no Hoare annotation was computed. [2020-10-28 17:11:26,818 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 890 912) no Hoare annotation was computed. [2020-10-28 17:11:26,818 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 890 912) no Hoare annotation was computed. [2020-10-28 17:11:26,818 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 890 912) no Hoare annotation was computed. [2020-10-28 17:11:26,818 INFO L274 CegarLoopResult]: For program point L898(lines 898 906) no Hoare annotation was computed. [2020-10-28 17:11:26,818 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 442 451) no Hoare annotation was computed. [2020-10-28 17:11:26,818 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 442 451) no Hoare annotation was computed. [2020-10-28 17:11:26,818 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 442 451) no Hoare annotation was computed. [2020-10-28 17:11:26,818 INFO L274 CegarLoopResult]: For program point L735(lines 735 742) no Hoare annotation was computed. [2020-10-28 17:11:26,818 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 646 748) no Hoare annotation was computed. [2020-10-28 17:11:26,818 INFO L274 CegarLoopResult]: For program point L696(lines 695 715) no Hoare annotation was computed. [2020-10-28 17:11:26,818 INFO L274 CegarLoopResult]: For program point L727(line 727) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point L727-1(line 727) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point L692(lines 692 733) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point L711(line 711) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point L711-1(line 711) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 646 748) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point L670(lines 670 674) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point L734(lines 734 745) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point L697(lines 697 701) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point L695-2(lines 695 715) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 646 748) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point L716(lines 694 717) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point L675(lines 675 691) no Hoare annotation was computed. [2020-10-28 17:11:26,819 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:11:26,820 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:11:26,820 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:11:26,820 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 144 151) no Hoare annotation was computed. [2020-10-28 17:11:26,820 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 144 151) no Hoare annotation was computed. [2020-10-28 17:11:26,820 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 144 151) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:11:26,820 INFO L274 CegarLoopResult]: For program point L225(lines 225 229) no Hoare annotation was computed. [2020-10-28 17:11:26,820 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 216 234) no Hoare annotation was computed. [2020-10-28 17:11:26,821 INFO L277 CegarLoopResult]: At program point L223(line 223) the Hoare annotation is: true [2020-10-28 17:11:26,821 INFO L274 CegarLoopResult]: For program point L225-2(lines 225 229) no Hoare annotation was computed. [2020-10-28 17:11:26,821 INFO L274 CegarLoopResult]: For program point L223-1(line 223) no Hoare annotation was computed. [2020-10-28 17:11:26,821 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 216 234) the Hoare annotation is: true [2020-10-28 17:11:26,821 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 216 234) no Hoare annotation was computed. [2020-10-28 17:11:26,821 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 913 921) the Hoare annotation is: true [2020-10-28 17:11:26,821 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 913 921) no Hoare annotation was computed. [2020-10-28 17:11:26,821 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 913 921) no Hoare annotation was computed. [2020-10-28 17:11:26,821 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 869 880) the Hoare annotation is: (let ((.cse6 (not (<= 2 ~waterLevel~0))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse8 (= 0 ~systemActive~0)) (.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse0 (not (<= 0 ~pumpRunning~0))) (.cse5 (not (= 1 ~systemActive~0))) (.cse2 (not (<= ~pumpRunning~0 0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse3 .cse6) (or .cse7 .cse1 .cse8 .cse3 .cse6) (or .cse7 .cse1 .cse8 .cse3 .cse4) (or (not (= ~waterLevel~0 1)) .cse0 .cse5 .cse2 .cse3))) [2020-10-28 17:11:26,822 INFO L274 CegarLoopResult]: For program point L873-1(lines 869 880) no Hoare annotation was computed. [2020-10-28 17:11:26,822 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 869 880) no Hoare annotation was computed. [2020-10-28 17:11:26,822 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:11:26,822 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:11:26,822 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:11:26,822 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 881 889) no Hoare annotation was computed. [2020-10-28 17:11:26,822 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 881 889) no Hoare annotation was computed. [2020-10-28 17:11:26,822 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 881 889) no Hoare annotation was computed. [2020-10-28 17:11:26,822 INFO L274 CegarLoopResult]: For program point L65(lines 61 83) no Hoare annotation was computed. [2020-10-28 17:11:26,822 INFO L274 CegarLoopResult]: For program point L63(lines 61 83) no Hoare annotation was computed. [2020-10-28 17:11:26,823 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 58 84) the Hoare annotation is: (let ((.cse3 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (= 0 ~systemActive~0)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse4) (or .cse1 .cse3 .cse6 .cse7 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse4))) [2020-10-28 17:11:26,823 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 58 84) no Hoare annotation was computed. [2020-10-28 17:11:26,823 INFO L270 CegarLoopResult]: At program point L74(line 74) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0))) (let ((.cse9 (not .cse4)) (.cse10 (<= 0 ~pumpRunning~0)) (.cse12 (<= ~pumpRunning~0 0)) (.cse11 (<= ~waterLevel~0 2)) (.cse13 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse11 .cse13)) (.cse8 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse6 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse9 .cse10 .cse12 .cse13)) (.cse7 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse0 .cse7 .cse8) (or .cse5 .cse0 .cse7 .cse2 (and .cse9 (<= 2 ~waterLevel~0) .cse10 .cse11 .cse12 .cse13)) (or .cse0 .cse1 .cse8 .cse3 .cse4) (or .cse5 .cse6 (not (= |old(~waterLevel~0)| 1)) .cse7))))) [2020-10-28 17:11:26,823 INFO L270 CegarLoopResult]: At program point L72(lines 72 78) the Hoare annotation is: (let ((.cse9 (= 0 ~systemActive~0))) (let ((.cse11 (not .cse9)) (.cse12 (<= ~waterLevel~0 2)) (.cse16 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse14 (<= 0 ~pumpRunning~0)) (.cse15 (<= ~pumpRunning~0 0)) (.cse13 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse0 (and .cse16 .cse14 .cse15 .cse13)) (.cse1 (not (<= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (and (<= 1 ~pumpRunning~0) .cse16 .cse11 (<= 2 ~waterLevel~0) .cse12)) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (and (<= 1 ~switchedOnBeforeTS~0) .cse11 .cse14 .cse12 .cse15)) (.cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse11 .cse12 .cse13))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse2 .cse6 .cse7 .cse8 .cse9 .cse10) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) .cse3) (or .cse0 .cse1 .cse2 .cse3 .cse6 .cse5) (or .cse2 .cse7 .cse4 .cse8 .cse9 .cse10))))) [2020-10-28 17:11:26,823 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 58 84) no Hoare annotation was computed. [2020-10-28 17:11:26,824 INFO L270 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (= 0 ~systemActive~0)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse0 .cse2 .cse1 .cse3) (or .cse2 .cse4 .cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse6 .cse7) .cse8) (or .cse2 .cse3 .cse5 (and .cse6 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse7) .cse8) (or .cse0 .cse2 .cse1 .cse4))) [2020-10-28 17:11:26,824 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 271 300) no Hoare annotation was computed. [2020-10-28 17:11:26,824 INFO L274 CegarLoopResult]: For program point L285(lines 285 289) no Hoare annotation was computed. [2020-10-28 17:11:26,824 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 271 300) the Hoare annotation is: true [2020-10-28 17:11:26,824 INFO L277 CegarLoopResult]: At program point L285-1(lines 285 289) the Hoare annotation is: true [2020-10-28 17:11:26,824 INFO L274 CegarLoopResult]: For program point L282(line 282) no Hoare annotation was computed. [2020-10-28 17:11:26,824 INFO L277 CegarLoopResult]: At program point L281-2(lines 281 295) the Hoare annotation is: true [2020-10-28 17:11:26,824 INFO L277 CegarLoopResult]: At program point L277(line 277) the Hoare annotation is: true [2020-10-28 17:11:26,824 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-28 17:11:26,824 INFO L277 CegarLoopResult]: At program point L296(lines 271 300) the Hoare annotation is: true [2020-10-28 17:11:26,825 INFO L274 CegarLoopResult]: For program point L292(line 292) no Hoare annotation was computed. [2020-10-28 17:11:26,825 INFO L274 CegarLoopResult]: For program point L849-1(lines 845 856) no Hoare annotation was computed. [2020-10-28 17:11:26,825 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 845 856) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 ~systemActive~0) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-28 17:11:26,825 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 845 856) no Hoare annotation was computed. [2020-10-28 17:11:26,825 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 327 333) no Hoare annotation was computed. [2020-10-28 17:11:26,825 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 327 333) the Hoare annotation is: true [2020-10-28 17:11:26,825 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:11:26,825 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-28 17:11:26,825 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:11:26,825 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:11:26,825 INFO L274 CegarLoopResult]: For program point L97(lines 97 114) no Hoare annotation was computed. [2020-10-28 17:11:26,826 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 93 117) the Hoare annotation is: (or (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:11:26,826 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 93 117) no Hoare annotation was computed. [2020-10-28 17:11:26,826 INFO L270 CegarLoopResult]: At program point L112(line 112) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:11:26,826 INFO L274 CegarLoopResult]: For program point L112-1(lines 93 117) no Hoare annotation was computed. [2020-10-28 17:11:26,826 INFO L270 CegarLoopResult]: At program point L107(line 107) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~0 0) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 1))) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:11:26,826 INFO L270 CegarLoopResult]: At program point L103(line 103) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:11:26,826 INFO L274 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-10-28 17:11:26,826 INFO L270 CegarLoopResult]: At program point L99(line 99) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:11:26,827 INFO L274 CegarLoopResult]: For program point L99-1(line 99) no Hoare annotation was computed. [2020-10-28 17:11:26,827 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 857 868) no Hoare annotation was computed. [2020-10-28 17:11:26,827 INFO L274 CegarLoopResult]: For program point L861-1(lines 857 868) no Hoare annotation was computed. [2020-10-28 17:11:26,827 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 857 868) the Hoare annotation is: (let ((.cse2 (not (<= 0 ~pumpRunning~0))) (.cse3 (not (<= ~pumpRunning~0 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= 0 ~systemActive~0)) (.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2 (not (= 1 ~systemActive~0)) .cse3) (or .cse0 .cse5 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse6) (or .cse0 .cse5 .cse1 .cse6 .cse4))) [2020-10-28 17:11:26,827 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 946 953) no Hoare annotation was computed. [2020-10-28 17:11:26,827 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 946 953) the Hoare annotation is: true [2020-10-28 17:11:26,827 INFO L274 CegarLoopResult]: For program point L950(line 950) no Hoare annotation was computed. [2020-10-28 17:11:26,827 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 946 953) no Hoare annotation was computed. [2020-10-28 17:11:26,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:11:26 BoogieIcfgContainer [2020-10-28 17:11:26,859 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:11:26,861 INFO L168 Benchmark]: Toolchain (without parser) took 132999.33 ms. Allocated memory was 151.0 MB in the beginning and 822.1 MB in the end (delta: 671.1 MB). Free memory was 108.3 MB in the beginning and 297.0 MB in the end (delta: -188.8 MB). Peak memory consumption was 498.4 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:26,861 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 125.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:11:26,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.11 ms. Allocated memory is still 151.0 MB. Free memory was 107.6 MB in the beginning and 125.5 MB in the end (delta: -17.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:26,862 INFO L168 Benchmark]: Boogie Preprocessor took 96.69 ms. Allocated memory is still 151.0 MB. Free memory was 125.5 MB in the beginning and 121.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:26,863 INFO L168 Benchmark]: RCFGBuilder took 1536.28 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 121.3 MB in the beginning and 115.1 MB in the end (delta: 6.2 MB). Peak memory consumption was 46.5 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:26,864 INFO L168 Benchmark]: TraceAbstraction took 130618.94 ms. Allocated memory was 181.4 MB in the beginning and 822.1 MB in the end (delta: 640.7 MB). Free memory was 114.6 MB in the beginning and 297.6 MB in the end (delta: -183.0 MB). Peak memory consumption was 473.4 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:26,866 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 125.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 734.11 ms. Allocated memory is still 151.0 MB. Free memory was 107.6 MB in the beginning and 125.5 MB in the end (delta: -17.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 96.69 ms. Allocated memory is still 151.0 MB. Free memory was 125.5 MB in the beginning and 121.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1536.28 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 121.3 MB in the beginning and 115.1 MB in the end (delta: 6.2 MB). Peak memory consumption was 46.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 130618.94 ms. Allocated memory was 181.4 MB in the beginning and 822.1 MB in the end (delta: 640.7 MB). Free memory was 114.6 MB in the beginning and 297.6 MB in the end (delta: -183.0 MB). Peak memory consumption was 473.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 780]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 773]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 819]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 826]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 384]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || ((((splverifierCounter <= 0 && 0 <= pumpRunning) && waterLevel <= 2) && pumpRunning <= 0) && pumpRunning <= switchedOnBeforeTS)) || ((((((\old(waterLevel) == waterLevel && splverifierCounter <= 0) && 1 == systemActive) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && 0 <= pumpRunning) && \old(methaneLevelCritical) == methaneLevelCritical) && pumpRunning <= 0)) || ((((1 <= pumpRunning && splverifierCounter <= 0) && !(0 == systemActive)) && waterLevel <= 2) && pumpRunning <= switchedOnBeforeTS)) || ((((1 <= pumpRunning && splverifierCounter <= 0) && !(0 == systemActive)) && 2 <= waterLevel) && waterLevel <= 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 263 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 82.9s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 44.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 47.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1507 SDtfs, 2802 SDslu, 1616 SDs, 0 SdLazy, 6803 SolverSat, 1978 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 521 GetRequests, 360 SyntacticMatches, 3 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 895 ImplicationChecksByTransitivity, 22.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=973occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 557 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 1889 PreInvPairs, 2122 NumberOfFragments, 2713 HoareAnnotationTreeSize, 1889 FomulaSimplifications, 38067070 FormulaSimplificationTreeSizeReduction, 9.5s HoareSimplificationTime, 65 FomulaSimplificationsInter, 1409413 FormulaSimplificationTreeSizeReductionInter, 37.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 35.8s InterpolantComputationTime, 964 NumberOfCodeBlocks, 964 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 954 ConstructedInterpolants, 0 QuantifiedInterpolants, 366629 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 154/164 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...